This class represents a single table in memory, or a - so to say - single memory page to be handled by the MemoryManager class instance. More...

#include <memory.hpp>

Inheritance diagram for Memory:

Collaboration diagram for Memory:

Public Types
enum	AppDir { ALL = 0x0 , LINES = 0x1 , COLS = 0x2 , GRID = 0x4 }

enum	RankingStrategy { RANK_DENSE , RANK_COMPETETIVE , RANK_FRACTIONAL }

Public Member Functions
	Memory ()
	Default constructor. More...

	Memory (size_t _nCols)
	Specialized constructor to allocate a defined table size. More...

	~Memory ()
	Memory class destructor, which will free the allocated memory. More...

Memory &	operator= (const Memory &other)
	Assignment operator. More...

bool	resizeMemory (size_t _nLines, size_t _nCols)
	This member function will handle all memory grow operations by doubling the base size, which shall be incremented, as long as it is smaller than the requested size. More...

bool	isValid () const
	Returns true, if at least a single valid value is available in this table. More...

bool	isValidElement (size_t _nLine, size_t _nCol) const
	Returns true, if the element at the selected positions is valid. Only checks internally, if the value is not a NaN value. More...

bool	shrink ()
	This member function shrinks the table memory to the smallest possible dimensions reachable in powers of two. More...

void	convert ()
	This member function tries to convert all string columns to value columns, if it is possible. More...

bool	convertColumns (const VectorIndex &_vCol, const std::string &_sType)
	This member function tries to convert the selected columns to the target column type, if it is possible. More...

bool	setCategories (const VectorIndex &_vCol, const std::vector< std::string > &vCategories)
	Updates the categories of a categorical column and switches the column type if necessary. More...

int	getLines (bool _bFull=false) const
	This member function will return the number of lines, which are currently available in this table. More...

int	getElemsInColumn (size_t col) const
	Returns the number of elements in the selected column (but might contain invalid values). More...

int	getFilledElemsInColumn (size_t col) const
	Returns the number of filled elements in the selected column without the trailing but with the internal invalid values. More...

int	getCols (bool _bFull=false) const
	This member function will return the number of columns, which are currently available in this table. More...

size_t	getSize () const
	Returns the overall used number of bytes for this table. More...

mu::value_type	readMem (size_t _nLine, size_t _nCol) const
	This member function returns the element stored at the selected position. More...

mu::value_type	readMemInterpolated (double _dLine, double _dCol) const
	This member function returns a (bilinearily) interpolated element at the selected `double` positions. More...

std::vector< mu::value_type >	readMem (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	This member function returns the elements stored at the selected positions. More...

Matrix	readMemAsMatrix (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	This member function returns the elements stored at the selected positions as a Matrix. More...

ValueVector	readMixedMem (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	This member function returns the elements stored at the selected positions. More...

ValueVector	readMemAsString (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	This member function returns the elements stored at the selected positions. More...

TableColumn::ColumnType	getType (const VectorIndex &_vCol) const
	Returns the "common" type of the selected columns. More...

ValueVector	getCategoryList (const VectorIndex &_vCol) const
	Returns a key-value list containing the categories and their respective index. More...

Memory *	extractRange (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	This member function extracts a range of this table and returns it as a new Memory instance. More...

void	copyElementsInto (std::vector< mu::value_type > *vTarget, const VectorIndex &_vLine, const VectorIndex &_vCol) const
	This member function will copy the selected elements into the passed vector instance. This member function avoids copies of the vector instance by directly writing to the target instance. More...

std::string	getHeadLineElement (size_t _i) const
	Returns the table column headline for the selected column. Will return a default headline, if the column is empty or does not exist. More...

std::vector< std::string >	getHeadLineElement (const VectorIndex &_vCol) const
	Returns the table column headlines for the selected columns. Will return default headlines for empty or non-existing columns. More...

size_t	getAppendedZeroes (size_t _i) const
	Returns the number of empty cells at the end of the selected columns. More...

size_t	getHeadlineCount () const
	This member function returns the number of lines needed for the table column headline of the selected column. More...

std::string	getComment () const
	Return the comment associated with this table. More...

NumeRe::TableMetaData	getMetaData () const
	Return the internal meta data structure. More...

void	writeSingletonData (Indices &_idx, const mu::value_type &_dData)
	This member function writes multiple copies of a single value to a range in the table. The table is automatically enlarged, if necessary. More...

void	writeSingletonData (Indices &_idx, const std::string &_sValue)
	This member function writes multiple copies of a single string to a range in the table. The table is automatically enlarged, if necessary. More...

void	writeData (int _nLine, int _nCol, const mu::value_type &_dData)
	This member function writes the passed value to the selected position. The table is automatically enlarged, if necessary. More...

void	writeDataDirect (int _nLine, int _nCol, const mu::value_type &_dData)
	This member function provides an unsafe but direct way of writing data to the table. It will not check for the existence of the needed amount of columns. More...

void	writeDataDirectUnsafe (int _nLine, int _nCol, const mu::value_type &_dData)
	This member function provides an even more unsafe but direct way of writing data to the table. It will neither check for existence of the internal pointer nor for the existence of the needed amount of columns. Use this only, if real pre-allocation is possible. More...

void	writeData (int _nLine, int _nCol, const std::string &sValue)
	Writes string data to the internal table. More...

void	writeData (Indices &_idx, mu::value_type *_dData, unsigned int _nNum)
	This member function writes a whole array of data to the selected table range. The table is automatically enlarged, if necessary. More...

void	writeData (Indices &_idx, const ValueVector &_values)
	This member function writes a whole array of values to the selected table range. The table is automatically enlarged, if necessary. More...

bool	setHeadLineElement (size_t _i, const std::string &_sHead)
	Writes a new table column headline to the selected column. More...

void	writeComment (const std::string &comment)
	Update the comment associated with this table. More...

void	setMetaData (const NumeRe::TableMetaData &meta)
	Update the internal meta data with the passed one. More...

void	markModified ()
	Mark this table as modified. More...

bool	save (std::string _sFileName, const std::string &sTableName, unsigned short nPrecision)
	This member function is used for saving the contents of this memory page into a file. The type of the file is selected by the name of the file. More...

bool	getSaveStatus () const
	Returns, whether the contents of the current table are already saved into either a usual file or into the cache file. More...

void	setSaveStatus (bool _bIsSaved)
	This member function changes the saved state to the passed value. More...

long long int	getLastSaved () const
	This member function returns the time- point, where the table was saved last time. More...

std::vector< int >	sortElements (int i1, int i2, int j1=0, int j2=0, const std::string &sSortingExpression="")
	This member function is the interface function for the Sorter class. It will pre- evaluate the passed parameters and redirect the control to the corresponding sorting function. More...

void	deleteEntry (int _nLine, int _nCol)
	This member function deletes a single entry from the memory table. More...

void	deleteBulk (const VectorIndex &_vLine, const VectorIndex &_vCol)
	This member function deletes a whole range of entries from the memory table. More...

NumeRe::Table	extractTable (const std::string &_sTable, const VectorIndex &lines, const VectorIndex &cols)
	Create a copy-efficient table object from the data contents. More...

void	importTable (NumeRe::Table _table, const VectorIndex &lines, const VectorIndex &cols)
	Import data from a copy-efficient table object. Completely replaces the contents, which were in the internal storage before. More...

mu::value_type	std (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the STD multi argument function. More...

mu::value_type	avg (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the AVG multi argument function. More...

mu::value_type	max (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the MAX multi argument function. More...

mu::value_type	min (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the MIN multi argument function. More...

mu::value_type	prd (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the PRD multi argument function. More...

mu::value_type	sum (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the SUM multi argument function. More...

mu::value_type	num (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the NUM multi argument function. More...

mu::value_type	and_func (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the AND multi argument function. More...

mu::value_type	or_func (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the OR multi argument function. More...

mu::value_type	xor_func (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the XOR multi argument function. More...

mu::value_type	cnt (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the CNT multi argument function. More...

mu::value_type	norm (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the NORM multi argument function. More...

mu::value_type	cmp (const VectorIndex &_vLine, const VectorIndex &_vCol, mu::value_type dRef=0.0, int _nType=0) const
	Implementation for the CMP multi argument function. More...

mu::value_type	med (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	Implementation for the MED multi argument function. More...

mu::value_type	pct (const VectorIndex &_vLine, const VectorIndex &_vCol, mu::value_type dPct=0.5) const
	Implementation for the PCT multi argument function. More...

std::vector< mu::value_type >	size (const VectorIndex &_vIndex, int dir) const
	Implementation of the SIZE multi argument function. More...

std::vector< mu::value_type >	minpos (const VectorIndex &_vIndex, int dir) const
	Implementation of the MINPOS multi argument function. More...

std::vector< mu::value_type >	maxpos (const VectorIndex &_vIndex, int dir) const
	Implementation of the MAXPOS multi argument function. More...

std::vector< mu::value_type >	findCols (const std::vector< std::string > &vColNames) const
	Finds the columns IDs, whose headlines match to the passed strings. Can return multiple column IDs per string. More...

std::vector< mu::value_type >	countIfEqual (const VectorIndex &_vCols, const std::vector< mu::value_type > &vValues, const std::vector< std::string > &vStringValues) const
	Counts all values in the selected columns, which match to the passed values (either numerically or string values) and returns the corresponding sums. More...

std::vector< mu::value_type >	getIndex (size_t col, const std::vector< mu::value_type > &vValues, const std::vector< std::string > &vStringValues) const
	Determines the positions of all elements, which correspond to the passed values (either numerically or string values), and returns them as an index. More...

AnovaResult	getOneWayAnova (size_t colCategories, size_t colValues, const VectorIndex &_vIndex, double significance) const
	Calculates the simples form of a ANOVA F test. More...

mu::value_type	getCovariance (size_t col1, const VectorIndex &_vIndex1, size_t col2, const VectorIndex &_vIndex2) const
	Implements the cov() table method and calculates the covariance of the two selected columns. More...

mu::value_type	getPearsonCorr (size_t col1, const VectorIndex &_vIndex1, size_t col2, const VectorIndex &_vIndex2) const
	Implements the pcorr() table method and calculates the pearson correlation coefficient of the two selected columns. More...

mu::value_type	getSpearmanCorr (size_t col1, const VectorIndex &_vIndex1, size_t col2, const VectorIndex &_vIndex2) const
	Implements the scorr() table method and calculates the spearman correlation coefficient of the two selected columns. More...

std::vector< mu::value_type >	getRank (size_t col, const VectorIndex &_vIndex, RankingStrategy _strat) const
	Rank the selected column according the selected ranking strategy. More...

std::vector< mu::value_type >	getZScore (size_t col, const VectorIndex &_vIndex) const
	Calculate the standardized values of the selected column. More...

std::vector< mu::value_type >	getBins (size_t col, size_t nBins) const
	Calculate the number of elements per bin in the selected column. More...

bool	smooth (VectorIndex _vLine, VectorIndex _vCol, NumeRe::FilterSettings _settings, AppDir Direction=ALL)
	This member function smoothes the data described by the passed VectorIndex indices using the passed FilterSettings to construct the corresponding filter. More...

bool	retouch (VectorIndex _vLine, VectorIndex _vCol, AppDir Direction=ALL)
	This method is the retouching main method. It will redirect the control into the specialized member functions. More...

bool	resample (VectorIndex _vLine, VectorIndex _vCol, std::pair< size_t, size_t > samples, AppDir Direction=ALL, std::string sFilter="lanczos3")
	This member function resamples the data described by the passed coordinates using the new samples nSamples. More...

Public Member Functions inherited from Sorter
virtual	~Sorter ()

bool	qSort (int *nIndex, int nElements, int nColumn, long long int nLeft, long long int nRight, int nSign)
	This public member function is the interface to the quicksort algorithm, which itself is implemented as a private member function of this class. More...

bool	sortSubList (int nIndex, int nElements, ColumnKeys KeyList, long long int i1, long long int i2, long long int j1, int nSign, long long int nColumns)
	This public member function handles the hierarchical sorting process of many columns together. The ColumnKeys object contains the necessary information needed for the hierarchical sorting. More...

ColumnKeys *	evaluateKeyList (std::string &sKeyList, long long int nColumnCount)
	This public member function creates a ColumnKeys object from a string containing the hierarchical sorting order for the current sorting process. More...

Private Member Functions
bool	Allocate (size_t _nNCols, bool shrink=false)
	This member function is the Memory class allocator. It will handle all memory allocations. More...

void	createTableHeaders ()
	This member function creates the column headlines, if they are empty. More...

bool	clear ()
	This member function frees the internally used memory block completely. More...

Boundary	findValidBoundary (const VectorIndex &_vLine, const VectorIndex &_vCol, int i, int j) const
	This member function finds the smallest possible boundary around a set of invalid values to be used as boundary values for retouching the values. More...

bool	retouch1D (const VectorIndex &_vLine, const VectorIndex &_vCol, AppDir Direction)
	This member function retouches single dimension data (along columns or rows). More...

bool	retouch2D (const VectorIndex &_vLine, const VectorIndex &_vCol)
	This member function retouches two dimensional data (using a specialized filter class instance). More...

bool	onlyValidValues (const VectorIndex &_vLine, const VectorIndex &_vCol) const
	This method is a wrapper for detecting, whether a row or column does only contain valid values (no NaNs). More...

void	reorderColumn (const VectorIndex &vIndex, int i1, int i2, int j1=0)
	This member function simply reorders the contents of the selected column using the passed index vector. More...

virtual int	compare (int i, int j, int col) override
	Override for the virtual Sorter class member function. Returns 0, if both elements are equal, -1 if element i is smaller than element j and 1 otherwise. More...

virtual bool	isValue (int line, int col) override
	Override for the virtual Sorter class member function. Returns true, if the selected element is a valid value. More...

void	smoothingWindow1D (const VectorIndex &_vLine, const VectorIndex &_vCol, size_t i, size_t j, NumeRe::Filter *_filter, bool smoothLines)
	This private member function realizes the application of a smoothing window to 1D data sets. More...

void	smoothingWindow2D (const VectorIndex &_vLine, const VectorIndex &_vCol, size_t i, size_t j, NumeRe::Filter *_filter)
	This private member function realizes the application of a smoothing window to 2D data sets. More...

void	calculateStats (const VectorIndex &_vLine, const VectorIndex &_vCol, std::vector< StatsLogic > &operation) const
	Driver code for simplifying the calculation of various stats using OpenMP, if possible. More...

Private Attributes
TableColumnArray	memArray

NumeRe::TableMetaData	m_meta

int	nCalcLines

bool	bSaveMutex

bool	bSortCaseInsensitive

Friends
class	MemoryManager

class	NumeRe::FileAdapter

Additional Inherited Members
virtual int	compare (int i, int j, int col)=0

virtual bool	isValue (int line, int col)=0

Detailed Description

This class represents a single table in memory, or a - so to say - single memory page to be handled by the MemoryManager class instance.

Definition at line 67 of file memory.hpp.

Member Enumeration Documentation

◆ AppDir

enum Memory::AppDir

Enumerator
ALL
LINES
COLS
GRID

Definition at line 70 of file memory.hpp.

◆ RankingStrategy

enum Memory::RankingStrategy

Enumerator
RANK_DENSE
RANK_COMPETETIVE
RANK_FRACTIONAL

Definition at line 78 of file memory.hpp.

Constructor & Destructor Documentation

◆ Memory() [1/2]

Memory::Memory ( )

Default constructor.

Definition at line 48 of file memory.cpp.

References bSaveMutex, m_meta, nCalcLines, and NumeRe::TableMetaData::save().

Referenced by extractRange().

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◆ Memory() [2/2]

Memory::Memory ( size_t _nCols )

Specialized constructor to allocate a defined table size.

Parameters

_nCols size_t

Definition at line 63 of file memory.cpp.

References Allocate().

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◆ ~Memory()

Memory::~Memory ( )

Memory class destructor, which will free the allocated memory.

Definition at line 73 of file memory.cpp.

References clear().

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Member Function Documentation

◆ Allocate()

bool Memory::Allocate	(	size_t	_nNCols,
		bool	shrink = `false`
	)

private

This member function is the Memory class allocator. It will handle all memory allocations.

Parameters

_nNCols	size_t
shrink	bool

Returns: bool

Definition at line 89 of file memory.cpp.

References SyntaxError::invalid_position, max, MAX_TABLE_COLS, memArray, shrink(), and SyntaxError::TOO_LARGE_CACHE.

Referenced by extractRange(), Memory(), and resizeMemory().

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◆ and_func()

mu::value_type Memory::and_func	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the AND multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2334 of file memory.cpp.

References getCols(), getElemsInColumn(), getLines(), VectorIndex::isExpanded(), mu::isnan(), VectorIndex::isOrdered(), memArray, VectorIndex::setOpenEndIndex(), and VectorIndex::size().

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◆ avg()

mu::value_type Memory::avg	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the AVG multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2132 of file memory.cpp.

References memArray, num(), and sum().

Referenced by getCovariance(), getOneWayAnova(), getZScore(), and std().

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◆ calculateStats()

void Memory::calculateStats	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol,
		std::vector< StatsLogic > &	operation
	)		const

private

Driver code for simplifying the calculation of various stats using OpenMP, if possible.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&
operation	std::vector<StatsLogic>&

Returns: void

Definition at line 2021 of file memory.cpp.

References getElemsInColumn(), VectorIndex::isExpanded(), VectorIndex::isOrdered(), readMem(), and VectorIndex::size().

Referenced by max(), min(), norm(), prd(), std(), and sum().

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◆ clear()

bool Memory::clear ( )

private

This member function frees the internally used memory block completely.

Returns: bool

Definition at line 141 of file memory.cpp.

References bSaveMutex, m_meta, memArray, NumeRe::TableMetaData::modify(), and nCalcLines.

Referenced by operator=(), and ~Memory().

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◆ cmp()

mu::value_type Memory::cmp	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol,
		mu::value_type	dRef = `0.0`,
		int	_nType = `0`
	)		const

Implementation for the CMP multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&
dRef	mu::value_type
_nType	int

Returns: mu::value_type

Definition at line 2587 of file memory.cpp.

References getCols(), getElemsInColumn(), getLines(), intCast(), VectorIndex::isExpanded(), mu::isnan(), VectorIndex::isOrdered(), memArray, readMem(), VectorIndex::setOpenEndIndex(), and VectorIndex::size().

Referenced by maxpos(), and minpos().

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◆ cnt()

mu::value_type Memory::cnt	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the CNT multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2508 of file memory.cpp.

References getCols(), getElemsInColumn(), getLines(), memArray, VectorIndex::setOpenEndIndex(), and VectorIndex::size().

Referenced by onlyValidValues().

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◆ compare()

int Memory::compare	(	int	i,
		int	j,
		int	col
	)

overrideprivatevirtual

Override for the virtual Sorter class member function. Returns 0, if both elements are equal, -1 if element i is smaller than element j and 1 otherwise.

Parameters

i	int
j	int
col	int

Returns: int

Implements Sorter.

Definition at line 1767 of file memory.cpp.

References bSortCaseInsensitive, and memArray.

◆ convert()

void Memory::convert ( )

This member function tries to convert all string columns to value columns, if it is possible.

Returns: void

Definition at line 888 of file memory.cpp.

References url::get(), memArray, and TableColumn::TYPE_STRING.

Referenced by importTable(), and NumeRe::FileAdapter::openFile().

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◆ convertColumns()

bool Memory::convertColumns	(	const VectorIndex &	_vCol,
		const std::string &	_sType
	)

This member function tries to convert the selected columns to the target column type, if it is possible.

Parameters

_vCol	const VectorIndex&
_sType	const std::string&

Returns: bool

Definition at line 916 of file memory.cpp.

References url::get(), m_meta, memArray, NumeRe::TableMetaData::modify(), VectorIndex::setOpenEndIndex(), VectorIndex::size(), TableColumn::stringToType(), and TableColumn::TYPE_NONE.

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◆ copyElementsInto()

void Memory::copyElementsInto	(	std::vector< mu::value_type > *	vTarget,
		const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

This member function will copy the selected elements into the passed vector instance. This member function avoids copies of the vector instance by directly writing to the target instance.

Parameters

vTarget	vector<mu::value_type>*
_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: void

Definition at line 768 of file memory.cpp.

References getElemsInColumn(), VectorIndex::isExpanded(), VectorIndex::isOrdered(), memArray, and VectorIndex::size().

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◆ countIfEqual()

std::vector< mu::value_type > Memory::countIfEqual	(	const VectorIndex &	_vCols,
		const std::vector< mu::value_type > &	vValues,
		const std::vector< std::string > &	vStringValues
	)		const

Counts all values in the selected columns, which match to the passed values (either numerically or string values) and returns the corresponding sums.

Parameters

_vCols	const VectorIndex&
vValues	const std::vector<mu::value_type>&
vStringValues	const std::vector<std::string>&

Returns: std::vector<mu::value_type>

Definition at line 3172 of file memory.cpp.

References closeEnough(), memArray, and VectorIndex::size().

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◆ createTableHeaders()

void Memory::createTableHeaders ( )

private

This member function creates the column headlines, if they are empty.

Returns: void

Definition at line 121 of file memory.cpp.

References DEFAULT_COL_TYPE, TableColumn::getDefaultColumnHead(), and memArray.

Referenced by NumeRe::FileAdapter::openFile().

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◆ deleteBulk()

void Memory::deleteBulk	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)

This member function deletes a whole range of entries from the memory table.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: void

Definition at line 1982 of file memory.cpp.

References getCols(), getLines(), m_meta, memArray, VectorIndex::min(), NumeRe::TableMetaData::modify(), nCalcLines, VectorIndex::setOpenEndIndex(), shrink(), and VectorIndex::size().

Referenced by importTable(), and resample().

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◆ deleteEntry()

void Memory::deleteEntry	(	int	_nLine,
		int	_nCol
	)

This member function deletes a single entry from the memory table.

Parameters

_nLine	int
_nCol	int

Returns: void

Definition at line 1952 of file memory.cpp.

References isValid(), m_meta, memArray, NumeRe::TableMetaData::modify(), nCalcLines, and size().

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◆ extractRange()

Memory * Memory::extractRange	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

This member function extracts a range of this table and returns it as a new Memory instance.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: Memory*

Remarks: The caller gets ownership of the returned Memory instance.

Definition at line 723 of file memory.cpp.

References Allocate(), getCols(), getLines(), m_meta, memArray, Memory(), VectorIndex::setOpenEndIndex(), and VectorIndex::size().

Referenced by copyDataToTemporaryTable(), extractRange(), and rotateTable().

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◆ extractTable()

NumeRe::Table Memory::extractTable	(	const std::string &	_sTable,
		const VectorIndex &	lines,
		const VectorIndex &	cols
	)

Create a copy-efficient table object from the data contents.

Parameters

_sTable const string&

Returns: NumeRe::Table

Definition at line 1803 of file memory.cpp.

References getCols(), getLines(), m_meta, memArray, NumeRe::Table::setColumn(), NumeRe::Table::setMetaData(), NumeRe::Table::setName(), VectorIndex::setOpenEndIndex(), and VectorIndex::size().

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◆ findCols()

std::vector< mu::value_type > Memory::findCols ( const std::vector< std::string > & vColNames ) const

Finds the columns IDs, whose headlines match to the passed strings. Can return multiple column IDs per string.

Parameters

vColNames const std::vector<std::string>&

Returns: std::vector<mu::value_type>

Definition at line 3140 of file memory.cpp.

References memArray.

◆ findValidBoundary()

Boundary Memory::findValidBoundary	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol,
		int	i,
		int	j
	)		const

private

This member function finds the smallest possible boundary around a set of invalid values to be used as boundary values for retouching the values.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&
i	int
j	int

Returns: RetouchBoundary

Definition at line 3949 of file memory.cpp.

References Boundary::ce(), Boundary::cf(), Boundary::cols, VectorIndex::front(), VectorIndex::last(), Boundary::m, Boundary::n, onlyValidValues(), Boundary::re(), Boundary::rf(), and Boundary::rows.

Referenced by retouch2D().

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◆ getAppendedZeroes()

size_t Memory::getAppendedZeroes ( size_t _i ) const

Returns the number of empty cells at the end of the selected columns.

Parameters

_i size_t

Returns: size_t

Definition at line 1136 of file memory.cpp.

References getLines(), and memArray.

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◆ getBins()

std::vector< mu::value_type > Memory::getBins	(	size_t	col,
		size_t	nBins
	)		const

Calculate the number of elements per bin in the selected column.

Parameters

col	size_t
nBins	size_t

Returns: std::vector<mu::value_type>

Definition at line 3602 of file memory.cpp.

References mu::isnan(), max(), memArray, min, min(), num(), VectorIndex::OPEN_END, mu::real(), mu::rint(), CategoricalColumn::size(), size(), TableColumn::TYPE_CATEGORICAL, TableColumn::TYPE_LOGICAL, and TableColumn::TYPE_STRING.

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◆ getCategoryList()

ValueVector Memory::getCategoryList ( const VectorIndex & _vCol ) const

Returns a key-value list containing the categories and their respective index.

Parameters

_vCol const VectorIndex&

Returns: ValueVector

Definition at line 685 of file memory.cpp.

References memArray, VectorIndex::size(), toString(), and TableColumn::TYPE_CATEGORICAL.

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◆ getCols()

int Memory::getCols ( bool _bFull = false ) const

This member function will return the number of columns, which are currently available in this table.

Parameters

_bFull bool true, if the reserved number of columns is requested, false if only the non-empty ones are requested

Returns: int

Definition at line 241 of file memory.cpp.

References memArray.

Referenced by and_func(), cmp(), cnt(), deleteBulk(), extractRange(), extractRange(), extractTable(), MemoryManager::getColElements(), max(), maxpos(), med(), min(), minpos(), norm(), num(), or_func(), pct(), prd(), resample(), retouch(), rotateTable(), save(), size(), smooth(), sortElements(), std(), sum(), writeSingletonData(), and xor_func().

◆ getComment()

std::string Memory::getComment ( ) const

Return the comment associated with this table.

Returns: std::string

Definition at line 1189 of file memory.cpp.

References NumeRe::TableMetaData::comment, and m_meta.

◆ getCovariance()

mu::value_type Memory::getCovariance	(	size_t	col1,
		const VectorIndex &	_vIndex1,
		size_t	col2,
		const VectorIndex &	_vIndex2
	)		const

Implements the cov() table method and calculates the covariance of the two selected columns.

Parameters

col1	size_t
_vIndex1	const VectorIndex&
col2	size_t
_vIndex2	const VectorIndex&

Returns: mu::value_type

Definition at line 3380 of file memory.cpp.

References avg(), getElemsInColumn(), min, readMem(), VectorIndex::setOpenEndIndex(), VectorIndex::size(), and VectorIndex::subidx().

Referenced by getPearsonCorr().

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◆ getElemsInColumn()

int Memory::getElemsInColumn ( size_t col ) const

Returns the number of elements in the selected column (but might contain invalid values).

Parameters

col size_t

Returns: int

Definition at line 293 of file memory.cpp.

References memArray.

Referenced by and_func(), calculateStats(), cmp(), cnt(), copyElementsInto(), MemoryManager::getColElements(), getCovariance(), getOneWayAnova(), getPearsonCorr(), getRank(), getSpearmanCorr(), getZScore(), med(), num(), or_func(), pct(), readMem(), readMemAsString(), readMixedMem(), size(), and xor_func().

◆ getFilledElemsInColumn()

int Memory::getFilledElemsInColumn ( size_t col ) const

Returns the number of filled elements in the selected column without the trailing but with the internal invalid values.

Parameters

col size_t

Returns: int

Definition at line 311 of file memory.cpp.

References memArray.

Referenced by size().

◆ getHeadlineCount()

size_t Memory::getHeadlineCount ( ) const

This member function returns the number of lines needed for the table column headline of the selected column.

Returns: size_t

Definition at line 1153 of file memory.cpp.

References memArray.

◆ getHeadLineElement() [1/2]

vector< string > Memory::getHeadLineElement ( const VectorIndex & _vCol ) const

Returns the table column headlines for the selected columns. Will return default headlines for empty or non-existing columns.

Parameters

_vCol const VectorIndex&

Returns: vector<string>

Definition at line 1043 of file memory.cpp.

References getHeadLineElement(), and VectorIndex::size().

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◆ getHeadLineElement() [2/2]

std::string Memory::getHeadLineElement ( size_t _i ) const

Returns the table column headline for the selected column. Will return a default headline, if the column is empty or does not exist.

Parameters

_i size_t

Returns: std::string

Definition at line 1025 of file memory.cpp.

References TableColumn::getDefaultColumnHead(), and memArray.

Referenced by getHeadLineElement().

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◆ getIndex()

std::vector< mu::value_type > Memory::getIndex	(	size_t	col,
		const std::vector< mu::value_type > &	vValues,
		const std::vector< std::string > &	vStringValues
	)		const

Determines the positions of all elements, which correspond to the passed values (either numerically or string values), and returns them as an index.

Parameters

col	size_t
vValues	const std::vector<mu::value_type>&
vStringValues	const std::vector<std::string>&

Returns: std::vector<mu::value_type>

Definition at line 3233 of file memory.cpp.

References closeEnough(), and memArray.

Referenced by getOneWayAnova().

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◆ getLastSaved()

long long int Memory::getLastSaved ( ) const

This member function returns the time- point, where the table was saved last time.

Returns: long long int

Definition at line 1534 of file memory.cpp.

References NumeRe::TableMetaData::lastSavedTime, and m_meta.

◆ getLines()

int Memory::getLines ( bool _bFull = false ) const

This member function will return the number of lines, which are currently available in this table.

Parameters

_bFull bool true, if the reserved number of lines is requested, false if only the non-empty ones are requested

Returns: int

Definition at line 258 of file memory.cpp.

References memArray, and nCalcLines.

Referenced by and_func(), cmp(), cnt(), deleteBulk(), extractRange(), extractRange(), extractTable(), getAppendedZeroes(), getRank(), isValid(), max(), maxpos(), med(), min(), minpos(), norm(), num(), or_func(), pct(), prd(), resample(), retouch(), rotateTable(), save(), size(), smooth(), std(), sum(), writeSingletonData(), and xor_func().

◆ getMetaData()

NumeRe::TableMetaData Memory::getMetaData ( ) const

Return the internal meta data structure.

Returns: NumeRe::TableMetaData

Definition at line 1202 of file memory.cpp.

References m_meta.

Referenced by MemoryManager::melt().

◆ getOneWayAnova()

AnovaResult Memory::getOneWayAnova	(	size_t	colCategories,
		size_t	colValues,
		const VectorIndex &	_vIndex,
		double	significance
	)		const

Calculates the simples form of a ANOVA F test.

Parameters

colCategories	size_t
colValues	size_t
_vIndex	const VectorIndex&
significance	double

Returns: AnovaResult

Definition at line 3288 of file memory.cpp.

References avg(), getElemsInColumn(), getIndex(), intPower(), mu::isnan(), AnovaResult::m_FRatio, AnovaResult::m_isSignificant, AnovaResult::m_numCategories, AnovaResult::m_significance, AnovaResult::m_significanceVal, memArray, num(), VectorIndex::OPEN_END, VectorIndex::setOpenEndIndex(), std(), and TableColumn::TYPE_CATEGORICAL.

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◆ getPearsonCorr()

mu::value_type Memory::getPearsonCorr	(	size_t	col1,
		const VectorIndex &	_vIndex1,
		size_t	col2,
		const VectorIndex &	_vIndex2
	)		const

Implements the pcorr() table method and calculates the pearson correlation coefficient of the two selected columns.

Parameters

col1	size_t
_vIndex1	const VectorIndex&
col2	size_t
_vIndex2	const VectorIndex&

Returns: mu::value_type

Definition at line 3413 of file memory.cpp.

References getCovariance(), getElemsInColumn(), min, VectorIndex::setOpenEndIndex(), VectorIndex::size(), std(), and VectorIndex::subidx().

Referenced by getSpearmanCorr().

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◆ getRank()

std::vector< mu::value_type > Memory::getRank	(	size_t	col,
		const VectorIndex &	_vIndex,
		Memory::RankingStrategy	_strat
	)		const

Rank the selected column according the selected ranking strategy.

Parameters

col	size_t
_vIndex	const VectorIndex&
_strat	Memory::RankingStrategy

Returns: std::vector<mu::value_type>

Definition at line 3501 of file memory.cpp.

References evaluateRankingStrategy(), getElemsInColumn(), getLines(), TableColumn::getValueAsInternalString(), mu::isnan(), memArray, readMem(), VectorIndex::setOpenEndIndex(), sortElements(), and TableColumn::TYPE_CATEGORICAL.

Referenced by getSpearmanCorr().

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◆ getSaveStatus()

bool Memory::getSaveStatus ( ) const

Returns, whether the contents of the current table are already saved into either a usual file or into the cache file.

Returns: bool

Definition at line 1009 of file memory.cpp.

References NumeRe::TableMetaData::isSaved, and m_meta.

◆ getSize()

size_t Memory::getSize ( ) const

Returns the overall used number of bytes for this table.

Returns: size_t

Definition at line 327 of file memory.cpp.

References NumeRe::TableMetaData::comment, m_meta, and memArray.

◆ getSpearmanCorr()

mu::value_type Memory::getSpearmanCorr	(	size_t	col1,
		const VectorIndex &	_vIndex1,
		size_t	col2,
		const VectorIndex &	_vIndex2
	)		const

Implements the scorr() table method and calculates the spearman correlation coefficient of the two selected columns.

Parameters

col1	size_t
_vIndex1	const VectorIndex&
col2	size_t
_vIndex2	const VectorIndex&

Returns: mu::value_type

Definition at line 3437 of file memory.cpp.

References getElemsInColumn(), getPearsonCorr(), getRank(), memArray, min, VectorIndex::OPEN_END, RANK_FRACTIONAL, VectorIndex::setOpenEndIndex(), VectorIndex::size(), and VectorIndex::subidx().

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◆ getType()

TableColumn::ColumnType Memory::getType ( const VectorIndex & _vCol ) const

Returns the "common" type of the selected columns.

Parameters

_vCol const VectorIndex&

Returns: TableColumn::ColumnType

Definition at line 657 of file memory.cpp.

References memArray, VectorIndex::size(), TableColumn::STRINGLIKE, TableColumn::TYPE_MIXED, and TableColumn::TYPE_NONE.

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◆ getZScore()

std::vector< mu::value_type > Memory::getZScore	(	size_t	col,
		const VectorIndex &	_vIndex
	)		const

Calculate the standardized values of the selected column.

Parameters

col	size_t
_vIndex	const VectorIndex&

Returns: std::vector<mu::value_type>

Definition at line 3575 of file memory.cpp.

References avg(), getElemsInColumn(), readMem(), VectorIndex::setOpenEndIndex(), VectorIndex::size(), and std().

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◆ importTable()

void Memory::importTable	(	NumeRe::Table	_table,
		const VectorIndex &	lines,
		const VectorIndex &	cols
	)

Import data from a copy-efficient table object. Completely replaces the contents, which were in the internal storage before.

Parameters

_table NumeRe::Table

Returns: void

Definition at line 1834 of file memory.cpp.

References convert(), deleteBulk(), VectorIndex::front(), NumeRe::Table::getCols(), NumeRe::Table::getColumn(), NumeRe::Table::getLines(), NumeRe::Table::getMetaData(), NumeReKernel::issueWarning(), m_meta, TableColumn::m_sHeadLine, TableColumn::m_type, VectorIndex::max(), memArray, NumeRe::TableMetaData::modify(), resizeMemory(), VectorIndex::setOpenEndIndex(), VectorIndex::size(), TableColumn::TYPE_CATEGORICAL, TableColumn::TYPE_DATETIME, TableColumn::TYPE_LOGICAL, TableColumn::TYPE_STRING, and TableColumn::TYPE_VALUE.

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◆ isValid()

bool Memory::isValid ( ) const

Returns true, if at least a single valid value is available in this table.

Returns: bool

Definition at line 833 of file memory.cpp.

References getLines().

Referenced by NumeRe::FileAdapter::condenseDataSet(), deleteEntry(), and size().

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◆ isValidElement()

bool Memory::isValidElement	(	size_t	_nLine,
		size_t	_nCol
	)		const

Returns true, if the element at the selected positions is valid. Only checks internally, if the value is not a NaN value.

Parameters

_nLine	size_t
_nCol	size_t

Returns: bool

Definition at line 817 of file memory.cpp.

References mu::isnan(), and memArray.

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◆ isValue()

bool Memory::isValue	(	int	line,
		int	col
	)

overrideprivatevirtual

Override for the virtual Sorter class member function. Returns true, if the selected element is a valid value.

Parameters

line	int
col	int

Returns: bool

Implements Sorter.

Definition at line 1786 of file memory.cpp.

References memArray.

◆ markModified()

void Memory::markModified ( )

Mark this table as modified.

Returns: void

Definition at line 1121 of file memory.cpp.

References m_meta, NumeRe::TableMetaData::modify(), and nCalcLines.

Referenced by performMatrixOperation(), readAudioFile(), readImage(), retouch1D(), rotateTable(), and seekInAudioFile().

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◆ max()

mu::value_type Memory::max	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the MAX multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2150 of file memory.cpp.

References calculateStats(), getCols(), getLines(), mu::isnan(), memArray, StatsLogic::OPERATION_MAX, VectorIndex::setOpenEndIndex(), and VectorIndex::size().

Referenced by getBins(), and maxpos().

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◆ maxpos()

std::vector< mu::value_type > Memory::maxpos	(	const VectorIndex &	_vIndex,
		int	dir
	)		const

Implementation of the MAXPOS multi argument function.

Parameters

_vIndex	const VectorIndex&
dir	int

Returns: std::vector<mu::value_type>

Definition at line 3027 of file memory.cpp.

References ALL, cmp(), COLS, getCols(), getLines(), GRID, intCast(), mu::isnan(), max(), memArray, VectorIndex::OPEN_END, readMem(), VectorIndex::setOpenEndIndex(), VectorIndex::size(), and size().

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◆ med()

mu::value_type Memory::med	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the MED multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2736 of file memory.cpp.

References getCols(), getElemsInColumn(), getLines(), VectorIndex::isExpanded(), mu::isnan(), VectorIndex::isOrdered(), memArray, qSortDouble(), readMem(), VectorIndex::setOpenEndIndex(), and VectorIndex::size().

Referenced by matrixMed(), matrixMovMed(), parser_Med(), and retouch2D().

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◆ min()

mu::value_type Memory::min	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the MIN multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2185 of file memory.cpp.

References calculateStats(), getCols(), getLines(), mu::isnan(), memArray, StatsLogic::OPERATION_MIN, VectorIndex::setOpenEndIndex(), and VectorIndex::size().

Referenced by getBins(), and minpos().

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◆ minpos()

std::vector< mu::value_type > Memory::minpos	(	const VectorIndex &	_vIndex,
		int	dir
	)		const

Implementation of the MINPOS multi argument function.

Parameters

_vIndex	const VectorIndex&
dir	int

Returns: std::vector<mu::value_type>

Definition at line 2946 of file memory.cpp.

References ALL, cmp(), COLS, getCols(), getLines(), GRID, intCast(), mu::isnan(), memArray, min(), VectorIndex::OPEN_END, readMem(), VectorIndex::setOpenEndIndex(), VectorIndex::size(), and size().

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◆ norm()

mu::value_type Memory::norm	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the NORM multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2551 of file memory.cpp.

References calculateStats(), getCols(), getLines(), memArray, StatsLogic::OPERATION_ADDSQ, VectorIndex::setOpenEndIndex(), and VectorIndex::size().

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◆ num()

mu::value_type Memory::num	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the NUM multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2288 of file memory.cpp.

References getCols(), getElemsInColumn(), getLines(), mu::isnan(), memArray, readMem(), VectorIndex::setOpenEndIndex(), and VectorIndex::size().

Referenced by avg(), getBins(), getOneWayAnova(), onlyValidValues(), and std().

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◆ onlyValidValues()

bool Memory::onlyValidValues	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

private

This method is a wrapper for detecting, whether a row or column does only contain valid values (no NaNs).

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: bool

Definition at line 3930 of file memory.cpp.

References cnt(), and num().

Referenced by findValidBoundary().

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◆ operator=()

Memory & Memory::operator= ( const Memory & other )

Assignment operator.

Parameters

other const Memory&

Returns: Memory&

Definition at line 160 of file memory.cpp.

References clear(), m_meta, memArray, NumeRe::TableMetaData::modify(), nCalcLines, TableColumn::STRINGLIKE, TableColumn::TYPE_CATEGORICAL, TableColumn::TYPE_DATETIME, TableColumn::TYPE_LOGICAL, TableColumn::TYPE_MIXED, TableColumn::TYPE_NONE, TableColumn::TYPE_STRING, TableColumn::TYPE_VALUE, and TableColumn::VALUELIKE.

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◆ or_func()

mu::value_type Memory::or_func	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the OR multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2394 of file memory.cpp.

References getCols(), getElemsInColumn(), getLines(), VectorIndex::isExpanded(), VectorIndex::isOrdered(), memArray, VectorIndex::setOpenEndIndex(), and VectorIndex::size().

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◆ pct()

mu::value_type Memory::pct	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol,
		mu::value_type	dPct = `0.5`
	)		const

Implementation for the PCT multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&
dPct	mu::value_type

Returns: mu::value_type

Definition at line 2803 of file memory.cpp.

References getCols(), getElemsInColumn(), getLines(), VectorIndex::isExpanded(), mu::isnan(), VectorIndex::isOrdered(), memArray, qSortDouble(), readMem(), VectorIndex::setOpenEndIndex(), and VectorIndex::size().

Referenced by matrixPct(), and parser_Pct().

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◆ prd()

mu::value_type Memory::prd	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the PRD multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2220 of file memory.cpp.

References calculateStats(), getCols(), getLines(), memArray, StatsLogic::OPERATION_MULT, VectorIndex::setOpenEndIndex(), and VectorIndex::size().

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◆ readMem() [1/2]

std::vector< mu::value_type > Memory::readMem	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

This member function returns the elements stored at the selected positions.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: std::vector<mu::value_type>

Definition at line 444 of file memory.cpp.

References getElemsInColumn(), VectorIndex::isExpanded(), VectorIndex::isOrdered(), memArray, and VectorIndex::size().

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◆ readMem() [2/2]

mu::value_type Memory::readMem	(	size_t	_nLine,
		size_t	_nCol
	)		const

This member function returns the element stored at the selected position.

Parameters

_nLine	size_t
_nCol	size_t

Returns: double

Definition at line 350 of file memory.cpp.

References memArray.

Referenced by calculateStats(), cmp(), getCovariance(), getRank(), getZScore(), maxpos(), med(), minpos(), num(), pct(), readMemInterpolated(), resample(), retouch1D(), retouch2D(), smoothingWindow1D(), and smoothingWindow2D().

◆ readMemAsMatrix()

Matrix Memory::readMemAsMatrix	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

This member function returns the elements stored at the selected positions as a Matrix.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: Matrix

Definition at line 497 of file memory.cpp.

References memArray, and VectorIndex::size().

Referenced by evalMatOp().

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◆ readMemAsString()

ValueVector Memory::readMemAsString	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

This member function returns the elements stored at the selected positions.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: ValueVector

Definition at line 606 of file memory.cpp.

References getElemsInColumn(), VectorIndex::isExpanded(), VectorIndex::isOrdered(), memArray, and VectorIndex::size().

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◆ readMemInterpolated()

mu::value_type Memory::readMemInterpolated	(	double	_dLine,
		double	_dCol
	)		const

This member function returns a (bilinearily) interpolated element at the selected double positions.

Parameters

_dLine	double
_dCol	double

Returns: mu::value_type

Definition at line 398 of file memory.cpp.

References intCast(), mu::isnan(), nanAvg(), and readMem().

Referenced by rotateTable().

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◆ readMixedMem()

ValueVector Memory::readMixedMem	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

This member function returns the elements stored at the selected positions.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: ValueVector

Definition at line 554 of file memory.cpp.

References getElemsInColumn(), VectorIndex::isExpanded(), VectorIndex::isOrdered(), memArray, and VectorIndex::size().

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◆ reorderColumn()

void Memory::reorderColumn	(	const VectorIndex &	vIndex,
		int	i1,
		int	i2,
		int	j1 = `0`
	)

private

This member function simply reorders the contents of the selected column using the passed index vector.

Parameters

vIndex	const VectorIndex&
i1	int
i2	int
j1	int

Returns: void

Definition at line 1744 of file memory.cpp.

References memArray.

Referenced by sortElements().

◆ resample()

bool Memory::resample	(	VectorIndex	_vLine,
		VectorIndex	_vCol,
		std::pair< size_t, size_t >	samples,
		AppDir	Direction = `ALL`,
		std::string	sFilter = `"lanczos3"`
	)

This member function resamples the data described by the passed coordinates using the new samples nSamples.

Parameters

_vLine	VectorIndex
_vCol	VectorIndex
samples	std::pair<size_t,size_t>
Direction	AppDir
sFilter	std::string sFilter

Returns: bool

Definition at line 4315 of file memory.cpp.

References ALL, Resampler::BOUNDARY_CLAMP, SyntaxError::CANNOT_RESAMPLE_CACHE, COLS, deleteBulk(), VectorIndex::front(), getCols(), getLines(), GRID, SyntaxError::INTERNAL_RESAMPLER_ERROR, SyntaxError::INVALID_INDEX, SyntaxError::invalid_position, VectorIndex::isOpenEnd(), VectorIndex::isValid(), VectorIndex::last(), VectorIndex::linearize(), LINES, m_meta, memArray, NumeRe::TableMetaData::modify(), nCalcLines, SyntaxError::NO_CACHED_DATA, readMem(), resample(), VectorIndex::setRange(), VectorIndex::size(), Resampler::STATUS_SCAN_BUFFER_FULL, VectorIndex::subidx(), VectorIndex::to_string(), and writeData().

Referenced by resample().

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◆ resizeMemory()

bool Memory::resizeMemory	(	size_t	_nLines,
		size_t	_nCols
	)

This member function will handle all memory grow operations by doubling the base size, which shall be incremented, as long as it is smaller than the requested size.

Parameters

_nLines	size_t
_nCols	size_t

Returns: bool

Definition at line 221 of file memory.cpp.

References Allocate().

Referenced by importTable(), MemoryManager::melt(), NumeRe::FileAdapter::openFile(), rotateTable(), setHeadLineElement(), and writeData().

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◆ retouch()

bool Memory::retouch	(	VectorIndex	_vLine,
		VectorIndex	_vCol,
		AppDir	Direction = `ALL`
	)

This method is the retouching main method. It will redirect the control into the specialized member functions.

Parameters

_vLine	VectorIndex
_vCol	VectorIndex
Direction	AppDir

Returns: bool

Definition at line 3680 of file memory.cpp.

References ALL, COLS, getCols(), getLines(), GRID, VectorIndex::isOpenEnd(), VectorIndex::isValid(), VectorIndex::linearize(), LINES, memArray, retouch(), retouch1D(), retouch2D(), VectorIndex::setRange(), VectorIndex::size(), and VectorIndex::subidx().

Referenced by retouch(), and smooth().

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◆ retouch1D()

bool Memory::retouch1D	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol,
		AppDir	Direction
	)

private

This member function retouches single dimension data (along columns or rows).

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&
Direction	AppDir

Returns: bool

Definition at line 3744 of file memory.cpp.

References COLS, mu::isnan(), LINES, m_meta, markModified(), NumeRe::TableMetaData::modify(), readMem(), VectorIndex::size(), and writeData().

Referenced by retouch().

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◆ retouch2D()

bool Memory::retouch2D	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)

private

This member function retouches two dimensional data (using a specialized filter class instance).

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: bool

Definition at line 3866 of file memory.cpp.

References Boundary::ce(), Boundary::cf(), Boundary::cols, findValidBoundary(), VectorIndex::front(), mu::isnan(), VectorIndex::last(), m_meta, med(), NumeRe::TableMetaData::modify(), Boundary::re(), readMem(), NumeRe::RetouchRegion::retouch(), Boundary::rf(), Boundary::rows, NumeRe::RetouchRegion::setBoundaries(), and writeData().

Referenced by retouch().

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◆ save()

bool Memory::save	(	std::string	_sFileName,
		const std::string &	sTableName,
		unsigned short	nPrecision
	)

This member function is used for saving the contents of this memory page into a file. The type of the file is selected by the name of the file.

Parameters

_sFileName	string
sTableName	const string&
nPrecision	unsigned short

Returns: bool

Definition at line 1897 of file memory.cpp.

References SyntaxError::CANNOT_SAVE_FILE, NumeRe::TableMetaData::comment, getCols(), NumeRe::GenericFile::getExtension(), NumeRe::getFileByType(), getLines(), SyntaxError::invalid_position, m_meta, memArray, NumeRe::GenericFile::setData(), NumeRe::GenericFile::setDimensions(), NumeRe::GenericFile::setTableName(), NumeRe::GenericFile::setTextfilePrecision(), and NumeRe::GenericFile::write().

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◆ setCategories()

bool Memory::setCategories	(	const VectorIndex &	_vCol,
		const std::vector< std::string > &	vCategories
	)

Updates the categories of a categorical column and switches the column type if necessary.

Parameters

_vCol	const VectorIndex&
vCategories	const std::vector<std::string>&

Returns: bool

Definition at line 963 of file memory.cpp.

References url::get(), m_meta, memArray, NumeRe::TableMetaData::modify(), setCategories(), VectorIndex::setOpenEndIndex(), VectorIndex::size(), and TableColumn::TYPE_CATEGORICAL.

Referenced by setCategories().

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◆ setHeadLineElement()

bool Memory::setHeadLineElement	(	size_t	_i,
		const std::string &	_sHead
	)

Writes a new table column headline to the selected column.

Parameters

_i	size_t
_sHead	const std::string&

Returns: bool

Definition at line 1068 of file memory.cpp.

References DEFAULT_COL_TYPE, m_meta, memArray, NumeRe::TableMetaData::modify(), and resizeMemory().

Referenced by readImage().

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◆ setMetaData()

void Memory::setMetaData ( const NumeRe::TableMetaData & meta )

Update the internal meta data with the passed one.

Parameters

meta	const NumeRe::TableMetaData&

Returns: void

Definition at line 1109 of file memory.cpp.

References m_meta.

Referenced by MemoryManager::melt(), and NumeRe::FileAdapter::openFile().

◆ setSaveStatus()

void Memory::setSaveStatus ( bool _bIsSaved )

This member function changes the saved state to the passed value.

Parameters

_bIsSaved bool

Returns: void

Definition at line 1518 of file memory.cpp.

References m_meta, NumeRe::TableMetaData::modify(), and NumeRe::TableMetaData::save().

Referenced by MemoryManager::melt(), and NumeRe::FileAdapter::openFile().

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◆ shrink()

bool Memory::shrink ( )

This member function shrinks the table memory to the smallest possible dimensions reachable in powers of two.

Returns: bool

Definition at line 847 of file memory.cpp.

References memArray, and nCalcLines.

Referenced by Allocate(), deleteBulk(), NumeRe::FileAdapter::openFile(), and rotateTable().

◆ size()

std::vector< mu::value_type > Memory::size	(	const VectorIndex &	_vIndex,
		int	dir
	)		const

Implementation of the SIZE multi argument function.

Parameters

_vIndex	const VectorIndex&
dir	int Bitcomposition of AppDir values

Returns: std::vector<mu::value_type>

Definition at line 2873 of file memory.cpp.

References ALL, COLS, getCols(), getElemsInColumn(), getFilledElemsInColumn(), getLines(), GRID, isValid(), LINES, memArray, VectorIndex::setOpenEndIndex(), and VectorIndex::size().

Referenced by deleteEntry(), getBins(), maxpos(), minpos(), and smoothingWindow2D().

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◆ smooth()

bool Memory::smooth	(	VectorIndex	_vLine,
		VectorIndex	_vCol,
		NumeRe::FilterSettings	_settings,
		AppDir	Direction = `ALL`
	)

This member function smoothes the data described by the passed VectorIndex indices using the passed FilterSettings to construct the corresponding filter.

Parameters

_vLine	VectorIndex
_vCol	VectorIndex
_settings	NumeRe::FilterSettings
Direction	AppDir

Returns: bool

Definition at line 4138 of file memory.cpp.

References ALL, NumeRe::FilterSettings::alpha, VectorIndex::append(), SyntaxError::CANNOT_SMOOTH_CACHE, NumeRe::FilterSettings::col, COLS, NumeRe::createFilter(), VectorIndex::front(), getCols(), getLines(), VectorIndex::getVector(), GRID, SyntaxError::INVALID_INDEX, SyntaxError::invalid_position, mu::isnan(), VectorIndex::isOpenEnd(), VectorIndex::isValid(), VectorIndex::last(), LINES, m_meta, max, memArray, NumeRe::TableMetaData::modify(), SyntaxError::NO_CACHED_DATA, VectorIndex::prepend(), retouch(), NumeRe::FilterSettings::row, VectorIndex::setRange(), VectorIndex::size(), smooth(), smoothingWindow1D(), smoothingWindow2D(), VectorIndex::subidx(), and VectorIndex::to_string().

Referenced by smooth().

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◆ smoothingWindow1D()

void Memory::smoothingWindow1D	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol,
		size_t	i,
		size_t	j,
		NumeRe::Filter *	_filter,
		bool	smoothLines
	)

private

This private member function realizes the application of a smoothing window to 1D data sets.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&
i	size_t
j	size_t
_filter	NumeRe::Filter*
smoothLines	bool

Returns: void

Definition at line 4004 of file memory.cpp.

References NumeRe::Filter::apply(), VectorIndex::front(), NumeRe::Filter::getBuffer(), NumeRe::Filter::getWindowSize(), NumeRe::Filter::isConvolution(), readMem(), VectorIndex::size(), sum(), and writeData().

Referenced by smooth().

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◆ smoothingWindow2D()

void Memory::smoothingWindow2D	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol,
		size_t	i,
		size_t	j,
		NumeRe::Filter *	_filter
	)

private

This private member function realizes the application of a smoothing window to 2D data sets.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&
i	size_t
j	size_t
_filter	NumeRe::Filter*

Returns: void

Definition at line 4069 of file memory.cpp.

References NumeRe::Filter::apply(), VectorIndex::front(), NumeRe::Filter::get2DBuffer(), NumeRe::Filter::getWindowSize(), NumeRe::Filter::isConvolution(), readMem(), VectorIndex::size(), size(), sum(), and writeData().

Referenced by smooth().

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◆ sortElements()

vector< int > Memory::sortElements	(	int	i1,
		int	i2,
		int	j1 = `0`,
		int	j2 = `0`,
		const std::string &	sSortingExpression = `""`
	)

This member function is the interface function for the Sorter class. It will pre- evaluate the passed parameters and redirect the control to the corresponding sorting function.

Parameters

i1	int
i2	int
j1	int
j2	int
sSortingExpression	const std::string&

Returns: vector<int>

Definition at line 1555 of file memory.cpp.

References bSortCaseInsensitive, SyntaxError::CANNOT_SORT_CACHE, Sorter::evaluateKeyList(), findParameter(), getArgAtPos(), getCols(), SyntaxError::invalid_position, m_meta, max, memArray, NumeRe::TableMetaData::modify(), nCalcLines, ColumnKeys::nKey, Sorter::qSort(), reorderColumn(), Sorter::sortSubList(), and ColumnKeys::subkeys.

Referenced by extractRange(), and getRank().

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◆ std()

mu::value_type Memory::std	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the STD multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2099 of file memory.cpp.

References avg(), calculateStats(), getCols(), getLines(), memArray, num(), StatsLogic::OPERATION_ADDSQSUB, VectorIndex::setOpenEndIndex(), and VectorIndex::size().

Referenced by getOneWayAnova(), getPearsonCorr(), and getZScore().

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◆ sum()

mu::value_type Memory::sum	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the SUM multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2254 of file memory.cpp.

References calculateStats(), getCols(), getLines(), memArray, StatsLogic::OPERATION_ADD, VectorIndex::setOpenEndIndex(), and VectorIndex::size().

Referenced by avg(), smoothingWindow1D(), and smoothingWindow2D().

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◆ writeComment()

void Memory::writeComment ( const std::string & comment )

Update the comment associated with this table.

Parameters

comment const std::string&

Returns: void

Definition at line 1094 of file memory.cpp.

References NumeRe::TableMetaData::comment, m_meta, and NumeRe::TableMetaData::modify().

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◆ writeData() [1/4]

void Memory::writeData	(	Indices &	_idx,
		const ValueVector &	_values
	)

This member function writes a whole array of values to the selected table range. The table is automatically enlarged, if necessary.

Parameters

_idx	Indices&
_values	const ValueVector&

Returns: void

Definition at line 1431 of file memory.cpp.

References Indices::col, COLS, convert_for_overwrite(), VectorIndex::front(), VectorIndex::isOpenEnd(), LINES, memArray, Indices::row, VectorIndex::setOpenEndIndex(), VectorIndex::size(), TableColumn::TYPE_STRING, writeData(), and writeSingletonData().

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◆ writeData() [2/4]

void Memory::writeData	(	Indices &	_idx,
		mu::value_type *	_dData,
		unsigned int	_nNum
	)

This member function writes a whole array of data to the selected table range. The table is automatically enlarged, if necessary.

Parameters

_idx	Indices&
_dData	mu::value_type*
_nNum	unsigned int

Returns: void

Definition at line 1318 of file memory.cpp.

References Indices::col, COLS, convert_for_overwrite(), convert_if_empty(), VectorIndex::front(), mu::isnan(), VectorIndex::isOpenEnd(), mu::isreal(), LINES, m_meta, memArray, NumeRe::TableMetaData::modify(), nCalcLines, resizeMemory(), Indices::row, VectorIndex::setOpenEndIndex(), VectorIndex::size(), TableColumn::TYPE_DATETIME, TableColumn::TYPE_VALUE, and writeSingletonData().

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◆ writeData() [3/4]

void Memory::writeData	(	int	_nLine,
		int	_nCol,
		const mu::value_type &	_dData
	)

This member function writes the passed value to the selected position. The table is automatically enlarged, if necessary.

Parameters

_nLine	int
_nCol	int
_dData	const mu::value_type&

Returns: void

Definition at line 1219 of file memory.cpp.

References convert_if_empty(), mu::isnan(), m_meta, memArray, NumeRe::TableMetaData::modify(), nCalcLines, resizeMemory(), and TableColumn::TYPE_VALUE.

Referenced by matrixMed(), matrixMovMed(), matrixPct(), parser_Med(), parser_Pct(), performMatrixOperation(), readAudioFile(), readImage(), resample(), retouch1D(), retouch2D(), seekInAudioFile(), smoothingWindow1D(), smoothingWindow2D(), writeData(), and writeSingletonData().

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◆ writeData() [4/4]

void Memory::writeData	(	int	_nLine,
		int	_nCol,
		const std::string &	sValue
	)

Writes string data to the internal table.

Parameters

_nLine	int
_nCol	int
sValue	const std::string&

Returns: void

Definition at line 1287 of file memory.cpp.

References convert_if_empty(), m_meta, memArray, NumeRe::TableMetaData::modify(), nCalcLines, resizeMemory(), and TableColumn::TYPE_STRING.

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◆ writeDataDirect()

void Memory::writeDataDirect	(	int	_nLine,
		int	_nCol,
		const mu::value_type &	_dData
	)

This member function provides an unsafe but direct way of writing data to the table. It will not check for the existence of the needed amount of columns.

Parameters

_nLine	int
_nCol	int
_dData	const mu::value_type&

Returns: void

Definition at line 1249 of file memory.cpp.

References convert_if_empty(), memArray, and TableColumn::TYPE_VALUE.

Referenced by rotateTable().

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◆ writeDataDirectUnsafe()

void Memory::writeDataDirectUnsafe	(	int	_nLine,
		int	_nCol,
		const mu::value_type &	_dData
	)

This member function provides an even more unsafe but direct way of writing data to the table. It will neither check for existence of the internal pointer nor for the existence of the needed amount of columns. Use this only, if real pre-allocation is possible.

Parameters

_nLine	int
_nCol	int
_dData	const mu::value_type&

Returns: void

Definition at line 1271 of file memory.cpp.

References memArray.

Referenced by matrixMed(), matrixPct(), performMatrixOperation(), readAudioFile(), readImage(), and seekInAudioFile().

◆ writeSingletonData() [1/2]

void Memory::writeSingletonData	(	Indices &	_idx,
		const mu::value_type &	_dData
	)

This member function writes multiple copies of a single value to a range in the table. The table is automatically enlarged, if necessary.

Parameters

_idx	Indices&
_dData	const mu::value_type&

Returns: void

Definition at line 1394 of file memory.cpp.

References Indices::col, convert_for_overwrite(), VectorIndex::front(), getCols(), getLines(), VectorIndex::isOpenEnd(), max, memArray, Indices::row, VectorIndex::setOpenEndIndex(), VectorIndex::size(), TableColumn::TYPE_DATETIME, TableColumn::TYPE_VALUE, and writeData().

Referenced by writeData().

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◆ writeSingletonData() [2/2]

void Memory::writeSingletonData	(	Indices &	_idx,
		const std::string &	_sValue
	)

This member function writes multiple copies of a single string to a range in the table. The table is automatically enlarged, if necessary.

Parameters

_idx	Indices&
_sValue	const std::string&

Returns: void

Definition at line 1487 of file memory.cpp.

References Indices::col, convert_for_overwrite(), VectorIndex::front(), getCols(), getLines(), VectorIndex::isOpenEnd(), max, memArray, Indices::row, VectorIndex::setOpenEndIndex(), VectorIndex::size(), TableColumn::TYPE_STRING, and writeData().

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◆ xor_func()

mu::value_type Memory::xor_func	(	const VectorIndex &	_vLine,
		const VectorIndex &	_vCol
	)		const

Implementation for the XOR multi argument function.

Parameters

_vLine	const VectorIndex&
_vCol	const VectorIndex&

Returns: mu::value_type

Definition at line 2446 of file memory.cpp.

References getCols(), getElemsInColumn(), getLines(), VectorIndex::isExpanded(), VectorIndex::isOrdered(), memArray, VectorIndex::setOpenEndIndex(), and VectorIndex::size().

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Friends And Related Function Documentation

◆ MemoryManager

friend class MemoryManager

friend

Definition at line 86 of file memory.hpp.

◆ NumeRe::FileAdapter

friend class NumeRe::FileAdapter

friend

Definition at line 87 of file memory.hpp.

Member Data Documentation

◆ bSaveMutex

bool Memory::bSaveMutex

private

Definition at line 94 of file memory.hpp.

Referenced by clear(), and Memory().

◆ bSortCaseInsensitive

bool Memory::bSortCaseInsensitive

private

Definition at line 95 of file memory.hpp.

Referenced by compare(), and sortElements().

◆ m_meta

NumeRe::TableMetaData Memory::m_meta

private

Definition at line 90 of file memory.hpp.

Referenced by clear(), convertColumns(), deleteBulk(), deleteEntry(), extractRange(), extractTable(), getComment(), getLastSaved(), getMetaData(), getSaveStatus(), getSize(), importTable(), markModified(), Memory(), operator=(), resample(), retouch1D(), retouch2D(), save(), setCategories(), setHeadLineElement(), setMetaData(), setSaveStatus(), smooth(), sortElements(), writeComment(), and writeData().

◆ memArray

TableColumnArray Memory::memArray

private

Definition at line 89 of file memory.hpp.

Referenced by Allocate(), and_func(), avg(), clear(), cmp(), cnt(), compare(), NumeRe::FileAdapter::condenseDataSet(), convert(), convertColumns(), copyElementsInto(), countIfEqual(), createTableHeaders(), deleteBulk(), deleteEntry(), extractRange(), extractTable(), findCols(), getAppendedZeroes(), getBins(), getCategoryList(), getCols(), getElemsInColumn(), getFilledElemsInColumn(), getHeadlineCount(), getHeadLineElement(), getIndex(), getLines(), getOneWayAnova(), getRank(), getSize(), getSpearmanCorr(), getType(), importTable(), isValidElement(), isValue(), max(), maxpos(), med(), MemoryManager::melt(), min(), minpos(), norm(), num(), NumeRe::FileAdapter::openFile(), operator=(), or_func(), pct(), prd(), readMem(), readMemAsMatrix(), readMemAsString(), readMixedMem(), reorderColumn(), resample(), retouch(), save(), setCategories(), setHeadLineElement(), shrink(), size(), smooth(), sortElements(), std(), sum(), writeData(), writeDataDirect(), writeDataDirectUnsafe(), writeSingletonData(), and xor_func().

◆ nCalcLines

int Memory::nCalcLines

mutableprivate

Definition at line 92 of file memory.hpp.

Referenced by clear(), deleteBulk(), deleteEntry(), getLines(), markModified(), MemoryManager::melt(), Memory(), operator=(), resample(), shrink(), sortElements(), and writeData().

The documentation for this class was generated from the following files:

D:/CPP/numere-source/trunk/kernel/core/datamanagement/memory.hpp
D:/CPP/numere-source/trunk/kernel/core/datamanagement/memory.cpp

Public Types

Public Member Functions

Private Member Functions

Private Attributes

Friends

Additional Inherited Members

Detailed Description

Member Enumeration Documentation

◆ AppDir

◆ RankingStrategy

Constructor & Destructor Documentation

◆ Memory() [1/2]

◆ Memory() [2/2]

◆ ~Memory()

Member Function Documentation

◆ Allocate()

◆ and_func()

◆ avg()

◆ calculateStats()

◆ clear()

◆ cmp()

◆ cnt()

◆ compare()

◆ convert()

◆ convertColumns()

◆ copyElementsInto()

◆ countIfEqual()

◆ createTableHeaders()

◆ deleteBulk()

◆ deleteEntry()

◆ extractRange()

◆ extractTable()

◆ findCols()

◆ findValidBoundary()

◆ getAppendedZeroes()

◆ getBins()

◆ getCategoryList()

◆ getCols()

◆ getComment()

◆ getCovariance()

◆ getElemsInColumn()

◆ getFilledElemsInColumn()

◆ getHeadlineCount()

◆ getHeadLineElement() [1/2]

◆ getHeadLineElement() [2/2]

◆ getIndex()

◆ getLastSaved()

◆ getLines()

◆ getMetaData()

◆ getOneWayAnova()

◆ getPearsonCorr()

◆ getRank()

◆ getSaveStatus()

◆ getSize()

◆ getSpearmanCorr()

◆ getType()

◆ getZScore()

◆ importTable()

◆ isValid()

◆ isValidElement()

◆ isValue()

◆ markModified()

◆ max()

◆ maxpos()

◆ med()

◆ min()

◆ minpos()

◆ norm()

◆ num()

◆ onlyValidValues()

◆ operator=()

◆ or_func()

◆ pct()

◆ prd()

◆ readMem() [1/2]

◆ readMem() [2/2]

◆ readMemAsMatrix()

◆ readMemAsString()

◆ readMemInterpolated()

◆ readMixedMem()