Package com.macrofocus.molap.dataframe

Class CovarianceDataFrame<R,C>

java.lang.Object

com.macrofocus.molap.dataframe.AbstractDataFrame<C,C,java.lang.Number>

com.macrofocus.molap.dataframe.CovarianceDataFrame<R,C>

All Implemented Interfaces:

DataFrame<C,C,java.lang.Number>

public class CovarianceDataFrame<R,C>
extends AbstractDataFrame<C,C,java.lang.Number>

Nested Class Summary

Nested classes/interfaces inherited from class com.macrofocus.molap.dataframe.AbstractDataFrame

AbstractDataFrame.ColumnSeries

Constructor Summary

Constructors

Constructor	Description
CovarianceDataFrame(DataFrame<R,C,java.lang.Number> dataFrame)

Method Summary

Modifier and Type	Method	Description
void	compute()
java.lang.Class	getColumnClass(C c)	Returns the most specific superclass for all cell values in a column
UniqueIndex<C>	getColumnIndex()	Gets the index used to access the columns.
Series<C,?>	getRow(C r)	Returns a series of all the values of a given row.
java.lang.Class	getRowClass(C r)	Returns the most specific superclass for all cell values in a row.
UniqueIndex<C>	getRowIndex()	Gets the index used to access the rows.
java.lang.Number	getValueAt(C r, C c)	Returns the value for the cell at the intersection of the column key and row key.
DataFrame	join(Series series, C[] cs)

Methods inherited from class com.macrofocus.molap.dataframe.AbstractDataFrame

addDataFrameListener, addWeakDataFrameListener, aggregate, aggregate, append, appendAndReindex, benchmark, columns, filter, getCentroid, getColumn, getColumnAddress, getColumnCount, getColumnKey, getColumnName, getConstant, getCount, getCountDistinct, getCountDistinctWithNull, getCube, getDataFrameAggregation, getDistributiveStatistics, getFirst, getFirstQuartile, getMax, getMean, getMedian, getMin, getRandom, getRowAddress, getRowCount, getRowKey, getStatistics, getStdDev, getSum, getThirdQuartile, getUnivariateStatistics, getVariance, getVarianceByPopulation, getWeightedMean, getWeightedSum, notifyDataFrameChanged, orderRows, print, print, printSchema, reindexColumns, reindexRows, reindexRows, reindexRows, reindexRows, reindexRows, remapColumns, removeColumns, removeDataFrameListener, removeDataFrameListeners, removeDuplicates, rows

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CovarianceDataFrame

public CovarianceDataFrame(DataFrame<R,C,java.lang.Number> dataFrame)

Method Detail

compute

public void compute()

getRowClass

public java.lang.Class getRowClass(C r)

Description copied from interface: DataFrame

Returns the most specific superclass for all cell values in a row.

Parameters:

r - the key of the row

Returns:

the common ancestor class of the object values in the row.

getColumnClass

public java.lang.Class getColumnClass(C c)

Description copied from interface: DataFrame

Returns the most specific superclass for all cell values in a column

Parameters:

c - the key of the column

Returns:

the common ancestor class of the object values in the column.

getValueAt

public java.lang.Number getValueAt(C r,
                                   C c)

Description copied from interface: DataFrame

Returns the value for the cell at the intersection of the column key and row key.

Parameters:

r - the row key whose value is to be queried

c - the column key whose value is to be queried

Returns:

the value Object at the specified cell

getRow

public Series<C,?> getRow(C r)

Description copied from interface: DataFrame

Returns a series of all the values of a given row.

Parameters:

r - the row key

Returns:

a Series object

getRowIndex

public UniqueIndex<C> getRowIndex()

Description copied from interface: DataFrame

Gets the index used to access the rows.

Returns:

the row index

getColumnIndex

public UniqueIndex<C> getColumnIndex()

Description copied from interface: DataFrame

Gets the index used to access the columns.

Returns:

the column index

join

public DataFrame join(Series series,
                      C[] cs)