tech.tablesaw.table

Class RollingColumn

java.lang.Object

tech.tablesaw.table.RollingColumn

public class RollingColumn
extends Object

Does a calculation on a rolling basis (e.g. mean for last 20 days)

Constructor Summary

Constructors

Constructor and Description
RollingColumn(Column column, int window)

Method Summary

Modifier and Type	Method and Description
NumberColumn	calc(AggregateFunction function)
NumberColumn	geometricMean()
NumberColumn	mean()
NumberColumn	median()
NumberColumn	pctChange()
NumberColumn	sum()

Methods inherited from class java.lang.Object

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

Constructor Detail

RollingColumn

public RollingColumn(Column column,
                     int window)

Method Detail

mean

public NumberColumn mean()

median

public NumberColumn median()

geometricMean

public NumberColumn geometricMean()

sum

public NumberColumn sum()

pctChange

public NumberColumn pctChange()

calc

public NumberColumn calc(AggregateFunction function)