Package org.datavec.api.transform.reduce

Class AggregableReductionUtils

java.lang.Object

org.datavec.api.transform.reduce.AggregableReductionUtils

public class AggregableReductionUtils
extends Object

Method Summary

Modifier and Type	Method	Description
static IAggregableReduceOp<Writable,List<Writable>>	reduceBytesColumn(List<ReduceOp> lop, boolean ignoreInvalid, ColumnMetaData metaData)
static IAggregableReduceOp<Writable,List<Writable>>	reduceColumn(List<ReduceOp> op, ColumnType type, boolean ignoreInvalid, ColumnMetaData metaData)
static IAggregableReduceOp<Writable,List<Writable>>	reduceDoubleColumn(List<ReduceOp> lop, boolean ignoreInvalid, ColumnMetaData metaData)
static IAggregableReduceOp<Writable,List<Writable>>	reduceFloatColumn(List<ReduceOp> lop, boolean ignoreInvalid, ColumnMetaData metaData)
static IAggregableReduceOp<Writable,List<Writable>>	reduceIntColumn(List<ReduceOp> lop, boolean ignoreInvalid, ColumnMetaData metaData)
static IAggregableReduceOp<Writable,List<Writable>>	reduceLongColumn(List<ReduceOp> lop, boolean ignoreInvalid, ColumnMetaData metaData)
static IAggregableReduceOp<Writable,List<Writable>>	reduceStringOrCategoricalColumn(List<ReduceOp> lop, boolean ignoreInvalid, ColumnMetaData metaData)
static IAggregableReduceOp<Writable,List<Writable>>	reduceTimeColumn(List<ReduceOp> lop, boolean ignoreInvalid, ColumnMetaData metaData)

Methods inherited from class java.lang.Object

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

Method Detail

reduceColumn

public static IAggregableReduceOp<Writable,List<Writable>> reduceColumn(List<ReduceOp> op,
                                                                              ColumnType type,
                                                                              boolean ignoreInvalid,
                                                                              ColumnMetaData metaData)

reduceIntColumn

public static IAggregableReduceOp<Writable,List<Writable>> reduceIntColumn(List<ReduceOp> lop,
                                                                                 boolean ignoreInvalid,
                                                                                 ColumnMetaData metaData)

reduceLongColumn

public static IAggregableReduceOp<Writable,List<Writable>> reduceLongColumn(List<ReduceOp> lop,
                                                                                  boolean ignoreInvalid,
                                                                                  ColumnMetaData metaData)

reduceFloatColumn

public static IAggregableReduceOp<Writable,List<Writable>> reduceFloatColumn(List<ReduceOp> lop,
                                                                                   boolean ignoreInvalid,
                                                                                   ColumnMetaData metaData)

reduceDoubleColumn

public static IAggregableReduceOp<Writable,List<Writable>> reduceDoubleColumn(List<ReduceOp> lop,
                                                                                    boolean ignoreInvalid,
                                                                                    ColumnMetaData metaData)

reduceStringOrCategoricalColumn

public static IAggregableReduceOp<Writable,List<Writable>> reduceStringOrCategoricalColumn(List<ReduceOp> lop,
                                                                                                 boolean ignoreInvalid,
                                                                                                 ColumnMetaData metaData)

reduceTimeColumn

public static IAggregableReduceOp<Writable,List<Writable>> reduceTimeColumn(List<ReduceOp> lop,
                                                                                  boolean ignoreInvalid,
                                                                                  ColumnMetaData metaData)

reduceBytesColumn

public static IAggregableReduceOp<Writable,List<Writable>> reduceBytesColumn(List<ReduceOp> lop,
                                                                                   boolean ignoreInvalid,
                                                                                   ColumnMetaData metaData)