Package org.apache.sysds.lops

Class MMTSJ

java.lang.Object

org.apache.sysds.lops.Lop

org.apache.sysds.lops.MMTSJ

public class MMTSJ
extends Lop

Lop to perform transpose-identity operation (t(X)%*%X or X%*%t(X)), used to represent CP and MR instruction but in case of MR there is an additional Aggregate at the reducers.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	MMTSJ.MMTSJType

Nested classes/interfaces inherited from class org.apache.sysds.lops.Lop

Lop.SimpleInstType, Lop.Type, Lop.VisitStatus

Field Summary

Fields inherited from class org.apache.sysds.lops.Lop

_beginColumn, _beginLine, _endColumn, _endLine, _filename, CP_CHILD_THREAD, CP_ROOT_THREAD_ID, DATATYPE_PREFIX, FILE_SEPARATOR, FRAME_VAR_NAME_PREFIX, INSTRUCTION_DELIMITOR, LITERAL_PREFIX, MATRIX_VAR_NAME_PREFIX, NAME_VALUE_SEPARATOR, OPERAND_DELIMITOR, PROCESS_PREFIX, SCALAR_VAR_NAME_PREFIX, UPDATE_INPLACE_PREFIX, VALUETYPE_PREFIX, VARIABLE_NAME_PLACEHOLDER

Constructor Summary

Constructors

Constructor	Description
MMTSJ(Lop input1, Types.DataType dt, Types.ValueType vt, Types.ExecType et, MMTSJ.MMTSJType type)
MMTSJ(Lop input1, Types.DataType dt, Types.ValueType vt, Types.ExecType et, MMTSJ.MMTSJType type, boolean multiPass)
MMTSJ(Lop input1, Types.DataType dt, Types.ValueType vt, Types.ExecType et, MMTSJ.MMTSJType type, boolean multiPass, int k)

Method Summary

Modifier and Type	Method	Description
String	getInstructions(String input_index1, String output_index)	Method should be overridden if needed
String	toString()	Method to have Lops print their state.

Methods inherited from class org.apache.sysds.lops.Lop

activatePrefetch, addInput, addOutput, addToDag, createReachable, getAggType, getBeginColumn, getBeginLine, getBroadcastInput, getComputeEstimate, getDataType, getEndColumn, getEndLine, getExecType, getFederatedOutput, getFilename, getID, getInput, getInputs, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getLevel, getNnz, getNumCols, getNumRows, getOutputMemoryEstimate, getOutputParameters, getOutputs, getPipelineID, getProducesIntermediateOutput, getReachable, getSimpleInstructionType, getTotalMemoryEstimate, getType, getValueType, getVisited, isAllOutputsCP, isAllOutputsGPU, isAsynchronousOp, isDataExecLocation, isExecCP, isExecGPU, isExecSpark, isVariable, isVisited, prefetchActivated, prepInputOperand, prepInputOperand, prepOperand, prepOperand, prepOutputOperand, prepOutputOperand, prepOutputOperand, prepScalarInputOperand, prepScalarInputOperand, prepScalarLabel, prepScalarOperand, printErrorLocation, removeConsumer, removeInput, removeOutput, replaceAllInputs, replaceAllOutputs, replaceInput, resetVisitStatus, setAllPositions, setAsynchronous, setBeginColumn, setBeginLine, setComputeEstimate, setConsumerCount, setDataType, setEndColumn, setEndLine, setExecType, setFederatedOutput, setFilename, setMemoryEstimates, setNewID, setPipelineID, setValueType, setVisited, setVisited

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

MMTSJ

public MMTSJ(Lop input1,
 Types.DataType dt,
 Types.ValueType vt,
 Types.ExecType et,
 MMTSJ.MMTSJType type)

MMTSJ

public MMTSJ(Lop input1,
 Types.DataType dt,
 Types.ValueType vt,
 Types.ExecType et,
 MMTSJ.MMTSJType type,
 boolean multiPass)

MMTSJ

public MMTSJ(Lop input1,
 Types.DataType dt,
 Types.ValueType vt,
 Types.ExecType et,
 MMTSJ.MMTSJType type,
 boolean multiPass,
 int k)

Method Details

toString

public String toString()

Description copied from class: Lop

Method to have Lops print their state. This is for debugging purposes.

Specified by:

toString in class Lop

getInstructions

public String getInstructions(String input_index1,
 String output_index)

Description copied from class: Lop

Method should be overridden if needed

Overrides:

getInstructions in class Lop

Parameters:

input_index1 - input 1

output_index - output

Returns:

instructions as string