| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.sysds.runtime.instructions.cp; |
| |
| import org.apache.sysds.lops.PickByCount.OperationTypes; |
| import org.apache.sysds.common.Types.DataType; |
| import org.apache.sysds.runtime.DMLRuntimeException; |
| import org.apache.sysds.runtime.controlprogram.context.ExecutionContext; |
| import org.apache.sysds.runtime.instructions.InstructionUtils; |
| import org.apache.sysds.runtime.matrix.data.MatrixBlock; |
| import org.apache.sysds.runtime.matrix.operators.Operator; |
| |
| public class QuantilePickCPInstruction extends BinaryCPInstruction { |
| |
| private final OperationTypes _type; |
| private final boolean _inmem; |
| |
| private QuantilePickCPInstruction(Operator op, CPOperand in, CPOperand out, OperationTypes type, boolean inmem, |
| String opcode, String istr) { |
| this(op, in, null, out, type, inmem, opcode, istr); |
| } |
| |
| private QuantilePickCPInstruction(Operator op, CPOperand in, CPOperand in2, CPOperand out, OperationTypes type, |
| boolean inmem, String opcode, String istr) { |
| super(CPType.QPick, op, in, in2, out, opcode, istr); |
| _type = type; |
| _inmem = inmem; |
| } |
| |
| public static QuantilePickCPInstruction parseInstruction ( String str ) { |
| String[] parts = InstructionUtils.getInstructionPartsWithValueType(str); |
| String opcode = parts[0]; |
| if ( !opcode.equalsIgnoreCase("qpick") ) |
| throw new DMLRuntimeException("Unknown opcode while parsing a QuantilePickCPInstruction: " + str); |
| //instruction parsing |
| if( parts.length == 4 ) { |
| //instructions of length 4 originate from unary - mr-iqm |
| //TODO this should be refactored to use pickvaluecount lops |
| CPOperand in1 = new CPOperand(parts[1]); |
| CPOperand in2 = new CPOperand(parts[2]); |
| CPOperand out = new CPOperand(parts[3]); |
| OperationTypes ptype = OperationTypes.IQM; |
| boolean inmem = false; |
| return new QuantilePickCPInstruction(null, in1, in2, out, ptype, inmem, opcode, str); |
| } |
| else if( parts.length == 5 ) { |
| CPOperand in1 = new CPOperand(parts[1]); |
| CPOperand out = new CPOperand(parts[2]); |
| OperationTypes ptype = OperationTypes.valueOf(parts[3]); |
| boolean inmem = Boolean.parseBoolean(parts[4]); |
| return new QuantilePickCPInstruction(null, in1, new CPOperand(), out, ptype, inmem, opcode, str); |
| } |
| else if( parts.length == 6 ) { |
| CPOperand in1 = new CPOperand(parts[1]); |
| CPOperand in2 = new CPOperand(parts[2]); |
| CPOperand out = new CPOperand(parts[3]); |
| OperationTypes ptype = OperationTypes.valueOf(parts[4]); |
| boolean inmem = Boolean.parseBoolean(parts[5]); |
| return new QuantilePickCPInstruction(null, in1, in2, out, ptype, inmem, opcode, str); |
| } |
| return null; |
| } |
| |
| @Override |
| public void processInstruction(ExecutionContext ec) { |
| switch( _type ) |
| { |
| case VALUEPICK: |
| if( _inmem ) //INMEM VALUEPICK |
| { |
| MatrixBlock matBlock = ec.getMatrixInput(input1.getName()); |
| |
| if ( input2.getDataType() == DataType.SCALAR ) { |
| ScalarObject quantile = ec.getScalarInput(input2); |
| double picked = matBlock.pickValue(quantile.getDoubleValue()); |
| ec.setScalarOutput(output.getName(), new DoubleObject(picked)); |
| } |
| else { |
| MatrixBlock quantiles = ec.getMatrixInput(input2.getName()); |
| MatrixBlock resultBlock = matBlock.pickValues(quantiles, new MatrixBlock()); |
| quantiles = null; |
| ec.releaseMatrixInput(input2.getName()); |
| ec.setMatrixOutput(output.getName(), resultBlock); |
| } |
| ec.releaseMatrixInput(input1.getName()); |
| } |
| break; |
| |
| case MEDIAN: |
| if( _inmem ) //INMEM MEDIAN |
| { |
| double picked = ec.getMatrixInput(input1.getName()).median(); |
| ec.setScalarOutput(output.getName(), new DoubleObject(picked)); |
| ec.releaseMatrixInput(input1.getName()); |
| break; |
| } |
| break; |
| |
| case IQM: |
| if( _inmem ) //INMEM IQM |
| { |
| MatrixBlock matBlock1 = ec.getMatrixInput(input1.getName()); |
| double iqm = matBlock1.interQuartileMean(); |
| ec.releaseMatrixInput(input1.getName()); |
| ec.setScalarOutput(output.getName(), new DoubleObject(iqm)); |
| } |
| break; |
| |
| default: |
| throw new DMLRuntimeException("Unsupported qpick operation type: "+_type); |
| } |
| } |
| } |