| /* |
| * 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.fed; |
| |
| import java.util.concurrent.Future; |
| |
| import org.apache.sysds.runtime.DMLRuntimeException; |
| import org.apache.sysds.runtime.controlprogram.caching.MatrixObject; |
| import org.apache.sysds.runtime.controlprogram.context.ExecutionContext; |
| import org.apache.sysds.runtime.controlprogram.federated.FederatedRequest; |
| import org.apache.sysds.runtime.controlprogram.federated.FederatedRequest.RequestType; |
| import org.apache.sysds.runtime.controlprogram.federated.FederatedResponse; |
| import org.apache.sysds.runtime.controlprogram.federated.FederationMap; |
| import org.apache.sysds.runtime.controlprogram.federated.FederationUtils; |
| import org.apache.sysds.runtime.instructions.cp.CPOperand; |
| import org.apache.sysds.runtime.matrix.operators.Operator; |
| |
| public class QuaternaryWSigmoidFEDInstruction extends QuaternaryFEDInstruction { |
| |
| /** |
| * This instruction performs: |
| * |
| * UV = U %*% t(V); Z = X * log(1 / (1 + exp(-UV))); |
| * |
| * @param operator Weighted Sigmoid Federated Instruction. |
| * @param in1 X |
| * @param in2 U |
| * @param in3 V |
| * @param out The Federated Result Z |
| * @param opcode ... |
| * @param instruction_str ... |
| */ |
| protected QuaternaryWSigmoidFEDInstruction(Operator operator, CPOperand in1, CPOperand in2, CPOperand in3, |
| CPOperand out, String opcode, String instruction_str) { |
| super(FEDType.Quaternary, operator, in1, in2, in3, out, opcode, instruction_str); |
| } |
| |
| @Override |
| public void processInstruction(ExecutionContext ec) { |
| MatrixObject X = ec.getMatrixObject(input1); |
| MatrixObject U = ec.getMatrixObject(input2); |
| MatrixObject V = ec.getMatrixObject(input3); |
| |
| if(!(X.isFederated() && !U.isFederated() && !V.isFederated())) |
| throw new DMLRuntimeException("Unsupported federated inputs (X, U, V) = (" + X.isFederated() + ", " |
| + U.isFederated() + ", " + V.isFederated() + ")"); |
| |
| FederationMap fedMap = X.getFedMapping(); |
| FederatedRequest[] frInit1 = fedMap.broadcastSliced(U, false); |
| FederatedRequest frInit2 = fedMap.broadcast(V); |
| |
| FederatedRequest frCompute1 = FederationUtils.callInstruction(instString, |
| output, |
| new CPOperand[] {input1, input2, input3}, |
| new long[] {fedMap.getID(), frInit1[0].getID(), frInit2.getID()}); |
| |
| // get partial results from federated workers |
| FederatedRequest frGet1 = new FederatedRequest(RequestType.GET_VAR, frCompute1.getID()); |
| |
| FederatedRequest frCleanup1 = fedMap.cleanup(getTID(), frCompute1.getID()); |
| FederatedRequest frCleanup2 = fedMap.cleanup(getTID(), frInit1[0].getID()); |
| FederatedRequest frCleanup3 = fedMap.cleanup(getTID(), frInit2.getID()); |
| |
| // execute federated instructions |
| Future<FederatedResponse>[] response = fedMap |
| .execute(getTID(), true, frInit1, frInit2, frCompute1, frGet1, frCleanup1, frCleanup2, frCleanup3); |
| |
| // bind partial results from federated responses |
| ec.setMatrixOutput(output.getName(), FederationUtils.bind(response, false)); |
| |
| } |
| } |