92 lines
4.3 KiB
C++
92 lines
4.3 KiB
C++
/*******************************************************************************
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* Copyright (c) 2015-2018 Skymind, Inc.
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*
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* This program and the accompanying materials are made available under the
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* terms of the Apache License, Version 2.0 which is available at
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* https://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* SPDX-License-Identifier: Apache-2.0
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******************************************************************************/
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//
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// @author Yurii Shyrma (iuriish@yahoo.com), created on 17.05.2018
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//
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#include <op_boilerplate.h>
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#if NOT_EXCLUDED(OP_percentile)
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#include <ops/declarable/CustomOperations.h>
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#include <declarable/helpers/percentile.h>
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namespace nd4j {
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namespace ops {
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CUSTOM_OP_IMPL(percentile, 1, 1, false, 1, -2) {
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auto input = INPUT_VARIABLE(0); // tensor with rank > 0
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auto output = OUTPUT_VARIABLE(0); // [bS, oD, oH, oW, iC] (NDHWC) or [bS, iC, oD, oH, oW] (NCDHW)
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const auto q = T_ARG(0); // percentile
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const int interpolation = block.getTArguments()->size() > 1 ? T_ARG(1) : 2.; // 0-"lower", 1-"higher", 2-"nearest"(default)
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const int keepDims = block.getTArguments()->size() > 2 ? T_ARG(2) : 0.; // false is default
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const int axisArrRank = block.getIArguments()->size();
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const int inputArrRank = input->rankOf();
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REQUIRE_TRUE(inputArrRank > 0, 0, "PERCENTILE OP: rank of input array must be positive (>0), but got %i instead !", inputArrRank);
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REQUIRE_TRUE(0.f <= q && q <= 100.f, 0, "PERCENTILE OP: percentile parameter must be within [0, 100] range, but got %f instead !", q);
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REQUIRE_TRUE(interpolation == 0 || interpolation == 1 || interpolation == 2, 0, "PERCENTILE OP: the correct values for interpolation parameter are 0, 1, 2, but got %i instead !", interpolation);
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REQUIRE_TRUE(axisArrRank <= inputArrRank, 0, "PERCENTILE OP: the rank of axis array must be <= rank of input array, but got %i and %i correspondingly !", axisArrRank, inputArrRank);
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for(int i = 0; i < axisArrRank; ++i) {
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int dim = INT_ARG(i) >= 0 ? INT_ARG(i) : INT_ARG(i) + inputArrRank;
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REQUIRE_TRUE(dim < inputArrRank, 0, "PERCENTILE OP: element (dimension) of axis array at position %i is >= rank of input array (%i >= %i), which is unacceptable !", i, dim, inputArrRank);
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}
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std::vector<int> axises = *block.getIArguments();
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helpers::percentile(block.launchContext(), *input, *output, axises, q, interpolation);
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return Status::OK();
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}
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DECLARE_TYPES(percentile) {
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getOpDescriptor()
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->setAllowedInputTypes(0, DataType::ANY)
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->setAllowedOutputTypes(0, DataType::INHERIT)
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->setSameMode(true);
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}
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DECLARE_SHAPE_FN(percentile) {
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Nd4jLong* inputShapeInfo = inputShape->at(0);
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const int keepDims = block.getTArguments()->size() > 2 ? T_ARG(2) : 0.; // false is default
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const int axisArrRank = block.getIArguments()->size();
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const int inputArrRank = inputShapeInfo[0];
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REQUIRE_TRUE(inputArrRank > 0, 0, "PERCENTILE OP: rank of input array must be positive (>0), but got %i instead !", inputArrRank);
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REQUIRE_TRUE(axisArrRank <= inputArrRank, 0, "PERCENTILE OP: the rank of axis array must be <= rank of input array, but got %i and %i correspondingly !", axisArrRank, inputArrRank);
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for(int i = 0; i < axisArrRank; ++i) {
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int dim = INT_ARG(i) >= 0 ? INT_ARG(i) : INT_ARG(i) + inputArrRank;
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REQUIRE_TRUE(dim < inputArrRank, 0, "PERCENTILE OP: element (dimension) of axis array at position %i is >= rank of input array (%i >= %i), which is unacceptable !", i, dim, inputArrRank);
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}
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std::vector<int> axises = *block.getIArguments();
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Nd4jLong* outputShapeInfo = ShapeUtils::evalReduceShapeInfo(shape::order(inputShapeInfo), axises, inputShapeInfo, keepDims, false, block.getWorkspace());
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return SHAPELIST(outputShapeInfo);
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}
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}
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}
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#endif |