cavis/libnd4j/include/ops/declarable/helpers/random.h

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/*******************************************************************************
* Copyright (c) 2019 Konduit K.K.
*
* This program and the accompanying materials are made available under the
* terms of the Apache License, Version 2.0 which is available at
* https://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.
*
* SPDX-License-Identifier: Apache-2.0
******************************************************************************/
//
// @author sgazeos@gmail.com
//
//
// Declaration of distribution helpers
//
#ifndef __RANDOM_HELPERS__
#define __RANDOM_HELPERS__
#include <op_boilerplate.h>
#include <NDArray.h>
#include <helpers/helper_random.h>
#include <graph/Context.h>
namespace nd4j {
namespace ops {
namespace helpers {
void fillRandomGamma(LaunchContext* context, graph::RandomGenerator& rng, NDArray* alpha, NDArray* beta, NDArray* output);
void fillRandomPoisson(LaunchContext* context, graph::RandomGenerator& rng, NDArray* lambda, NDArray* output);
void fillRandomUniform(LaunchContext* context, graph::RandomGenerator& rng, NDArray* min, NDArray* max, NDArray* output);
Oleh multinomial (#163) * libnd4j: Multinomial op #8570 first raw step of multinomial random data generator implementation Signed-off-by: Oleg <oleg.semeniv@gmail.com> * libnd4j: Multinomial op #8570 next step of multinomial random categories generator implementation on both cpu and cuda, need corrections and code clean up before review and testing * libnd4j: Multinomial op #8570 code clean up and fixed issues data selecting, moved from coords to tads * libnd4j: Multinomial op #8570 fixed cuda build add reference for math materials that was used for implementation * libnd4j: Multinomial op #8570 fixed several bugs, added several tests and improved cuda version. current implementation works, need testing of reproduction with the same seed * libnd4j: Multinomial op #8570 fixes and optimization after discussion in both cuda and cpu * libnd4j: Multinomial op #8570 add corrections after review, removed tads, replace 2D parallel loop by 3D Signed-off-by: Oleg <oleg.semeniv@gmail.com> * libnd4j: Multinomial op fixed declaration and add tests need discussion * libnd4j: Multinomial op fix in test * libnd4j: Multinomial op corrected behavior to get reproducible results, fixed issue in uniform value getting, tests added, need cuda review and cuda testing Signed-off-by: Oleg <oleg.semeniv@gmail.com> * libnd4j: Multinomial op fixed indexing on uniform calculation Signed-off-by: Oleg <oleg.semeniv@gmail.com> * libnd4j: Multinomial op some corrections in max min declaration Signed-off-by: Oleg <oleg.semeniv@gmail.com> * libnd4j: Multinomial op fixed index calculation, added rewind, corrected input declaration, added stats tests, both cuda and cpu. cuda need testing * libnd4j: Multinomial op fixed bugs on cuda nad cpu. need review Signed-off-by: Oleg <oleg.semeniv@gmail.com> * libnd4j: Multinomial op corrected tests to handle different orders Signed-off-by: Oleg <oleg.semeniv@gmail.com> * libnd4j: Multinomial op some improvements after code review Signed-off-by: Oleg <oleg.semeniv@gmail.com> * libnd4j: Multinomial op more corrections after review Signed-off-by: Oleg <oleg.semeniv@gmail.com> * libnd4j: Multinomial op fixed seed usage, update tests, fixed cuda based on comments, fixed bug of rewind, removed one behavior, minor corrections. Signed-off-by: Oleg <oleg.semeniv@gmail.com> * libnd4j: Multinomial op minor corrections Signed-off-by: Oleg <oleg.semeniv@gmail.com> * libnd4j: Multinomial op rise the bound of fluctuation for random cases Signed-off-by: Oleg <oleg.semeniv@gmail.com> * libnd4j: Multinomial op modified operation inputs and update implementation and tests on both cpu and cuda * libnd4j: Multinomial op corrected data types according ops.proto Co-authored-by: raver119 <raver119@gmail.com>
2020-01-06 20:35:05 +01:00
void fillRandomMultiNomial(LaunchContext* context, graph::RandomGenerator& rng, NDArray& input, NDArray& output, const Nd4jLong numOfSamples, const int dimC);
}
}
}
#endif