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author | Michele Di Giorgio <michele.digiorgio@arm.com> | 2019-06-04 18:43:35 +0100 |
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committer | Michele Di Giorgio <michele.digiorgio@arm.com> | 2019-06-11 12:30:16 +0000 |
commit | 5b48ad7d43c3d1c2fdbae64beac3f37bc6697338 (patch) | |
tree | 6a4f5fd4e510787e8ad7e815330eadfb587b35f8 /tests/validation/reference/MeanStdDevNormalizationLayer.cpp | |
parent | 761c8d02ff875877db7aa7c850cf8d128592e822 (diff) | |
download | ComputeLibrary-5b48ad7d43c3d1c2fdbae64beac3f37bc6697338.tar.gz |
COMPMID-2386: Add support for CLMeanStdNormalizationLayer
Change-Id: I0323b2410b222fd08933da22de455e798a60a0b1
Signed-off-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-on: https://review.mlplatform.org/c/1297
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Diffstat (limited to 'tests/validation/reference/MeanStdDevNormalizationLayer.cpp')
-rw-r--r-- | tests/validation/reference/MeanStdDevNormalizationLayer.cpp | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/tests/validation/reference/MeanStdDevNormalizationLayer.cpp b/tests/validation/reference/MeanStdDevNormalizationLayer.cpp new file mode 100644 index 0000000000..c44c983888 --- /dev/null +++ b/tests/validation/reference/MeanStdDevNormalizationLayer.cpp @@ -0,0 +1,71 @@ +/* + * Copyright (c) 2019 ARM Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#include "MeanStdDevNormalizationLayer.h" + +#include "arm_compute/core/Types.h" + +namespace arm_compute +{ +namespace test +{ +namespace validation +{ +namespace reference +{ +template <typename T> +SimpleTensor<T> mean_std_normalization_layer(const SimpleTensor<T> &src, float epsilon) +{ + // Create reference + SimpleTensor<T> dst{ src.shape(), src.data_type(), 1 }; + + const int cols = src.shape()[0]; + const int batch_size = src.shape()[1]; + + for(int i = 0; i < batch_size; ++i) + { + T sum = static_cast<T>(0.f); + T sum_sq = static_cast<T>(0.f); + for(int j = 0; j < cols; ++j) + { + const T value = src[j + i * cols]; + sum += value; + sum_sq += value * value; + } + const T mean = sum / static_cast<T>(cols); + const T var = ((sum_sq / static_cast<T>(cols)) - (mean * mean)) + static_cast<T>(epsilon); + const T stddev_inv = static_cast<T>(1.f) / static_cast<T>(std::sqrt(var)); + for(int j = 0; j < cols; ++j) + { + dst[j + i * cols] = (src[j + i * cols] - mean) * stddev_inv; + } + } + return dst; +} + +template SimpleTensor<float> mean_std_normalization_layer(const SimpleTensor<float> &src, float epsilon); +template SimpleTensor<half> mean_std_normalization_layer(const SimpleTensor<half> &src, float epsilon); +} // namespace reference +} // namespace validation +} // namespace test +} // namespace arm_compute |