2 * Copyright (c) 2017 ARM Limited.
4 * SPDX-License-Identifier: MIT
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24 #ifndef __ARM_COMPUTE_NESOFTMAXLAYER_H__
25 #define __ARM_COMPUTE_NESOFTMAXLAYER_H__
27 #include "arm_compute/core/NEON/kernels/NEFillBorderKernel.h"
28 #include "arm_compute/core/NEON/kernels/NESoftmaxLayerKernel.h"
29 #include "arm_compute/runtime/IFunction.h"
30 #include "arm_compute/runtime/Tensor.h"
36 /** Basic function to compute a SoftmaxLayer.
38 * Softmax is calculated by :
39 * @f[ out = exp(x - max(x)) / sum(exp(x - max(x))) @f]
41 * This function runs the following kernels:
42 * -# @ref NELogits1DMaxKernel
43 * -# @ref NELogits1DShiftExpSumKernel
44 * -# @ref NELogits1DNormKernel
46 class NESoftmaxLayer : public IFunction
51 /** Set the input and output tensors.
53 * @param[in] input Source tensor. Data types supported: F32.
54 * @param[out] output Destination tensor. Data types supported: same as @p input.
56 void configure(ITensor *input, ITensor *output);
58 // Inherited methods overridden:
62 NELogits1DMaxKernel _max_kernel;
63 NELogits1DShiftExpSumKernel _shift_exp_sum_kernel;
64 NELogits1DNormKernel _norm_kernel;
65 NEFillBorderKernel _fill_border_kernel;
66 NEFillBorderKernel _fill_border_kernel_sum;
72 #endif /* __ARM_COMPUTE_NESOFTMAXLAYER_H__ */