diff options
Diffstat (limited to 'src/core/NEON/kernels/NEActivationLayerKernel.cpp')
| -rw-r--r-- | src/core/NEON/kernels/NEActivationLayerKernel.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/core/NEON/kernels/NEActivationLayerKernel.cpp b/src/core/NEON/kernels/NEActivationLayerKernel.cpp index 242382c206..6f722e0457 100644 --- a/src/core/NEON/kernels/NEActivationLayerKernel.cpp +++ b/src/core/NEON/kernels/NEActivationLayerKernel.cpp @@ -228,6 +228,7 @@ NEActivationLayerKernel::activation(const Window &window) Iterator input(_input, win_collapsed); Iterator output(_output, win_collapsed); + const auto epsilon = wrapper::vdup_n(static_cast<T>(1e-24), ExactTagType{}); const auto const_1 = wrapper::vdup_n(static_cast<T>(1.f), ExactTagType{}); const auto const_0 = wrapper::vdup_n(static_cast<T>(0.f), ExactTagType{}); const auto va = wrapper::vdup_n(static_cast<T>(_act_info.a()), ExactTagType{}); @@ -277,7 +278,7 @@ NEActivationLayerKernel::activation(const Window &window) tmp = wrapper::vbsl(wrapper::vcge(vin, const_0), vin, wrapper::vmul(va, wrapper::vsub(wrapper::vexpq(vin), const_1))); break; case ActivationFunction::SQRT: - tmp = wrapper::vinv(wrapper::vinvsqrt(vin)); + tmp = wrapper::vinv(wrapper::vinvsqrt(vin + epsilon)); break; case ActivationFunction::SQUARE: tmp = wrapper::vmul(vin, vin); |