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Switch to Tensor Cores after 2000 iterations.

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This commit is contained in:
AlexeyAB
2018-12-10 01:35:08 +03:00
parent 89c6213af0
commit a621235783
2 changed files with 3 additions and 3 deletions
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4
src/convolutional_kernels.cu
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@ -295,7 +295,7 @@ void forward_convolutional_layer_gpu(convolutional_layer l, network_state state)
//#ifdef CUDNN_HALF
//if (state.use_mixed_precision) {
int iteration_num = (*state.net.seen) / (state.net.batch*state.net.subdivisions);
if (state.index != 0 && state.net.cudnn_half && !l.xnor && (!state.train || iteration_num > state.net.burn_in))
if (state.index != 0 && state.net.cudnn_half && !l.xnor && (!state.train || iteration_num > 2*state.net.burn_in))
{
//printf("\n CUDNN_HALF!!! state.index = %d \n", state.index);
@ -475,7 +475,7 @@ void backward_convolutional_layer_gpu(convolutional_layer l, network_state state
//#ifdef CUDNN_HALF
int iteration_num = (*state.net.seen) / (state.net.batch*state.net.subdivisions);
if (state.index != 0 && state.net.cudnn_half && !l.xnor && (!state.train || iteration_num > state.net.burn_in))
if (state.index != 0 && state.net.cudnn_half && !l.xnor && (!state.train || iteration_num > 2*state.net.burn_in))
{
const size_t input16_size = l.batch*l.c*l.w*l.h;