From d00f0a1ccd2a9b1c332bbf7754f291dd61dee14f Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Tue, 21 Jul 2015 23:09:33 +0000
Subject: [PATCH] Changes to make routing work better
---
src/network_kernels.cu | 38 ++++++++++++++++++++------------------
1 files changed, 20 insertions(+), 18 deletions(-)
diff --git a/src/network_kernels.cu b/src/network_kernels.cu
index da21d63..6562590 100644
--- a/src/network_kernels.cu
+++ b/src/network_kernels.cu
@@ -7,6 +7,7 @@
#include "data.h"
#include "utils.h"
#include "params.h"
+#include "parser.h"
#include "crop_layer.h"
#include "connected_layer.h"
@@ -14,10 +15,13 @@
#include "convolutional_layer.h"
#include "deconvolutional_layer.h"
#include "maxpool_layer.h"
+#include "avgpool_layer.h"
+#include "normalization_layer.h"
#include "cost_layer.h"
#include "softmax_layer.h"
#include "dropout_layer.h"
#include "route_layer.h"
+#include "blas.h"
}
float * get_network_output_gpu_layer(network net, int i);
@@ -29,6 +33,9 @@
int i;
for(i = 0; i < net.n; ++i){
layer l = net.layers[i];
+ if(l.delta){
+ scal_ongpu(l.outputs * l.batch, 0, l.delta_gpu, 1);
+ }
if(l.type == CONVOLUTIONAL){
forward_convolutional_layer_gpu(l, state);
} else if(l.type == DECONVOLUTIONAL){
@@ -43,8 +50,12 @@
forward_cost_layer_gpu(l, state);
} else if(l.type == SOFTMAX){
forward_softmax_layer_gpu(l, state);
+ } else if(l.type == NORMALIZATION){
+ forward_normalization_layer_gpu(l, state);
} else if(l.type == MAXPOOL){
forward_maxpool_layer_gpu(l, state);
+ } else if(l.type == AVGPOOL){
+ forward_avgpool_layer_gpu(l, state);
} else if(l.type == DROPOUT){
forward_dropout_layer_gpu(l, state);
} else if(l.type == ROUTE){
@@ -58,11 +69,12 @@
{
int i;
float * original_input = state.input;
+ float * original_delta = state.delta;
for(i = net.n-1; i >= 0; --i){
layer l = net.layers[i];
if(i == 0){
state.input = original_input;
- state.delta = 0;
+ state.delta = original_delta;
}else{
layer prev = net.layers[i-1];
state.input = prev.output_gpu;
@@ -74,10 +86,14 @@
backward_deconvolutional_layer_gpu(l, state);
} else if(l.type == MAXPOOL){
if(i != 0) backward_maxpool_layer_gpu(l, state);
+ } else if(l.type == AVGPOOL){
+ if(i != 0) backward_avgpool_layer_gpu(l, state);
} else if(l.type == DROPOUT){
backward_dropout_layer_gpu(l, state);
} else if(l.type == DETECTION){
backward_detection_layer_gpu(l, state);
+ } else if(l.type == NORMALIZATION){
+ backward_normalization_layer_gpu(l, state);
} else if(l.type == SOFTMAX){
if(i != 0) backward_softmax_layer_gpu(l, state);
} else if(l.type == CONNECTED){
@@ -119,6 +135,7 @@
cuda_push_array(*net.truth_gpu, y, y_size);
}
state.input = *net.input_gpu;
+ state.delta = 0;
state.truth = *net.truth_gpu;
state.train = 1;
forward_network_gpu(net, state);
@@ -132,23 +149,8 @@
float *get_network_output_layer_gpu(network net, int i)
{
layer l = net.layers[i];
- if(l.type == CONVOLUTIONAL){
- return l.output;
- } else if(l.type == DECONVOLUTIONAL){
- return l.output;
- } else if(l.type == CONNECTED){
- cuda_pull_array(l.output_gpu, l.output, l.outputs*l.batch);
- return l.output;
- } else if(l.type == DETECTION){
- cuda_pull_array(l.output_gpu, l.output, l.outputs*l.batch);
- return l.output;
- } else if(l.type == MAXPOOL){
- return l.output;
- } else if(l.type == SOFTMAX){
- pull_softmax_layer_output(l);
- return l.output;
- }
- return 0;
+ cuda_pull_array(l.output_gpu, l.output, l.outputs*l.batch);
+ return l.output;
}
float *get_network_output_gpu(network net)
--
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