From 79fffcce3ce495bd415dc1284224c915d7194d4c Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Thu, 11 Dec 2014 21:15:26 +0000
Subject: [PATCH] Better imagenet distributed training
---
src/network_gpu.c | 32 +++++++++++++++++++-------------
1 files changed, 19 insertions(+), 13 deletions(-)
diff --git a/src/network_gpu.c b/src/network_gpu.c
index fe53d0c..163d914 100644
--- a/src/network_gpu.c
+++ b/src/network_gpu.c
@@ -182,22 +182,10 @@
cl_write_array(*net.input_cl, x, x_size);
cl_write_array(*net.truth_cl, y, y_size);
}
- //printf("trans %f\n", sec(clock()-time));
- //time = clock();
-
forward_network_gpu(net, *net.input_cl, *net.truth_cl, 1);
-
- //printf("forw %f\n", sec(clock()-time));
- //time = clock();
backward_network_gpu(net, *net.input_cl);
- //printf("back %f\n", sec(clock()-time));
- //time = clock();
-
update_network_gpu(net);
float error = get_network_cost(net);
-
- //printf("updt %f\n", sec(clock()-time));
- //time = clock();
return error;
}
@@ -302,11 +290,29 @@
float network_accuracy_gpu(network net, data d)
{
matrix guess = network_predict_data_gpu(net, d);
- float acc = matrix_accuracy(d.y, guess);
+ float acc = matrix_topk_accuracy(d.y, guess,1);
+ free_matrix(guess);
+ return acc;
+}
+
+float *network_accuracies_gpu(network net, data d)
+{
+ static float acc[2];
+ matrix guess = network_predict_data_gpu(net, d);
+ acc[0] = matrix_topk_accuracy(d.y, guess,1);
+ acc[1] = matrix_topk_accuracy(d.y, guess,5);
free_matrix(guess);
return acc;
}
+#else
+void forward_network_gpu(network net, cl_mem input, cl_mem truth, int train){}
+void backward_network_gpu(network net, cl_mem input){}
+void update_network_gpu(network net){}
+float train_network_sgd_gpu(network net, data d, int n){return 0;}
+float train_network_data_gpu(network net, data d, int n){return 0;}
+float *network_predict_gpu(network net, float *input){return 0;}
+float network_accuracy_gpu(network net, data d){return 0;}
#endif
--
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