mirror of
https://github.com/lxsang/antd-lua-plugin
synced 2024-12-28 02:18:21 +01:00
55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/*
|
|
Fast Artificial Neural Network Library (fann)
|
|
Copyright (C) 2003-2016 Steffen Nissen (steffen.fann@gmail.com)
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
This library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this library; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include "fann.h"
|
|
#include "parallel_fann.h"
|
|
|
|
int main(int argc, const char* argv[])
|
|
{
|
|
const unsigned int max_epochs = 1000;
|
|
unsigned int num_threads = 1;
|
|
struct fann_train_data *data;
|
|
struct fann *ann;
|
|
long before;
|
|
float error;
|
|
unsigned int i;
|
|
|
|
if(argc == 2)
|
|
num_threads = atoi(argv[1]);
|
|
|
|
data = fann_read_train_from_file("../../datasets/mushroom.train");
|
|
ann = fann_create_standard(3, fann_num_input_train_data(data), 32, fann_num_output_train_data(data));
|
|
|
|
fann_set_activation_function_hidden(ann, FANN_SIGMOID_SYMMETRIC);
|
|
fann_set_activation_function_output(ann, FANN_SIGMOID);
|
|
|
|
before = GetTickCount();
|
|
for(i = 1; i <= max_epochs; i++)
|
|
{
|
|
error = num_threads > 1 ? fann_train_epoch_irpropm_parallel(ann, data, num_threads) : fann_train_epoch(ann, data);
|
|
printf("Epochs %8d. Current error: %.10f\n", i, error);
|
|
}
|
|
printf("ticks %d", GetTickCount()-before);
|
|
|
|
fann_destroy(ann);
|
|
fann_destroy_train(data);
|
|
|
|
return 0;
|
|
}
|