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neuron.c
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neuron.c
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/******************************************************************************/
/* */
/* Title : Neuron Class - Methods */
/* Program Name : neuron.c */
/* */
/* Detail : Methods of Neuron Class */
/* Date : 2015/05/28 */
/* Author : Akihiro Kashiwagi */
/* e-mail : a-kashiwagi@mippi-mail.com */
/* */
/* Replace -------------------------------------------------------------------*/
/* */
/* Date : */
/* Author : */
/* Deteil : */
/* */
/*-------+---------+---------+---------+---------+---------+---------+--------*/
/*3456789012345678901234567890123456789012345678901234567890123456789012345678*/
/******************************************************************************/
#include "neuron.h"
/******************************************************************************/
/* */
/* Title : Initialize neuron */
/* Function Name : init_neuron */
/* */
/* Detail : Init method */
/* Date : 2015/05/28 */
/* Author : Akihiro Kashiwagi */
/* e-mail : a-kashiwagi@mippi-mail.com */
/* */
/* Input : NEURON_T *n : Neuron pointer for mine */
/* long len : Length of neuron (Number of neuron) */
/* */
/* Output : Terminte Normal : 0 , Error : -1 */
/* */
/* Replace -------------------------------------------------------------------*/
/* */
/* Date : */
/* Author : */
/* Deteil : */
/* */
/*-------+---------+---------+---------+---------+---------+---------+--------*/
/*3456789012345678901234567890123456789012345678901234567890123456789012345678*/
/******************************************************************************/
int init_neuron( NEURON_T *n, long len ){
/* Return value */
int ret;
/* Set length of w */
n->w_len = len;
/* Memory allocate for w */
ret = (n->alloc_w)( n );
if( ret != 0 ){
/* Error Terminate */
return -1;
}
/* Normal Terminate */
return 0;
}
/******************************************************************************/
/* */
/* Title : Allocate memory */
/* Function Name : alloc_neuron */
/* */
/* Detail : Allocate memory */
/* Date : 2015/05/28 */
/* Author : Akihiro Kashiwagi */
/* e-mail : a-kashiwagi@mippi-mail.com */
/* */
/* Input : NEURON_T *n : Neuron pointer for mine */
/* */
/* Output : Terminte Normal : 0 , Error : -1 */
/* */
/* Replace -------------------------------------------------------------------*/
/* */
/* Date : */
/* Author : */
/* Deteil : */
/* */
/*-------+---------+---------+---------+---------+---------+---------+--------*/
/*3456789012345678901234567890123456789012345678901234567890123456789012345678*/
/******************************************************************************/
int alloc_neuron( NEURON_T *n ){
/* Memory allocate for w */
n->w = (double *)malloc( sizeof(double) * n->w_len );
if( n->w == NULL ){
/* Error Terminate */
return -1;
}
/* Normal Terminate */
return 0;
}
/******************************************************************************/
/* */
/* Title : Free memory */
/* Function Name : alloc_neuron */
/* */
/* Detail : Free memory */
/* Date : 2015/05/28 */
/* Author : Akihiro Kashiwagi */
/* e-mail : a-kashiwagi@mippi-mail.com */
/* */
/* Input : NEURON_T *n : Neuron pointer for mine */
/* */
/* Output : Terminte Normal : 0 , Error : -1 */
/* */
/* Replace -------------------------------------------------------------------*/
/* */
/* Date : */
/* Author : */
/* Deteil : */
/* */
/*-------+---------+---------+---------+---------+---------+---------+--------*/
/*3456789012345678901234567890123456789012345678901234567890123456789012345678*/
/******************************************************************************/
int free_neuron( NEURON_T *n ){
if( n->w != NULL ){
/* Free memory */
free( n->w );
n->w = NULL;
}else{
/* Error Terminate */
return -1;
}
/* Normal Terminate */
return 0;
}
/******************************************************************************/
/* */
/* Title : Create Neurons */
/* Function Name : create_neuron */
/* */
/* Detail : create synapse */
/* Date : 2015/05/28 */
/* Author : Akihiro Kashiwagi */
/* e-mail : a-kashiwagi@mippi-mail.com */
/* */
/* Input : long num : Number of Neuron */
/* long links : Number of links for other neurons */
/* */
/* Output : Terminte Normal : Pointer of neuron , Error : NULL */
/* */
/* Replace -------------------------------------------------------------------*/
/* */
/* Date : */
/* Author : */
/* Deteil : */
/* */
/*-------+---------+---------+---------+---------+---------+---------+--------*/
/*3456789012345678901234567890123456789012345678901234567890123456789012345678*/
/******************************************************************************/
NEURON_T *create_neuron( long num, long links ) {
/* Loop counter */
long cnt;
/* Pointer for neuron */
NEURON_T *n;
/* Memory allocate for neuron */
n = (NEURON_T *)malloc( sizeof( NEURON_T ) * num );
if( n == NULL ){
/* Error terminate */
return NULL;
}
for( cnt = 0; cnt < num; cnt++ ){
/* Set function pointer */
n[cnt].init = init_neuron;
n[cnt].alloc_w = alloc_neuron;
n[cnt].free = free_neuron;
/* Init neuron */
(n[cnt].init)( n, links );
}
/* Return neuron pointer */
return n;
}
/******************************************************************************/
/* */
/* Title : Create Synapse */
/* Function Name : create_synapse */
/* */
/* Detail : create synapse */
/* Date : 2015/05/28 */
/* Author : Akihiro Kashiwagi */
/* e-mail : a-kashiwagi@mippi-mail.com */
/* */
/* Input : long num : Number of Neuron */
/* long links : Number of links for other neurons */
/* */
/* Output : Terminte Normal : Pointer of neuron , Error : NULL */
/* */
/* Replace -------------------------------------------------------------------*/
/* */
/* Date : */
/* Author : */
/* Deteil : */
/* */
/*-------+---------+---------+---------+---------+---------+---------+--------*/
/*3456789012345678901234567890123456789012345678901234567890123456789012345678*/
/******************************************************************************/
double **create_synapse(
NEURON_T *ni, long i_num,
NEURON_T *nj, long j_num
){
/* i side neuron counter */
long i;
/* j side neuron counter */
long j;
/* Value of weit */
double **w;
/* Allocate memory for */
/* a two demention array */
w = (double **)malloc( sizeof(double *) * i_num );
if( w == NULL ){
return NULL;
}
for( i = 0; i < i_num; i++ ){
/* Allocate memory i */
w[i] = (double *)malloc( sizeof(double) * j_num );
if( w[i] == NULL ){
return NULL;
}
}
for( i = 0; i < i_num; i++ ){
/* Set weit for forward */
ni[i].wf = w;
}
for( j = 0; j < j_num; j++ ){
/* Set weit for back */
nj[j].wb = w;
}
/* Allocate memory for delta */
/* of a two demention array */
w = (double **)malloc( sizeof(double *) * i_num );
if( w == NULL ){
return NULL;
}
for( i = 0; i < i_num; i++ ){
/* Allocate memory i */
w[i] = (double *)malloc( sizeof(double) * j_num );
if( w[i] == NULL ){
return NULL;
}
}
for( i = 0; i < i_num; i++ ){
/* Set weit for forward */
ni[i].dwf = w;
}
for( j = 0; j < j_num; j++ ){
/* Set weit for back */
nj[j].dwb = w;
}
return w;
}
/*
#define V_NUM 5
#define H_NUM 3
int main(){
long cnt;
NEURON_T *nv = create_neuron( V_NUM, H_NUM );
NEURON_T *nh = create_neuron( H_NUM, V_NUM );
double **w = create_synapse( nv, V_NUM, nh, H_NUM );
nv->wf[0][0] = 0.12345;
nv->wf[4][2] = 0.9876;
nh->wb[0][0] = 9.12345;
nh->wb[4][2] = 9.98765;
printf("nv->wf[0][0]=%f\n",nv->wf[0][0]);
printf("nv->wf[4][2]=%f\n",nv->wf[4][2]);
printf("nh->wb[0][0]=%f\n",nh->wb[0][0]);
printf("nh->wb[4][2]=%f\n",nh->wb[4][2]);
for( cnt = 0; cnt < V_NUM; cnt++ ){
(nv[cnt].free)( &nv[cnt] );
}
for( cnt = 0; cnt < H_NUM; cnt++ ){
(nh[cnt].free)( &nh[cnt] );
}
}
*/