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NIGHTMARE!!!!

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This commit is contained in:
Joseph Redmon
2015-07-08 00:36:43 -07:00
parent d1d56a2a72
commit a08ef29e08
24 changed files with 456 additions and 96 deletions
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4
src/activations.h
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@ -4,7 +4,7 @@
#include "math.h"
typedef enum{
LOGISTIC, RELU, RELIE, LINEAR, RAMP, TANH, PLSE
LOGISTIC, RELU, RELIE, LINEAR, RAMP, TANH, PLSE, LEAKY
}ACTIVATION;
ACTIVATION get_activation(char *s);
@ -24,6 +24,7 @@ static inline float logistic_activate(float x){return 1./(1. + exp(-x));}
static inline float relu_activate(float x){return x*(x>0);}
static inline float relie_activate(float x){return x*(x>0);}
static inline float ramp_activate(float x){return x*(x>0)+.1*x;}
static inline float leaky_activate(float x){return (x>0) ? x : .1*x;}
static inline float tanh_activate(float x){return (exp(2*x)-1)/(exp(2*x)+1);}
static inline float plse_activate(float x)
{
@ -37,6 +38,7 @@ static inline float logistic_gradient(float x){return (1-x)*x;}
static inline float relu_gradient(float x){return (x>0);}
static inline float relie_gradient(float x){return (x>0) ? 1 : .01;}
static inline float ramp_gradient(float x){return (x>0)+.1;}
static inline float leaky_gradient(float x){return (x>0) ? 1 : .1;}
static inline float tanh_gradient(float x){return 1-x*x;}
static inline float plse_gradient(float x){return (x < 0 || x > 1) ? .01 : .125;}