From 158bb1bee9951875dbe3474d84c6663431e18301 Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Tue, 21 Oct 2014 21:49:18 +0000
Subject: [PATCH] softmax on gpu

---
 src/activations.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/activations.c b/src/activations.c
index 4a4bd3f..84fe9f9 100644
--- a/src/activations.c
+++ b/src/activations.c
@@ -40,6 +40,7 @@
 float relu_activate(float x){return x*(x>0);}
 float ramp_activate(float x){return x*(x>0)+.1*x;}
 float tanh_activate(float x){return (exp(2*x)-1)/(exp(2*x)+1);}
+//float tanh_activate(float x){return x - (x*x*x)/3;}
 
 float linear_gradient(float x){return 1;}
 float sigmoid_gradient(float x){return (1-x)*x;}

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