From cccccbf6cca94a3eaf813b4468453160e91c332b Mon Sep 17 00:00:00 2001
From: Joe Zhao <ztuowen@gmail.com>
Date: Mon, 14 Apr 2014 08:14:45 +0800
Subject: First commit

---
 .../.svn/text-base/cuActivation.cc.svn-base        | 46 ++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 src/CuTNetLib/.svn/text-base/cuActivation.cc.svn-base

(limited to 'src/CuTNetLib/.svn/text-base/cuActivation.cc.svn-base')

diff --git a/src/CuTNetLib/.svn/text-base/cuActivation.cc.svn-base b/src/CuTNetLib/.svn/text-base/cuActivation.cc.svn-base
new file mode 100644
index 0000000..bd57ae5
--- /dev/null
+++ b/src/CuTNetLib/.svn/text-base/cuActivation.cc.svn-base
@@ -0,0 +1,46 @@
+
+#include "cuActivation.h"
+#include "cumath.h"
+
+
+namespace TNet {
+
+
+  void
+  CuSigmoid::
+  PropagateFnc(const CuMatrix<BaseFloat>& X, CuMatrix<BaseFloat>& Y)
+  {
+    CuMath<BaseFloat>::Sigmoid(Y, X);
+  }
+
+
+  void 
+  CuSigmoid::
+  BackpropagateFnc(const CuMatrix<BaseFloat>& X, CuMatrix<BaseFloat>& Y)
+  {
+    CuMath<BaseFloat>::DiffSigmoid(Y, X, mOutput);
+  }
+
+
+
+  void 
+  CuSoftmax::
+  PropagateFnc(const CuMatrix<BaseFloat>& X, CuMatrix<BaseFloat>& Y)
+  {
+    CuMath<BaseFloat>::Softmax(Y,X);
+  }
+
+   
+   
+  void
+  CuSoftmax::
+  BackpropagateFnc(const CuMatrix<BaseFloat>& X, CuMatrix<BaseFloat>& Y)
+  {
+    //we assume X is already dE/dSoftmax_input
+    Y.CopyFrom(X);
+  }
+
+
+
+} //namespace
+
-- 
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