[DB] Importing KNNL library

2016-04-14 12:53:29 +02:00
parent dda0f38315
commit 0dace5cbdf
26 changed files with 4936 additions and 1 deletions
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+/*
+ * Copyright (c) 2006, Seweryn Habdank-Wojewodzki
+ * Copyright (c) 2006, Janusz Rybarski
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms,
+ * with or without modification, are permitted provided
+ * that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the
+ * following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the
+ * above copyright notice, this list of conditions
+ * and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
+ * AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY
+ * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * e-mail: habdank AT gmail DOT com
+ * e-mail: janusz.rybarski AT gmail DOT com
+ *
+ * File created: Mon 22 May 2006 20:03:59 CEST
+ * Last modified: Wed 08 Aug 2007 17:27:14 CEST
+ */
+
+#ifndef RANDOMIZE_POLICY_HPP_INCLUDED
+#define RANDOMIZE_POLICY_HPP_INCLUDED
+
+#include <cstdlib>
+#include <ctime>
+
+/**
+ * \file randomize_policy.hpp
+ * \brief File contains policy classes to set randomize functionality
+ * in to network generation process.
+ * \ingroup neural_net
+ */
+
+namespace neural_net
+{
+    /**
+    * \addtogroup neural_net
+    */
+    /*\@{*/
+    class Randomize_policy
+    {
+        typedef Randomize_policy this_type;
+    };
+
+    /**
+     * \class External_randomize
+     * \brief This class force not to use srand() in generation proces,
+     * therefore srand function is initialized externally.
+     */
+    struct External_randomize
+    : public Randomize_policy
+    {
+        typedef External_randomize this_type;
+
+        /** Do nothing :-). */
+        void operator() ( void ) const
+        {
+            return;
+        }
+    };
+
+    /**
+     * \class Internal_randomize
+     * \brief This class force to use srand() in generation proces,
+     * therefore srand function is NOT initialized.
+     */
+    struct Internal_randomize
+    : public Randomize_policy
+    {
+        typedef Internal_randomize this_type;
+
+        /** Initialize random number generator using srand(). */
+        void operator() ( void ) const
+        {
+            ::std::srand (static_cast<unsigned int> (::std::time (NULL)));
+            return;
+        }
+    };
+    /*\@}*/
+
+} // namespace neural_net
+
+#endif // RANDOMIZE_POLICY_HPP_INCLUDED
+