00001 /******************************************************************************* 00002 Copyright (c) 2011, Yahoo! Inc. 00003 All rights reserved. 00004 00005 Redistribution and use of this software in source and binary forms, 00006 with or without modification, are permitted provided that the following 00007 conditions are met: 00008 00009 * Redistributions of source code must retain the above 00010 copyright notice, this list of conditions and the 00011 following disclaimer. 00012 00013 * Redistributions in binary form must reproduce the above 00014 copyright notice, this list of conditions and the 00015 following disclaimer in the documentation and/or other 00016 materials provided with the distribution. 00017 00018 * Neither the name of Yahoo! Inc. nor the names of its 00019 contributors may be used to endorse or promote products 00020 derived from this software without specific prior 00021 written permission of Yahoo! Inc. 00022 00023 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 00024 IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 00025 TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 00026 PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 00027 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00028 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00029 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00030 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 00031 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00032 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00033 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00034 00035 The Initial Developer of the Original Code is Shravan Narayanamurthy. 00036 ******************************************************************************/ 00037 /* 00038 * Parameter.h 00039 * 00040 * 00041 * 00042 * Created on: 14-May-2010 00043 * 00044 */ 00045 00046 #ifndef PARAMETER_H_ 00047 #define PARAMETER_H_ 00048 00049 #include <string> 00050 00051 using namespace std; 00052 00053 /** 00054 * A class to represent the various parameters like 00055 * the dirichlet conjugate weights and such 00056 * 00057 * Can be vector valued parameters 00058 * 00059 * This class additionally stores the sum and provides 00060 * functionality to dump to and initialize from disk 00061 */ 00062 typedef struct Parameter { 00063 int length; 00064 double* values; 00065 double sum; 00066 00067 Parameter(); 00068 Parameter(const Parameter ¶m); 00069 virtual ~Parameter(); 00070 00071 Parameter& operator=(const Parameter ¶m); 00072 virtual void dump(string fname); 00073 virtual void initialize_from_dump(string fname); 00074 virtual void initialize_from_values(int length_, const double* values_, 00075 float sum_); 00076 } param; 00077 00078 #endif /* PARAMETER_H_ */