vw_label.h

Go to the documentation of this file.
00001 /*
00002  * Copyright (c) 2009 Yahoo! Inc.  All rights reserved.  The copyrights
00003  * embodied in the content of this file are licensed under the BSD
00004  * (revised) open source license.
00005  *
00006  * This program is free software; you can redistribute it and/or modify
00007  * it under the terms of the GNU General Public License as published by
00008  * the Free Software Foundation; either version 3 of the License, or
00009  * (at your option) any later version.
00010  *
00011  * Written (W) 2011 Shashwat Lal Das
00012  * Copyright (C) 2011 Berlin Institute of Technology and Max-Planck-Society.
00013  */
00014 
00015 #ifndef _VW_LABEL_H__
00016 #define _VW_LABEL_H__
00017 
00018 #include <shogun/lib/DataType.h>
00019 #include <shogun/lib/common.h>
00020 #include <shogun/lib/v_array.h>
00021 #include <shogun/io/SGIO.h>
00022 #include <shogun/mathematics/Math.h>
00023 
00024 namespace shogun
00025 {
00026 
00032 class VwLabel
00033 {
00034 public:
00038     VwLabel(): label(FLT_MAX), weight(1.), initial(0.) { }
00039 
00043     ~VwLabel() { }
00044 
00049     inline float32_t get_label() { return label; }
00050 
00055     inline void set_label(float32_t l) { label = l; }
00056 
00061     inline float32_t get_weight() { return weight; }
00062 
00067     inline void set_weight(float32_t w) { weight = w; }
00068 
00073     inline float32_t get_initial() { return initial; }
00074 
00079     inline void set_initial(float32_t i) { initial = i; }
00080 
00086     void label_from_substring(v_array<substring>& words);
00087 
00088 public:
00090     float32_t label;
00092     float32_t weight;
00094     float32_t initial;
00095 };
00096 
00097 }
00098 #endif // _VW_LABEL_H__
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Defines

SHOGUN Machine Learning Toolbox - Documentation