SHOGUN  v3.2.0
Labels.cpp
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1 /*
2  * This program is free software; you can redistribute it and/or modify
3  * it under the terms of the GNU General Public License as published by
4  * the Free Software Foundation; either version 3 of the License, or
5  * (at your option) any later version.
6  *
7  * Written (W) 1999-2009 Soeren Sonnenburg
8  * Written (W) 1999-2008 Gunnar Raetsch
9  * Written (W) 2011-2012 Heiko Strathmann
10  * Copyright (C) 1999-2009 Fraunhofer Institute FIRST and Max-Planck-Society
11  */
12 
13 #include <shogun/labels/Labels.h>
14 #include <shogun/lib/common.h>
15 #include <shogun/io/SGIO.h>
16 #include <shogun/base/Parameter.h>
17 
18 using namespace shogun;
19 
21 : CSGObject()
22 {
23  init();
24 }
25 
27 {
29 }
30 
31 void CLabels::init()
32 {
33  SG_ADD((CSGObject**)&m_subset_stack, "subset_stack",
34  "Current subset stack", MS_NOT_AVAILABLE);
35 
38 }
39 
41 {
42  m_subset_stack->add_subset(subset);
43 }
44 
46 {
48 }
49 
51 {
53 }
54 
56 {
58  int32_t real_num=m_subset_stack->subset_idx_conversion(idx);
59  return m_current_values.vector[real_num];
60 }
61 
62 void CLabels::set_value(float64_t value, int32_t idx)
63 {
64 
65  REQUIRE(m_current_values.vector, "%s::set_value(%f, %d): No values vector"
66  " set!\n", get_name(), value, idx);
67  REQUIRE(get_num_labels(), "%s::set_value(%f, %d): Number of values is "
68  "zero!\n", get_name(), value, idx);
69 
70  int32_t real_num=m_subset_stack->subset_idx_conversion(idx);
71  m_current_values.vector[real_num]=value;
72 }
73 
75 {
77  {
78  SG_ERROR("length of value values should match number of labels or"
79  " have zero length (len(labels)=%d, len(values)=%d)\n",
80  get_num_labels(), values.vlen);
81  }
82 
83  m_current_values=values;
84 }
85 
87 {
88  return m_current_values;
89 }
virtual const char * get_name() const =0
virtual float64_t get_value(int32_t idx)
Definition: Labels.cpp:55
virtual void remove_all_subsets()
Definition: Labels.cpp:50
virtual int32_t get_num_labels() const =0
#define SG_UNREF(x)
Definition: SGRefObject.h:35
#define SG_ERROR(...)
Definition: SGIO.h:131
#define REQUIRE(x,...)
Definition: SGIO.h:208
CSubsetStack * m_subset_stack
Definition: Labels.h:112
class to add subset support to another class. A CSubsetStackStack instance should be added and wrappe...
Definition: SubsetStack.h:35
virtual void add_subset(SGVector< index_t > subset)
Definition: SubsetStack.cpp:59
#define ASSERT(x)
Definition: SGIO.h:203
Class SGObject is the base class of all shogun objects.
Definition: SGObject.h:102
virtual void remove_all_subsets()
Definition: SubsetStack.cpp:38
double float64_t
Definition: common.h:48
virtual void set_value(float64_t value, int32_t idx)
Definition: Labels.cpp:62
#define SG_REF(x)
Definition: SGRefObject.h:34
virtual void remove_subset()
Definition: Labels.cpp:45
virtual void add_subset(SGVector< index_t > subset)
Definition: Labels.cpp:40
index_t subset_idx_conversion(index_t idx) const
Definition: SubsetStack.h:89
virtual SGVector< float64_t > get_values()
Definition: Labels.cpp:86
all of classes and functions are contained in the shogun namespace
Definition: class_list.h:16
virtual void remove_subset()
SGVector< float64_t > m_current_values
Definition: Labels.h:115
virtual ~CLabels()
Definition: Labels.cpp:26
#define SG_ADD(...)
Definition: SGObject.h:71
virtual void set_values(SGVector< float64_t > values)
Definition: Labels.cpp:74
index_t vlen
Definition: SGVector.h:706

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