SHOGUN
3.2.1
首页
相关页面
模块
类
文件
文件列表
文件成员
全部
类
命名空间
文件
函数
变量
类型定义
枚举
枚举值
友元
宏定义
组
页
src
shogun
features
FactorGraphFeatures.cpp
浏览该文件的文档.
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) 2013 Shell Hu
8
* Copyright (C) 2013 Shell Hu
9
*/
10
11
#include <
shogun/features/FactorGraphFeatures.h
>
12
13
using namespace
shogun;
14
15
CFactorGraphFeatures::CFactorGraphFeatures
()
16
{
17
init();
18
m_samples
=
new
CDynamicObjectArray
();
19
SG_REF
(
m_samples
);
20
}
21
22
CFactorGraphFeatures::CFactorGraphFeatures
(int32_t num_samples)
23
{
24
init();
25
m_samples
=
new
CDynamicObjectArray
(num_samples);
26
SG_REF
(
m_samples
);
27
}
28
29
CFactorGraphFeatures::~CFactorGraphFeatures
()
30
{
31
SG_UNREF
(
m_samples
);
32
}
33
34
CFeatures
*
CFactorGraphFeatures::duplicate
()
const
35
{
36
return
new
CFactorGraphFeatures
(*
this
);
37
}
38
39
EFeatureType
CFactorGraphFeatures::get_feature_type
()
const
40
{
41
return
F_ANY
;
42
}
43
44
EFeatureClass
CFactorGraphFeatures::get_feature_class
()
const
45
{
46
return
C_FACTOR_GRAPH
;
47
}
48
49
50
int32_t
CFactorGraphFeatures::get_num_vectors
()
const
51
{
52
if
(
m_samples
== NULL)
53
return
0;
54
else
55
return
m_samples
->
get_array_size
();
56
}
57
58
bool
CFactorGraphFeatures::add_sample
(
CFactorGraph
* example)
59
{
60
if
(
m_samples
!= NULL)
61
{
62
m_samples
->
push_back
(example);
63
return
true
;
64
}
65
else
66
return
false
;
67
}
68
69
CFactorGraph
*
CFactorGraphFeatures::get_sample
(
index_t
idx)
70
{
71
REQUIRE
(
m_samples
!= NULL,
"%s::get_sample(): m_samples is NULL!\n"
,
get_name
());
72
REQUIRE
(idx >= 0 && idx <
get_num_vectors
(),
"%s::get_sample(): out of index!\n"
,
get_name
());
73
74
return
dynamic_cast<
CFactorGraph
*
>
(
m_samples
->
get_element
(idx));
75
}
76
77
void
CFactorGraphFeatures::init()
78
{
79
SG_ADD
((
CSGObject
**) &
m_samples
,
"samples"
,
"Array of examples"
,
80
MS_NOT_AVAILABLE
);
81
}
82
83
CFactorGraphFeatures
*
CFactorGraphFeatures::obtain_from_generic
(
CFeatures
* base_feats)
84
{
85
REQUIRE
(base_feats != NULL,
"CFactorGraphFeatures::obtain_from_generic(): base_feats is NULL!\n"
);
86
87
if
(base_feats->
get_feature_class
() ==
C_FACTOR_GRAPH
)
88
return
dynamic_cast<CFactorGraphFeatures*>(base_feats);
89
else
90
SG_SERROR
(
"base_labels must be of dynamic type CFactorGraph!\n"
)
91
92
return
NULL;
93
}
94
SHOGUN
机器学习工具包 - 项目文档