-
Notifications
You must be signed in to change notification settings - Fork 0
/
fix_fn_accu.hpp
90 lines (79 loc) · 2.73 KB
/
fix_fn_accu.hpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
/**
* @file fix_fn_accu.hpp
* @brief Specializes template function arma::accu_proxy_linear
* @author seonho.oh@gmail.com
* @date 2013-07-01
* @version 1.0
*
* @section LICENSE
*
* Copyright (c) 2013-2015, Seonho Oh
* 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.
* * Neither the name of the <ORGANIZATION> nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* 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.
*/
#pragma once
#include <armadillo>
#ifndef DOXYGEN
namespace arma {
/// Template function specialization for double accumulation
template <>
arma_hot
inline
double
accu_proxy_linear(const Proxy<subview_row<double> >& P)
{
typedef subview_row<double>::elem_type eT;
typedef Proxy<subview_row<double> >::ea_type ea_type;
ea_type A = P.get_ea();
const uword n_elem = P.get_n_elem();
eT val = eT(0);
for(uword i = 0 ; i < n_elem ; i++)
val += A[i];
return val;
}
//template<>
//inline
//double
//arma::op_mean::direct_mean(const Mat<double>& X, const uword row)
//{
// arma_extra_debug_sigprint();
//
// typedef get_pod_type<double>::result T;
//
// const uword X_n_cols = X.n_cols;
//
// double val = double(0);
//
// for(uword i = 0; i < X_n_cols; i++)
// val += X.at(row,i);
//
// const double result = val / T(X_n_cols);
//
// return arma_isfinite(result) ? result : op_mean::direct_mean_robust(X, row);
//}
}
#endif