Hugging Face's logo

Spaces:
AshanGimhana
/
Aging_MouthReplace
Paused

App Files Community
Aging_MouthReplace
File size: 16,064 Bytes 
9375c9a
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
 
<html><!-- Created using the cpp_pretty_printer from the dlib C++ library.  See http://dlib.net for updates. --><head><title>dlib C++ Library - chinese_whispers.h</title></head><body bgcolor='white'><pre>
<font color='#009900'>// Copyright (C) 2012  Davis E. King (davis@dlib.net)
</font><font color='#009900'>// License: Boost Software License   See LICENSE.txt for the full license.
</font><font color='#0000FF'>#ifndef</font> DLIB_CHINESE_WHISPErS_Hh_
<font color='#0000FF'>#define</font> DLIB_CHINESE_WHISPErS_Hh_

<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='chinese_whispers_abstract.h.html'>chinese_whispers_abstract.h</a>"
<font color='#0000FF'>#include</font> <font color='#5555FF'>&lt;</font>vector<font color='#5555FF'>&gt;</font>
<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='../rand.h.html'>../rand.h</a>"
<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='../graph_utils/edge_list_graphs.h.html'>../graph_utils/edge_list_graphs.h</a>"

<font color='#0000FF'>namespace</font> dlib
<b>{</b>

<font color='#009900'>// ----------------------------------------------------------------------------------------
</font>
    <font color='#0000FF'>inline</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='chinese_whispers'></a>chinese_whispers</b> <font face='Lucida Console'>(</font>
        <font color='#0000FF'>const</font> std::vector<font color='#5555FF'>&lt;</font>ordered_sample_pair<font color='#5555FF'>&gt;</font><font color='#5555FF'>&amp;</font> edges,
        std::vector<font color='#5555FF'>&lt;</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font color='#5555FF'>&gt;</font><font color='#5555FF'>&amp;</font> labels,
        <font color='#0000FF'>const</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> num_iterations,
        dlib::rand<font color='#5555FF'>&amp;</font> rnd
    <font face='Lucida Console'>)</font>
    <b>{</b>
        <font color='#009900'>// make sure requires clause is not broken
</font>        <font color='#BB00BB'>DLIB_ASSERT</font><font face='Lucida Console'>(</font><font color='#BB00BB'>is_ordered_by_index</font><font face='Lucida Console'>(</font>edges<font face='Lucida Console'>)</font>,
                    "<font color='#CC0000'>\t unsigned long chinese_whispers()</font>"
                    <font color='#5555FF'>&lt;</font><font color='#5555FF'>&lt;</font> "<font color='#CC0000'>\n\t Invalid inputs were given to this function</font>"
        <font face='Lucida Console'>)</font>;

        labels.<font color='#BB00BB'>clear</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>;
        <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>edges.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>=</font><font color='#5555FF'>=</font> <font color='#979000'>0</font><font face='Lucida Console'>)</font>
            <font color='#0000FF'>return</font> <font color='#979000'>0</font>;

        std::vector<font color='#5555FF'>&lt;</font>std::pair<font color='#5555FF'>&lt;</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font>, <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font color='#5555FF'>&gt;</font> <font color='#5555FF'>&gt;</font> neighbors;
        <font color='#BB00BB'>find_neighbor_ranges</font><font face='Lucida Console'>(</font>edges, neighbors<font face='Lucida Console'>)</font>;

        <font color='#009900'>// Initialize the labels, each node gets a different label.
</font>        labels.<font color='#BB00BB'>resize</font><font face='Lucida Console'>(</font>neighbors.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font>;
        <font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> i <font color='#5555FF'>=</font> <font color='#979000'>0</font>; i <font color='#5555FF'>&lt;</font> labels.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font>
            labels[i] <font color='#5555FF'>=</font> i;


        <font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> iter <font color='#5555FF'>=</font> <font color='#979000'>0</font>; iter <font color='#5555FF'>&lt;</font> neighbors.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font color='#5555FF'>*</font>num_iterations; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>iter<font face='Lucida Console'>)</font>
        <b>{</b>
            <font color='#009900'>// Pick a random node.
</font>            <font color='#0000FF'>const</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> idx <font color='#5555FF'>=</font> rnd.<font color='#BB00BB'>get_random_64bit_number</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font color='#5555FF'>%</font>neighbors.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>;

            <font color='#009900'>// Count how many times each label happens amongst our neighbors.
</font>            std::map<font color='#5555FF'>&lt;</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font>, <font color='#0000FF'><u>double</u></font><font color='#5555FF'>&gt;</font> labels_to_counts;
            <font color='#0000FF'>const</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> end <font color='#5555FF'>=</font> neighbors[idx].second;
            <font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> i <font color='#5555FF'>=</font> neighbors[idx].first; i <font color='#5555FF'>!</font><font color='#5555FF'>=</font> end; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font>
            <b>{</b>
                labels_to_counts[labels[edges[i].<font color='#BB00BB'>index2</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>]] <font color='#5555FF'>+</font><font color='#5555FF'>=</font> edges[i].<font color='#BB00BB'>distance</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>;
            <b>}</b>

            <font color='#009900'>// find the most common label
</font>            std::map<font color='#5555FF'>&lt;</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font>, <font color='#0000FF'><u>double</u></font><font color='#5555FF'>&gt;</font>::iterator i;
            <font color='#0000FF'><u>double</u></font> best_score <font color='#5555FF'>=</font> <font color='#5555FF'>-</font>std::numeric_limits<font color='#5555FF'>&lt;</font><font color='#0000FF'><u>double</u></font><font color='#5555FF'>&gt;</font>::<font color='#BB00BB'>infinity</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>;
            <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> best_label <font color='#5555FF'>=</font> labels[idx];
            <font color='#0000FF'>for</font> <font face='Lucida Console'>(</font>i <font color='#5555FF'>=</font> labels_to_counts.<font color='#BB00BB'>begin</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; i <font color='#5555FF'>!</font><font color='#5555FF'>=</font> labels_to_counts.<font color='#BB00BB'>end</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font>
            <b>{</b>
                <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>i<font color='#5555FF'>-</font><font color='#5555FF'>&gt;</font>second <font color='#5555FF'>&gt;</font> best_score<font face='Lucida Console'>)</font>
                <b>{</b>
                    best_score <font color='#5555FF'>=</font> i<font color='#5555FF'>-</font><font color='#5555FF'>&gt;</font>second;
                    best_label <font color='#5555FF'>=</font> i<font color='#5555FF'>-</font><font color='#5555FF'>&gt;</font>first;
                <b>}</b>
            <b>}</b>

            labels[idx] <font color='#5555FF'>=</font> best_label;
        <b>}</b>


        <font color='#009900'>// Remap the labels into a contiguous range.  First we find the
</font>        <font color='#009900'>// mapping.
</font>        std::map<font color='#5555FF'>&lt;</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font>,<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font color='#5555FF'>&gt;</font> label_remap;
        <font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> i <font color='#5555FF'>=</font> <font color='#979000'>0</font>; i <font color='#5555FF'>&lt;</font> labels.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font>
        <b>{</b>
            <font color='#0000FF'>const</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> next_id <font color='#5555FF'>=</font> label_remap.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>;
            <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>label_remap.<font color='#BB00BB'>count</font><font face='Lucida Console'>(</font>labels[i]<font face='Lucida Console'>)</font> <font color='#5555FF'>=</font><font color='#5555FF'>=</font> <font color='#979000'>0</font><font face='Lucida Console'>)</font>
                label_remap[labels[i]] <font color='#5555FF'>=</font> next_id;
        <b>}</b>
        <font color='#009900'>// now apply the mapping to all the labels.
</font>        <font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> i <font color='#5555FF'>=</font> <font color='#979000'>0</font>; i <font color='#5555FF'>&lt;</font> labels.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font>
        <b>{</b>
            labels[i] <font color='#5555FF'>=</font> label_remap[labels[i]];
        <b>}</b>

        <font color='#0000FF'>return</font> label_remap.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>;
    <b>}</b>

<font color='#009900'>// ----------------------------------------------------------------------------------------
</font>
    <font color='#0000FF'>inline</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='chinese_whispers'></a>chinese_whispers</b> <font face='Lucida Console'>(</font>
        <font color='#0000FF'>const</font> std::vector<font color='#5555FF'>&lt;</font>sample_pair<font color='#5555FF'>&gt;</font><font color='#5555FF'>&amp;</font> edges,
        std::vector<font color='#5555FF'>&lt;</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font color='#5555FF'>&gt;</font><font color='#5555FF'>&amp;</font> labels,
        <font color='#0000FF'>const</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> num_iterations,
        dlib::rand<font color='#5555FF'>&amp;</font> rnd
    <font face='Lucida Console'>)</font>
    <b>{</b>
        std::vector<font color='#5555FF'>&lt;</font>ordered_sample_pair<font color='#5555FF'>&gt;</font> oedges;
        <font color='#BB00BB'>convert_unordered_to_ordered</font><font face='Lucida Console'>(</font>edges, oedges<font face='Lucida Console'>)</font>;
        std::<font color='#BB00BB'>sort</font><font face='Lucida Console'>(</font>oedges.<font color='#BB00BB'>begin</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>, oedges.<font color='#BB00BB'>end</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>, <font color='#5555FF'>&amp;</font>order_by_index<font color='#5555FF'>&lt;</font>ordered_sample_pair<font color='#5555FF'>&gt;</font><font face='Lucida Console'>)</font>;

        <font color='#0000FF'>return</font> <font color='#BB00BB'>chinese_whispers</font><font face='Lucida Console'>(</font>oedges, labels, num_iterations, rnd<font face='Lucida Console'>)</font>;
    <b>}</b>

<font color='#009900'>// ----------------------------------------------------------------------------------------
</font>
    <font color='#0000FF'>inline</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='chinese_whispers'></a>chinese_whispers</b> <font face='Lucida Console'>(</font>
        <font color='#0000FF'>const</font> std::vector<font color='#5555FF'>&lt;</font>sample_pair<font color='#5555FF'>&gt;</font><font color='#5555FF'>&amp;</font> edges,
        std::vector<font color='#5555FF'>&lt;</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font color='#5555FF'>&gt;</font><font color='#5555FF'>&amp;</font> labels,
        <font color='#0000FF'>const</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> num_iterations <font color='#5555FF'>=</font> <font color='#979000'>100</font>
    <font face='Lucida Console'>)</font>
    <b>{</b>
        dlib::rand rnd;
        <font color='#0000FF'>return</font> <font color='#BB00BB'>chinese_whispers</font><font face='Lucida Console'>(</font>edges, labels, num_iterations, rnd<font face='Lucida Console'>)</font>;
    <b>}</b>

<font color='#009900'>// ----------------------------------------------------------------------------------------
</font>
    <font color='#0000FF'>inline</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='chinese_whispers'></a>chinese_whispers</b> <font face='Lucida Console'>(</font>
        <font color='#0000FF'>const</font> std::vector<font color='#5555FF'>&lt;</font>ordered_sample_pair<font color='#5555FF'>&gt;</font><font color='#5555FF'>&amp;</font> edges,
        std::vector<font color='#5555FF'>&lt;</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font color='#5555FF'>&gt;</font><font color='#5555FF'>&amp;</font> labels,
        <font color='#0000FF'>const</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> num_iterations <font color='#5555FF'>=</font> <font color='#979000'>100</font>
    <font face='Lucida Console'>)</font>
    <b>{</b>
        dlib::rand rnd;
        <font color='#0000FF'>return</font> <font color='#BB00BB'>chinese_whispers</font><font face='Lucida Console'>(</font>edges, labels, num_iterations, rnd<font face='Lucida Console'>)</font>;
    <b>}</b>

<font color='#009900'>// ----------------------------------------------------------------------------------------
</font>
<b>}</b>

<font color='#0000FF'>#endif</font> <font color='#009900'>// DLIB_CHINESE_WHISPErS_Hh_
</font>

</pre></body></html>