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
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.5"/>
<title>Faiss: faiss::HeapArray< C > Struct Template Reference</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
$(document).ready(function() { searchBox.OnSelectItem(0); });
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td style="padding-left: 0.5em;">
<div id="projectname">Faiss
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.5 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
<div id="navrow1" class="tabs">
<ul class="tablist">
<li><a href="index.html"><span>Main Page</span></a></li>
<li><a href="namespaces.html"><span>Namespaces</span></a></li>
<li class="current"><a href="annotated.html"><span>Classes</span></a></li>
<li><a href="files.html"><span>Files</span></a></li>
<li>
<div id="MSearchBox" class="MSearchBoxInactive">
<span class="left">
<img id="MSearchSelect" src="search/mag_sel.png"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
alt=""/>
<input type="text" id="MSearchField" value="Search" accesskey="S"
onfocus="searchBox.OnSearchFieldFocus(true)"
onblur="searchBox.OnSearchFieldFocus(false)"
onkeyup="searchBox.OnSearchFieldChange(event)"/>
</span><span class="right">
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
</span>
</div>
</li>
</ul>
</div>
<div id="navrow2" class="tabs2">
<ul class="tablist">
<li><a href="annotated.html"><span>Class List</span></a></li>
<li><a href="classes.html"><span>Class Index</span></a></li>
<li><a href="hierarchy.html"><span>Class Hierarchy</span></a></li>
<li><a href="functions.html"><span>Class Members</span></a></li>
</ul>
</div>
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Namespaces</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Friends</a></div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div id="nav-path" class="navpath">
<ul>
<li class="navelem"><a class="el" href="namespacefaiss.html">faiss</a></li><li class="navelem"><a class="el" href="structfaiss_1_1HeapArray.html">HeapArray</a></li> </ul>
</div>
</div><!-- top -->
<div class="header">
<div class="summary">
<a href="#pub-types">Public Types</a> |
<a href="#pub-methods">Public Member Functions</a> |
<a href="#pub-attribs">Public Attributes</a> |
<a href="structfaiss_1_1HeapArray-members.html">List of all members</a> </div>
<div class="headertitle">
<div class="title">faiss::HeapArray< C > Struct Template Reference</div> </div>
</div><!--header-->
<div class="contents">
<p><code>#include <<a class="el" href="Heap_8h_source.html">Heap.h</a>></code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a>
Public Types</h2></td></tr>
<tr class="memitem:a284762db4e64dd74d82984b6b457304a"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a284762db4e64dd74d82984b6b457304a"></a>
typedef C::TI </td><td class="memItemRight" valign="bottom"><b>TI</b></td></tr>
<tr class="separator:a284762db4e64dd74d82984b6b457304a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a46eb2eae9e79a0dd7ab720283619a5a9"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a46eb2eae9e79a0dd7ab720283619a5a9"></a>
typedef C::T </td><td class="memItemRight" valign="bottom"><b>T</b></td></tr>
<tr class="separator:a46eb2eae9e79a0dd7ab720283619a5a9"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:ae97911f6f85d152a5b45e459063b6858"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae97911f6f85d152a5b45e459063b6858"></a>
T * </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1HeapArray.html#ae97911f6f85d152a5b45e459063b6858">get_val</a> (size_t key)</td></tr>
<tr class="memdesc:ae97911f6f85d152a5b45e459063b6858"><td class="mdescLeft"> </td><td class="mdescRight">Return the list of values for a heap. <br/></td></tr>
<tr class="separator:ae97911f6f85d152a5b45e459063b6858"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:af6aa57addaa1bc754d09a2a08be4df49"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="af6aa57addaa1bc754d09a2a08be4df49"></a>
TI * </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1HeapArray.html#af6aa57addaa1bc754d09a2a08be4df49">get_ids</a> (size_t key)</td></tr>
<tr class="memdesc:af6aa57addaa1bc754d09a2a08be4df49"><td class="mdescLeft"> </td><td class="mdescRight">Correspponding identifiers. <br/></td></tr>
<tr class="separator:af6aa57addaa1bc754d09a2a08be4df49"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a48afc496c73e982b8e10fde786628292"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a48afc496c73e982b8e10fde786628292"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1HeapArray.html#a48afc496c73e982b8e10fde786628292">heapify</a> ()</td></tr>
<tr class="memdesc:a48afc496c73e982b8e10fde786628292"><td class="mdescLeft"> </td><td class="mdescRight">prepare all the heaps before adding <br/></td></tr>
<tr class="separator:a48afc496c73e982b8e10fde786628292"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:abc3e17a9d369abc87353bccf07f7a4fc"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1HeapArray.html#abc3e17a9d369abc87353bccf07f7a4fc">addn</a> (size_t nj, const T *vin, TI j0=0, size_t i0=0, long ni=-1)</td></tr>
<tr class="separator:abc3e17a9d369abc87353bccf07f7a4fc"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad3c61085b43dd54300ad97f1f9503330"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1HeapArray.html#ad3c61085b43dd54300ad97f1f9503330">addn_with_ids</a> (size_t nj, const T *vin, const TI *id_in=nullptr, long id_stride=0, size_t i0=0, long ni=-1)</td></tr>
<tr class="separator:ad3c61085b43dd54300ad97f1f9503330"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3c686b3cc0594e6a284fa3a595bebdec"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3c686b3cc0594e6a284fa3a595bebdec"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1HeapArray.html#a3c686b3cc0594e6a284fa3a595bebdec">reorder</a> ()</td></tr>
<tr class="memdesc:a3c686b3cc0594e6a284fa3a595bebdec"><td class="mdescLeft"> </td><td class="mdescRight">reorder all the heaps <br/></td></tr>
<tr class="separator:a3c686b3cc0594e6a284fa3a595bebdec"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab1beefd73c023168c23d5443ee71e369"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1HeapArray.html#ab1beefd73c023168c23d5443ee71e369">per_line_extrema</a> (T *vals_out, TI *idx_out) const </td></tr>
<tr class="separator:ab1beefd73c023168c23d5443ee71e369"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
Public Attributes</h2></td></tr>
<tr class="memitem:aad477a3907c3496159eaf4b375be4432"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aad477a3907c3496159eaf4b375be4432"></a>
size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1HeapArray.html#aad477a3907c3496159eaf4b375be4432">nh</a></td></tr>
<tr class="memdesc:aad477a3907c3496159eaf4b375be4432"><td class="mdescLeft"> </td><td class="mdescRight">number of heaps <br/></td></tr>
<tr class="separator:aad477a3907c3496159eaf4b375be4432"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1ee98429c766c77235f78c6d9aa32bb4"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1ee98429c766c77235f78c6d9aa32bb4"></a>
size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1HeapArray.html#a1ee98429c766c77235f78c6d9aa32bb4">k</a></td></tr>
<tr class="memdesc:a1ee98429c766c77235f78c6d9aa32bb4"><td class="mdescLeft"> </td><td class="mdescRight">allocated size per heap <br/></td></tr>
<tr class="separator:a1ee98429c766c77235f78c6d9aa32bb4"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a22332dd179ce70e379addeaa47246cc2"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a22332dd179ce70e379addeaa47246cc2"></a>
TI * </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1HeapArray.html#a22332dd179ce70e379addeaa47246cc2">ids</a></td></tr>
<tr class="memdesc:a22332dd179ce70e379addeaa47246cc2"><td class="mdescLeft"> </td><td class="mdescRight">identifiers (size nh * k) <br/></td></tr>
<tr class="separator:a22332dd179ce70e379addeaa47246cc2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a4b131abb659e7d0ee315223270deac53"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a4b131abb659e7d0ee315223270deac53"></a>
T * </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1HeapArray.html#a4b131abb659e7d0ee315223270deac53">val</a></td></tr>
<tr class="memdesc:a4b131abb659e7d0ee315223270deac53"><td class="mdescLeft"> </td><td class="mdescRight">values (distances or similarities), size nh * k <br/></td></tr>
<tr class="separator:a4b131abb659e7d0ee315223270deac53"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template<typename C><br/>
struct faiss::HeapArray< C ></h3>
<p>a template structure for a set of [min|max]-heaps it is tailored so that the actual data of the heaps can just live in compact arrays. </p>
<p>Definition at line <a class="el" href="Heap_8h_source.html#l00351">351</a> of file <a class="el" href="Heap_8h_source.html">Heap.h</a>.</p>
</div><h2 class="groupheader">Member Function Documentation</h2>
<a class="anchor" id="abc3e17a9d369abc87353bccf07f7a4fc"></a>
<div class="memitem">
<div class="memproto">
<div class="memtemplate">
template<typename C > </div>
<table class="memname">
<tr>
<td class="memname">void <a class="el" href="structfaiss_1_1HeapArray.html">faiss::HeapArray</a>< C >::addn </td>
<td>(</td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>nj</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const T * </td>
<td class="paramname"><em>vin</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">TI </td>
<td class="paramname"><em>j0</em> = <code>0</code>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>i0</em> = <code>0</code>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>ni</em> = <code>-1</code> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>add nj elements to heaps i0:i0+ni, with sequential ids</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">nj</td><td>nb of elements to add to each heap </td></tr>
<tr><td class="paramname">vin</td><td>elements to add, size ni * nj </td></tr>
<tr><td class="paramname">j0</td><td>add this to the ids that are added </td></tr>
<tr><td class="paramname">i0</td><td>first heap to update </td></tr>
<tr><td class="paramname">ni</td><td>nb of elements to update (-1 = use nh) </td></tr>
</table>
</dd>
</dl>
<p>Definition at line <a class="el" href="Heap_8cpp_source.html#l00043">43</a> of file <a class="el" href="Heap_8cpp_source.html">Heap.cpp</a>.</p>
</div>
</div>
<a class="anchor" id="ad3c61085b43dd54300ad97f1f9503330"></a>
<div class="memitem">
<div class="memproto">
<div class="memtemplate">
template<typename C > </div>
<table class="memname">
<tr>
<td class="memname">void <a class="el" href="structfaiss_1_1HeapArray.html">faiss::HeapArray</a>< C >::addn_with_ids </td>
<td>(</td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>nj</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const T * </td>
<td class="paramname"><em>vin</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const TI * </td>
<td class="paramname"><em>id_in</em> = <code>nullptr</code>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>id_stride</em> = <code>0</code>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>i0</em> = <code>0</code>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>ni</em> = <code>-1</code> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>same as addn</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">id_in</td><td>ids of the elements to add, size ni * nj </td></tr>
<tr><td class="paramname">id_stride</td><td>stride for id_in </td></tr>
</table>
</dd>
</dl>
<p>Definition at line <a class="el" href="Heap_8cpp_source.html#l00065">65</a> of file <a class="el" href="Heap_8cpp_source.html">Heap.cpp</a>.</p>
</div>
</div>
<a class="anchor" id="ab1beefd73c023168c23d5443ee71e369"></a>
<div class="memitem">
<div class="memproto">
<div class="memtemplate">
template<typename C > </div>
<table class="memname">
<tr>
<td class="memname">void <a class="el" href="structfaiss_1_1HeapArray.html">faiss::HeapArray</a>< C >::per_line_extrema </td>
<td>(</td>
<td class="paramtype">T * </td>
<td class="paramname"><em>vals_out</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">TI * </td>
<td class="paramname"><em>idx_out</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td> const</td>
</tr>
</table>
</div><div class="memdoc">
<p>this is not really a heap function. It just finds the per-line extrema of each line of array D </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">vals_out</td><td>extreme value of each line (size nh, or NULL) </td></tr>
<tr><td class="paramname">idx_out</td><td>index of extreme value (size nh or NULL) </td></tr>
</table>
</dd>
</dl>
<p>Definition at line <a class="el" href="Heap_8cpp_source.html#l00093">93</a> of file <a class="el" href="Heap_8cpp_source.html">Heap.cpp</a>.</p>
</div>
</div>
<hr/>The documentation for this struct was generated from the following files:<ul>
<li>/data/users/matthijs/github_faiss/faiss/<a class="el" href="Heap_8h_source.html">Heap.h</a></li>
<li>/data/users/matthijs/github_faiss/faiss/<a class="el" href="Heap_8cpp_source.html">Heap.cpp</a></li>
</ul>
</div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by  <a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.5
</small></address>
</body>
</html>