-
Notifications
You must be signed in to change notification settings - Fork 1
/
spreaddoc.html
325 lines (208 loc) · 12.3 KB
/
spreaddoc.html
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
<!DOCTYPE html>
<!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]-->
<!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]-->
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>DatasetReader — Snap Machine Learning documentation</title>
<link rel="shortcut icon" href="_static/favicon.ico"/>
<script type="text/javascript" src="_static/js/modernizr.min.js"></script>
<script type="text/javascript" id="documentation_options" data-url_root="./" src="_static/documentation_options.js"></script>
<script type="text/javascript" src="_static/jquery.js"></script>
<script type="text/javascript" src="_static/underscore.js"></script>
<script type="text/javascript" src="_static/doctools.js"></script>
<script type="text/javascript" src="_static/language_data.js"></script>
<script type="text/javascript" src="_static/js/theme.js"></script>
<link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
<link rel="stylesheet" href="_static/pygments.css" type="text/css" />
<link rel="index" title="Index" href="genindex.html" />
<link rel="search" title="Search" href="search.html" />
<link rel="next" title="Metrics" href="spmetdoc.html" />
<link rel="prev" title="SupportVectorMachine" href="spsvmdoc.html" />
</head>
<body class="wy-body-for-nav">
<div class="wy-grid-for-nav">
<nav data-toggle="wy-nav-shift" class="wy-nav-side">
<div class="wy-side-scroll">
<div class="wy-side-nav-search" >
<a href="index.html" class="icon icon-home"> Snap Machine Learning
</a>
<div class="version">
1.3.0
</div>
<div role="search">
<form id="rtd-search-form" class="wy-form" action="search.html" method="get">
<input type="text" name="q" placeholder="Search docs" />
<input type="hidden" name="check_keywords" value="yes" />
<input type="hidden" name="area" value="default" />
</form>
</div>
</div>
<div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
<p class="caption"><span class="caption-text">Overview</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="manual.html">Manual</a></li>
<li class="toctree-l1"><a class="reference internal" href="tutorials.html">Tutorials</a></li>
<li class="toctree-l1"><a class="reference internal" href="frequentlyaskedquestions.html">FAQ</a></li>
</ul>
<p class="caption"><span class="caption-text">pai4sk ML APIs</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="ridgedoc.html">linear_model.Ridge</a></li>
<li class="toctree-l1"><a class="reference internal" href="lassodoc.html">linear_model.Lasso</a></li>
<li class="toctree-l1"><a class="reference internal" href="sklogregdoc.html">linear_model.LogisticRegression</a></li>
<li class="toctree-l1"><a class="reference internal" href="svcdoc.html">svm.LinearSVC</a></li>
<li class="toctree-l1"><a class="reference internal" href="kmeansdoc.html">cluster.KMeans</a></li>
<li class="toctree-l1"><a class="reference internal" href="dbscandoc.html">cluster.DBSCAN</a></li>
<li class="toctree-l1"><a class="reference internal" href="pcadoc.html">decomposition.PCA</a></li>
<li class="toctree-l1"><a class="reference internal" href="svddoc.html">decomposition.TruncatedSVD</a></li>
</ul>
<p class="caption"><span class="caption-text">pai4sk Loaders APIs</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="sksvmloaderfiledoc.html">load_svmlight_file</a></li>
</ul>
<p class="caption"><span class="caption-text">pai4sk Metrics APIs</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="sklogdoc.html">log_loss</a></li>
<li class="toctree-l1"><a class="reference internal" href="skaccdoc.html">accuracy_score</a></li>
<li class="toctree-l1"><a class="reference internal" href="skhingedoc.html">hinge_loss</a></li>
<li class="toctree-l1"><a class="reference internal" href="skmsedoc.html">mean_squared_error</a></li>
</ul>
<p class="caption"><span class="caption-text">snapML APIs</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="linregapidoc.html">LinearRegression</a></li>
<li class="toctree-l1"><a class="reference internal" href="logregapidoc.html">LogisticRegression</a></li>
<li class="toctree-l1"><a class="reference internal" href="svmapidoc.html">SVM</a></li>
<li class="toctree-l1"><a class="reference internal" href="dectreeapidoc.html">DecisionTreeClassifier</a></li>
<li class="toctree-l1"><a class="reference internal" href="ranforapidoc.html">RandomForestClassifier</a></li>
<li class="toctree-l1"><a class="reference internal" href="logdoc.html">log_loss</a></li>
<li class="toctree-l1"><a class="reference internal" href="accdoc.html">accuracy_score</a></li>
<li class="toctree-l1"><a class="reference internal" href="hingedoc.html">hinge_loss</a></li>
<li class="toctree-l1"><a class="reference internal" href="msedoc.html">mean_squared_error</a></li>
</ul>
<p class="caption"><span class="caption-text">snapML Loaders APIs</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="svmloaderdoc.html">load_from_svmlight_format</a></li>
<li class="toctree-l1"><a class="reference internal" href="snaploaderdoc.html">load_from_snap_format</a></li>
<li class="toctree-l1"><a class="reference internal" href="snaploaderfiledoc.html">load_snap_file</a></li>
<li class="toctree-l1"><a class="reference internal" href="snapwritedoc.html">write_to_snap_format</a></li>
</ul>
<p class="caption"><span class="caption-text">snapML Spark APIs</span></p>
<ul class="current">
<li class="toctree-l1"><a class="reference internal" href="splinregdoc.html">LinearRegression</a></li>
<li class="toctree-l1"><a class="reference internal" href="splogregdoc.html">LogisticRegression</a></li>
<li class="toctree-l1"><a class="reference internal" href="spsvmdoc.html">SupportVectorMachine</a></li>
<li class="toctree-l1 current"><a class="current reference internal" href="#">DatasetReader</a></li>
<li class="toctree-l1"><a class="reference internal" href="spmetdoc.html">Metrics</a></li>
<li class="toctree-l1"><a class="reference internal" href="sputildoc.html">Utils</a></li>
</ul>
</div>
</div>
</nav>
<section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
<nav class="wy-nav-top" aria-label="top navigation">
<i data-toggle="wy-nav-top" class="fa fa-bars"></i>
<a href="index.html">Snap Machine Learning</a>
</nav>
<div class="wy-nav-content">
<div class="rst-content">
<div role="navigation" aria-label="breadcrumbs navigation">
<ul class="wy-breadcrumbs">
<li><a href="index.html">Docs</a> »</li>
<li>DatasetReader</li>
<li class="wy-breadcrumbs-aside">
</li>
</ul>
<hr/>
</div>
<div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
<div itemprop="articleBody">
<div class="section" id="datasetreader">
<span id="sp-read-doc"></span><h1>DatasetReader<a class="headerlink" href="#datasetreader" title="Permalink to this headline">¶</a></h1>
<dl class="class">
<dt id="snap_ml_spark.DatasetReader.DatasetReader">
<em class="property">class </em><code class="descclassname">snap_ml_spark.DatasetReader.</code><code class="descname">DatasetReader</code><a class="headerlink" href="#snap_ml_spark.DatasetReader.DatasetReader" title="Permalink to this definition">¶</a></dt>
<dd><p>Load distributed dataset from file.</p>
<dl class="method">
<dt id="snap_ml_spark.DatasetReader.DatasetReader.load">
<code class="descname">load</code><span class="sig-paren">(</span><em>file</em><span class="sig-paren">)</span><a class="headerlink" href="#snap_ml_spark.DatasetReader.DatasetReader.load" title="Permalink to this definition">¶</a></dt>
<dd><p>Load training data in memory</p>
<table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><strong>file</strong> (<em>string</em>) – filename</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="snap_ml_spark.DatasetReader.DatasetReader.setFormat">
<code class="descname">setFormat</code><span class="sig-paren">(</span><em>format</em><span class="sig-paren">)</span><a class="headerlink" href="#snap_ml_spark.DatasetReader.DatasetReader.setFormat" title="Permalink to this definition">¶</a></dt>
<dd><p>Specify the dataformat of the file. Format values: “snap” or “libsvm” or “csv”</p>
<table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><strong>format</strong> (<em>string</em>) – data format</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="snap_ml_spark.DatasetReader.DatasetReader.setNumFt">
<code class="descname">setNumFt</code><span class="sig-paren">(</span><em>x</em><span class="sig-paren">)</span><a class="headerlink" href="#snap_ml_spark.DatasetReader.DatasetReader.setNumFt" title="Permalink to this definition">¶</a></dt>
<dd><p>Set the number of features</p>
<table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><strong>x</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.7)"><em>int</em></a>) – index</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="snap_ml_spark.DatasetReader.DatasetReader.takeRange">
<code class="descname">takeRange</code><span class="sig-paren">(</span><em>idx_start</em>, <em>idx_end</em><span class="sig-paren">)</span><a class="headerlink" href="#snap_ml_spark.DatasetReader.DatasetReader.takeRange" title="Permalink to this definition">¶</a></dt>
<dd><p>If not the whole dataset should be loaded specify start and end index.</p>
<table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first last simple">
<li><strong>idx_start</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.7)"><em>int</em></a>) – first sample to load</li>
<li><strong>idx_end</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.7)"><em>int</em></a>) – last sample to load</li>
</ul>
</td>
</tr>
</tbody>
</table>
</dd></dl>
</dd></dl>
</div>
</div>
</div>
<footer>
<div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
<a href="spmetdoc.html" class="btn btn-neutral float-right" title="Metrics" accesskey="n" rel="next">Next <span class="fa fa-arrow-circle-right"></span></a>
<a href="spsvmdoc.html" class="btn btn-neutral float-left" title="SupportVectorMachine" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left"></span> Previous</a>
</div>
<hr/>
<div role="contentinfo">
<p>
© Copyright IBM Corporation 2018, 2019
</p>
</div>
Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/rtfd/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>.
</footer>
</div>
</div>
</section>
</div>
<script type="text/javascript">
jQuery(function () {
SphinxRtdTheme.Navigation.enable(true);
});
</script>
</body>
</html>