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112 lines
4.2 KiB
HTML
112 lines
4.2 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>读取存储训练数据的文件。</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.fann-read-train-from-file" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">fann_read_train_from_file</h1>
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<p class="verinfo">(PECL fann >= 1.0.0)</p><p class="refpurpose"><span class="refname">fann_read_train_from_file</span> — <span class="dc-title">读取存储训练数据的文件。</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.fann-read-train-from-file-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>fann_read_train_from_file</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span>
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) : <span class="type">resource</span></div>
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<p class="para rdfs-comment">
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读取存储训练数据的文件。
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.fann-read-train-from-file-parameters">
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<h3 class="title">参数</h3>
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<dl>
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<dt>
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<code class="parameter">filename</code></dt>
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<dd>
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<p class="para">
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输入文件的格式如下:
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</p>
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<div class="example-contents">
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<div class="txtcode"><pre class="txtcode">num_train_data num_input num_output
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inputdata seperated by space
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outputdata seperated by space
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.
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.
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.
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inputdata seperated by space
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outputdata seperated by space</pre>
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</div>
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</div>
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</dd>
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</dl>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.fann-read-train-from-file-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para"> Returns a train data <span class="type"><a href="language.types.resource.html" class="type resource">resource</a></span> on success, or <strong><code>FALSE</code></strong> on error.</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.fann-read-train-from-file-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-4508">
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<p><strong>Example #1 <span class="methodname"><strong>fann_read_train_from_file()</strong></span> 函数的使用范例：</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br />$train_data </span><span style="color: #007700">= </span><span style="color: #0000BB">fann_read_train_from_file</span><span style="color: #007700">(</span><span style="color: #DD0000">"xor.data"</span><span style="color: #007700">);<br />if (</span><span style="color: #0000BB">$train_data</span><span style="color: #007700">) {<br /> </span><span style="color: #FF8000">// Do something with $train_data for XOR function<br /></span><span style="color: #007700">}<br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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<div class="example-contents"><p>xor.data 文件的内容：</p></div>
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<div class="example-contents">
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<div class="txtcode"><pre class="txtcode">4 2 1
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-1 -1
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-1
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-1 1
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1
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1 -1
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1
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1 1
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-1</pre>
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</div>
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</div>
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</div>
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.fann-read-train-from-file-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="fann_train_on_data.html" class="function" rel="rdfs-seeAlso">fann_train_on_data()</a> - 在整个数据集上训练一段时间。</span></li>
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<li class="member"><span class="function"><a href="fann_destroy_train.html" class="function" rel="rdfs-seeAlso">fann_destroy_train()</a> - 销毁训练数据。</span></li>
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<li class="member"><span class="function"><a href="fann_save_train.html" class="function" rel="rdfs-seeAlso">fann_save_train()</a> - 将训练结构体保存至文件。</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html> |