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| <div class="subTitle">org.maltparser.ml.lib</div> |
| <h2 title="Class FeatureMap" class="title">Class FeatureMap</h2> |
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| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
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| <li>org.maltparser.ml.lib.FeatureMap</li> |
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| <pre>public class <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.16">FeatureMap</a> |
| extends java.lang.Object |
| implements java.io.Serializable</pre> |
| <div class="block">The purpose of the feature map is to map MaltParser's column based features together with the symbol code from the symbol table to |
| unique indices suitable for liblinear and libsvm. A feature column position are combined together with the symbol code in a |
| 64-bit key (Long), where 16 bits are reserved for the position and 48 bits are reserved for the symbol code.</div> |
| <dl> |
| <dt><span class="simpleTagLabel">Author:</span></dt> |
| <dd>Johan Hall</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../serialized-form.html#org.maltparser.ml.lib.FeatureMap">Serialized Form</a></dd> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#FeatureMap--">FeatureMap</a></span>()</code> |
| <div class="block">Creates a feature map and sets the feature counter to 1</div> |
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| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#addIndex-int-int-">addIndex</a></span>(int featurePosition, |
| int code)</code> |
| <div class="block">Adds a mapping from a combination of the position in the column-based feature vector and the symbol code to |
| an index value suitable for liblinear and libsvm.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#addIndex-int-int-int-">addIndex</a></span>(int featurePosition, |
| int code1, |
| int code2)</code> </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#decrementfeatureCounter--">decrementfeatureCounter</a></span>()</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#decrementIndex-java.lang.Long-">decrementIndex</a></span>(java.lang.Long key)</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#getFeatureCounter--">getFeatureCounter</a></span>()</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#getIndex-int-int-">getIndex</a></span>(int featurePosition, |
| int code)</code> |
| <div class="block">Return</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#getIndex-int-int-int-">getIndex</a></span>(int featurePosition, |
| int code1, |
| int code2)</code> </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>java.lang.Integer</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#removeIndex-long-">removeIndex</a></span>(long key)</code> </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>java.lang.Long[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#reverseMap--">reverseMap</a></span>()</code> </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#setFeatureCounter-int-">setFeatureCounter</a></span>(int featureCounter)</code> </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#setIndex-long-int-">setIndex</a></span>(long key, |
| int index)</code> </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/maltparser/ml/lib/FeatureMap.html#size--">size</a></span>()</code> </td> |
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| <h4>FeatureMap</h4> |
| <pre>public <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.24">FeatureMap</a>()</pre> |
| <div class="block">Creates a feature map and sets the feature counter to 1</div> |
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| <h4>addIndex</h4> |
| <pre>public int <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.37">addIndex</a>(int featurePosition, |
| int code)</pre> |
| <div class="block">Adds a mapping from a combination of the position in the column-based feature vector and the symbol code to |
| an index value suitable for liblinear and libsvm.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>featurePosition</code> - a position in the column-based feature vector</dd> |
| <dd><code>code</code> - a symbol code</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the index value</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getIndex-int-int-"> |
| |
| </a> |
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| <h4>getIndex</h4> |
| <pre>public int <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.54">getIndex</a>(int featurePosition, |
| int code)</pre> |
| <div class="block">Return</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>featurePosition</code> - the position in the column-based feature vector</dd> |
| <dd><code>code</code> - the symbol code suitable for liblinear and libsvm</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the index value if it exists, otherwise -1</dd> |
| </dl> |
| </li> |
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| <pre>public int <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.60">addIndex</a>(int featurePosition, |
| int code1, |
| int code2)</pre> |
| </li> |
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| <a name="setIndex-long-int-"> |
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| </a> |
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| <h4>setIndex</h4> |
| <pre>public int <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.70">setIndex</a>(long key, |
| int index)</pre> |
| </li> |
| </ul> |
| <a name="decrementIndex-java.lang.Long-"> |
| |
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| <h4>decrementIndex</h4> |
| <pre>public int <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.74">decrementIndex</a>(java.lang.Long key)</pre> |
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| <a name="decrementfeatureCounter--"> |
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| <h4>decrementfeatureCounter</h4> |
| <pre>public void <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.82">decrementfeatureCounter</a>()</pre> |
| </li> |
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| <h4>removeIndex</h4> |
| <pre>public java.lang.Integer <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.86">removeIndex</a>(long key)</pre> |
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| <h4>getIndex</h4> |
| <pre>public int <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.90">getIndex</a>(int featurePosition, |
| int code1, |
| int code2)</pre> |
| </li> |
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| <a name="size--"> |
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| <h4>size</h4> |
| <pre>public int <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.98">size</a>()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the size of the map</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="reverseMap--"> |
| |
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| <h4>reverseMap</h4> |
| <pre>public java.lang.Long[] <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.103">reverseMap</a>()</pre> |
| </li> |
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| <h4>setFeatureCounter</h4> |
| <pre>public void <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.114">setFeatureCounter</a>(int featureCounter)</pre> |
| </li> |
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| <h4>getFeatureCounter</h4> |
| <pre>public int <a href="../../../../src-html/org/maltparser/ml/lib/FeatureMap.html#line.121">getFeatureCounter</a>()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the current value of the feature counter.</dd> |
| </dl> |
| </li> |
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