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TIEDEMANN / uplug-main-0.3.8 / share / ext / parser / malt / docs / api / src-html / org / maltparser / parser / BatchTrainer.html 
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<FONT color="green">001</FONT>    package org.maltparser.parser;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import org.maltparser.core.exception.MaltChainedException;<a name="line.3"></a>
<FONT color="green">004</FONT>    import org.maltparser.core.syntaxgraph.DependencyStructure;<a name="line.4"></a>
<FONT color="green">005</FONT>    import org.maltparser.parser.guide.ClassifierGuide;<a name="line.5"></a>
<FONT color="green">006</FONT>    import org.maltparser.parser.guide.OracleGuide;<a name="line.6"></a>
<FONT color="green">007</FONT>    import org.maltparser.parser.guide.SingleGuide;<a name="line.7"></a>
<FONT color="green">008</FONT>    import org.maltparser.parser.history.GuideHistory;<a name="line.8"></a>
<FONT color="green">009</FONT>    import org.maltparser.parser.history.action.GuideDecision;<a name="line.9"></a>
<FONT color="green">010</FONT>    import org.maltparser.parser.history.action.GuideUserAction;<a name="line.10"></a>
<FONT color="green">011</FONT>    /**<a name="line.11"></a>
<FONT color="green">012</FONT>     * @author Johan Hall<a name="line.12"></a>
<FONT color="green">013</FONT>     *<a name="line.13"></a>
<FONT color="green">014</FONT>     */<a name="line.14"></a>
<FONT color="green">015</FONT>    public class BatchTrainer extends Trainer {<a name="line.15"></a>
<FONT color="green">016</FONT>            private OracleGuide oracleGuide;<a name="line.16"></a>
<FONT color="green">017</FONT>            private int parseCount;<a name="line.17"></a>
<FONT color="green">018</FONT>            <a name="line.18"></a>
<FONT color="green">019</FONT>            public BatchTrainer(DependencyParserConfig manager) throws MaltChainedException {<a name="line.19"></a>
<FONT color="green">020</FONT>                    super(manager);<a name="line.20"></a>
<FONT color="green">021</FONT>                    ((SingleMalt)manager).addRegistry(org.maltparser.parser.Algorithm.class, this);<a name="line.21"></a>
<FONT color="green">022</FONT>                    setManager(manager);<a name="line.22"></a>
<FONT color="green">023</FONT>                    initParserState(1);<a name="line.23"></a>
<FONT color="green">024</FONT>                    setGuide(new SingleGuide(manager, (GuideHistory)parserState.getHistory(), ClassifierGuide.GuideMode.BATCH));<a name="line.24"></a>
<FONT color="green">025</FONT>                    oracleGuide = parserState.getFactory().makeOracleGuide(parserState.getHistory());<a name="line.25"></a>
<FONT color="green">026</FONT>            }<a name="line.26"></a>
<FONT color="green">027</FONT>            <a name="line.27"></a>
<FONT color="green">028</FONT>            public DependencyStructure parse(DependencyStructure goldDependencyGraph, DependencyStructure parseDependencyGraph) throws MaltChainedException {<a name="line.28"></a>
<FONT color="green">029</FONT>                    parserState.clear();<a name="line.29"></a>
<FONT color="green">030</FONT>                    parserState.initialize(parseDependencyGraph);<a name="line.30"></a>
<FONT color="green">031</FONT>                    currentParserConfiguration = parserState.getConfiguration();<a name="line.31"></a>
<FONT color="green">032</FONT>                    parseCount++;<a name="line.32"></a>
<FONT color="green">033</FONT>                    if (diagnostics == true) {<a name="line.33"></a>
<FONT color="green">034</FONT>                            writeToDiaFile(parseCount + "");<a name="line.34"></a>
<FONT color="green">035</FONT>                    }<a name="line.35"></a>
<FONT color="green">036</FONT>                    while (!parserState.isTerminalState()) {<a name="line.36"></a>
<FONT color="green">037</FONT>                            GuideUserAction action = parserState.getTransitionSystem().getDeterministicAction(parserState.getHistory(), currentParserConfiguration);<a name="line.37"></a>
<FONT color="green">038</FONT>                            if (action == null) {<a name="line.38"></a>
<FONT color="green">039</FONT>                                    action = oracleGuide.predict(goldDependencyGraph, currentParserConfiguration);<a name="line.39"></a>
<FONT color="green">040</FONT>                                    try {<a name="line.40"></a>
<FONT color="green">041</FONT>                                            classifierGuide.addInstance((GuideDecision)action);<a name="line.41"></a>
<FONT color="green">042</FONT>                                    } catch (NullPointerException e) {<a name="line.42"></a>
<FONT color="green">043</FONT>                                            throw new MaltChainedException("The guide cannot be found. ", e);<a name="line.43"></a>
<FONT color="green">044</FONT>                                    }<a name="line.44"></a>
<FONT color="green">045</FONT>                            } else if (diagnostics == true) {<a name="line.45"></a>
<FONT color="green">046</FONT>                                    writeToDiaFile(" *");<a name="line.46"></a>
<FONT color="green">047</FONT>                            }<a name="line.47"></a>
<FONT color="green">048</FONT>                            if (diagnostics == true) {<a name="line.48"></a>
<FONT color="green">049</FONT>                                    writeToDiaFile(" " + parserState.getTransitionSystem().getActionString(action));<a name="line.49"></a>
<FONT color="green">050</FONT>                            }       <a name="line.50"></a>
<FONT color="green">051</FONT>                            parserState.apply(action);<a name="line.51"></a>
<FONT color="green">052</FONT>                    }<a name="line.52"></a>
<FONT color="green">053</FONT>                    copyEdges(currentParserConfiguration.getDependencyGraph(), parseDependencyGraph);<a name="line.53"></a>
<FONT color="green">054</FONT>                    parseDependencyGraph.linkAllTreesToRoot();<a name="line.54"></a>
<FONT color="green">055</FONT>                    oracleGuide.finalizeSentence(parseDependencyGraph);<a name="line.55"></a>
<FONT color="green">056</FONT>                    if (diagnostics == true) {<a name="line.56"></a>
<FONT color="green">057</FONT>                            writeToDiaFile("\n");<a name="line.57"></a>
<FONT color="green">058</FONT>                    }<a name="line.58"></a>
<FONT color="green">059</FONT>                    return parseDependencyGraph;<a name="line.59"></a>
<FONT color="green">060</FONT>            }<a name="line.60"></a>
<FONT color="green">061</FONT>            <a name="line.61"></a>
<FONT color="green">062</FONT>            public OracleGuide getOracleGuide() {<a name="line.62"></a>
<FONT color="green">063</FONT>                    return oracleGuide;<a name="line.63"></a>
<FONT color="green">064</FONT>            }<a name="line.64"></a>
<FONT color="green">065</FONT>            <a name="line.65"></a>
<FONT color="green">066</FONT>            public void train() throws MaltChainedException { }<a name="line.66"></a>
<FONT color="green">067</FONT>            public void terminate() throws MaltChainedException {<a name="line.67"></a>
<FONT color="green">068</FONT>                    if (diagnostics == true) {<a name="line.68"></a>
<FONT color="green">069</FONT>                            closeDiaWriter();<a name="line.69"></a>
<FONT color="green">070</FONT>                    }<a name="line.70"></a>
<FONT color="green">071</FONT>            }<a name="line.71"></a>
<FONT color="green">072</FONT>    }<a name="line.72"></a>




























































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