Last change
on this file since 566 was
434,
checked in by sherbold, 12 years ago
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- renamed packages to fit QUEST project structure
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File size:
1.5 KB
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1 | package de.ugoe.cs.quest.ui.commands;
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2 |
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3 | import java.util.List;
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4 | import java.util.Random;
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5 |
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6 | import de.ugoe.cs.quest.usageprofiles.FirstOrderMarkovModel;
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7 | import de.ugoe.cs.quest.usageprofiles.HighOrderMarkovModel;
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8 | import de.ugoe.cs.quest.usageprofiles.TrieBasedModel;
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9 | import de.ugoe.cs.util.console.Console;
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10 |
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11 | /**
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12 | * <p>
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13 | * Command to train first-order and high-order Markov models.
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14 | * </p>
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15 | *
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16 | * @author Steffen Herbold
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17 | * @version 2.0
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18 | */
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19 | public class CMDtrainMarkovModel extends AbstractTrainCommand {
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20 |
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21 | /**
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22 | * <p>
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23 | * Order of the Markov model.
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24 | * </p>
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25 | */
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26 | int order;
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27 |
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28 | /*
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29 | * (non-Javadoc)
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30 | *
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31 | * @see de.ugoe.cs.util.console.Command#help()
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32 | */
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33 | @Override
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34 | public void help() {
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35 | Console.println("Usage: trainMarkovModel <modelName> <sequencesName> {<order>}");
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36 | }
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37 |
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38 | /**
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39 | * <p>
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40 | * Handles the parameter order.
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41 | * </p>
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42 | *
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43 | * @see de.ugoe.cs.quest.ui.commands.AbstractTrainCommand#handleOptionalParameters(java.util.List)
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44 | */
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45 | @Override
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46 | void handleAdditionalParameters(List<Object> parameters) throws Exception {
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47 | if (parameters.size() >= 3) {
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48 | order = Integer.parseInt((String) parameters.get(2));
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49 | } else {
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50 | order = 1;
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51 | }
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52 | }
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53 |
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54 | /*
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55 | * (non-Javadoc)
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56 | *
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57 | * @see de.ugoe.cs.quest.ui.commands.AbstractTrainCommand#createModel()
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58 | */
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59 | @Override
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60 | TrieBasedModel createModel() {
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61 | if (order == 1) {
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62 | return new FirstOrderMarkovModel(new Random());
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63 | } else {
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64 | return new HighOrderMarkovModel(order, new Random());
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65 | }
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66 | }
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67 |
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68 | }
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