[927] | 1 | // Copyright 2012 Georg-August-Universität Göttingen, Germany
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| 2 | //
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| 3 | // Licensed under the Apache License, Version 2.0 (the "License");
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| 4 | // you may not use this file except in compliance with the License.
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| 5 | // You may obtain a copy of the License at
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| 6 | //
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| 7 | // http://www.apache.org/licenses/LICENSE-2.0
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| 8 | //
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| 9 | // Unless required by applicable law or agreed to in writing, software
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| 10 | // distributed under the License is distributed on an "AS IS" BASIS,
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| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 12 | // See the License for the specific language governing permissions and
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| 13 | // limitations under the License.
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| 14 |
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[922] | 15 | package de.ugoe.cs.autoquest.commands.usage;
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[1] | 16 |
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| 17 | import java.util.List;
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[18] | 18 | import java.util.Random;
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[1] | 19 |
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[922] | 20 | import de.ugoe.cs.autoquest.usageprofiles.FirstOrderMarkovModel;
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| 21 | import de.ugoe.cs.autoquest.usageprofiles.HighOrderMarkovModel;
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| 22 | import de.ugoe.cs.autoquest.usageprofiles.TrieBasedModel;
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[1] | 23 |
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[171] | 24 | /**
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| 25 | * <p>
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| 26 | * Command to train first-order and high-order Markov models.
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| 27 | * </p>
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| 28 | *
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| 29 | * @author Steffen Herbold
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[184] | 30 | * @version 2.0
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[171] | 31 | */
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[184] | 32 | public class CMDtrainMarkovModel extends AbstractTrainCommand {
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[1] | 33 |
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[184] | 34 | /**
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| 35 | * <p>
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| 36 | * Order of the Markov model.
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| 37 | * </p>
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| 38 | */
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| 39 | int order;
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| 40 |
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[171] | 41 | /*
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| 42 | * (non-Javadoc)
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| 43 | *
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| 44 | * @see de.ugoe.cs.util.console.Command#help()
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| 45 | */
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[1] | 46 | @Override
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[664] | 47 | public String help() {
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[726] | 48 | return "trainMarkovModel <modelname> <sequencesName> {<order>}";
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[1] | 49 | }
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| 50 |
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[184] | 51 | /**
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| 52 | * <p>
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| 53 | * Handles the parameter order.
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| 54 | * </p>
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| 55 | *
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[922] | 56 | * @see de.ugoe.cs.autoquest.commands.usage.AbstractTrainCommand#handleOptionalParameters(java.util.List)
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[184] | 57 | */
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| 58 | @Override
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| 59 | void handleAdditionalParameters(List<Object> parameters) throws Exception {
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| 60 | if (parameters.size() >= 3) {
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| 61 | order = Integer.parseInt((String) parameters.get(2));
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[193] | 62 | } else {
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| 63 | order = 1;
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[184] | 64 | }
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| 65 | }
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| 66 |
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[171] | 67 | /*
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| 68 | * (non-Javadoc)
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| 69 | *
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[922] | 70 | * @see de.ugoe.cs.autoquest.ui.commands.AbstractTrainCommand#createModel()
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[171] | 71 | */
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[1] | 72 | @Override
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[184] | 73 | TrieBasedModel createModel() {
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| 74 | if (order == 1) {
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| 75 | return new FirstOrderMarkovModel(new Random());
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| 76 | } else {
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| 77 | return new HighOrderMarkovModel(order, new Random());
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[1] | 78 | }
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| 79 | }
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| 80 |
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| 81 | }
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