[1] | 1 | package geniusweb.blingbling;
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| 2 |
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| 3 | import java.util.LinkedHashMap;
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| 4 | import java.util.Map;
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| 5 |
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| 6 | import javax.lang.model.util.ElementScanner6;
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| 7 |
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| 8 | import java.util.HashMap;
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| 9 | import java.util.List;
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| 10 | import java.util.ArrayList;
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| 11 |
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| 12 |
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| 13 | import geniusweb.issuevalue.Bid;
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| 14 | import geniusweb.issuevalue.Value;
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| 15 | import geniusweb.issuevalue.ValueSet;
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| 16 | import geniusweb.issuevalue.Domain;
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| 17 | import geniusweb.profile.utilityspace.UtilitySpace;
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| 18 |
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| 19 |
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| 20 | public class OpponentProfile {
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| 21 | private Distribution distOfferUtil = new Distribution();
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| 22 | private Distribution distOfferOppUtil = new Distribution();
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| 23 |
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| 24 | private Map<String, Double> issueWeights = new LinkedHashMap<String, Double>();// 原issue使用number index,geniusweb中用insuusenam:string
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| 25 | private Map<String, IssueTracker> issueTrackers = new LinkedHashMap<String, IssueTracker>();
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| 26 |
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| 27 | private Domain domain;
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| 28 | // private UtilitySpace oppUtilitySpace;
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| 29 |
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| 30 | private List<Bid> offers = new ArrayList<Bid>();
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| 31 |
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| 32 | private Bid bestOffer = null;
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| 33 | private double bestOffer_util = 0.0;
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| 34 |
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| 35 | private boolean oldWeights = false;//用于对比改进后的与原有的
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| 36 | private boolean oldEvaluation = false;
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| 37 |
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| 38 | public OpponentProfile(Domain domain) {
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| 39 | // this.oppUtilitySpace = oppUtilitySpace;
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| 40 | this.domain = domain;
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| 41 |
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| 42 | for (String issuename : domain.getIssues())
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| 43 | issueTrackers.put(issuename, new IssueTracker(issuename, domain.getValues(issuename)));
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| 44 | }
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| 45 |
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| 46 | public void registerOffer(Bid bid) {
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| 47 | offers.add(bid);
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| 48 |
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| 49 | // if (bid.getMyUndiscountedUtil() > bestOffer_util) {
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| 50 | // bestOffer = bid;
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| 51 | // bestOffer_util = bid.getMyUndiscountedUtil();
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| 52 | // }
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| 53 |
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| 54 | double totalWeight = 0.0;
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| 55 | for (String issuename : issueTrackers.keySet()) {
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| 56 | issueTrackers.get(issuename).registerValue(bid.getValue(issuename), offers.size());
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| 57 |
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| 58 | double weight = issueTrackers.get(issuename).getWeight();
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| 59 | totalWeight += weight;
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| 60 | issueWeights.put(issuename, weight);
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| 61 | }
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| 62 |
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| 63 | for (String issuename : issueWeights.keySet()) {
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| 64 | double putWeight = (totalWeight == 0.0) ? (1.0 / (double) issueWeights.size())
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| 65 | : (issueWeights.get(issuename) / totalWeight);
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| 66 | issueWeights.put(issuename, putWeight);
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| 67 | }
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| 68 | }
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| 69 |
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| 70 | public double getPredOppUtility(Bid bid) {
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| 71 | if (offers.size() == 0 || bid == null)
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| 72 | return 0.0;
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| 73 |
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| 74 | Map<String, Double> usedIssueWeights = (oldWeights) ? getOldIssueWeights() : issueWeights;
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| 75 |
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| 76 | double predict = 0.0;
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| 77 | for (String issuename : issueTrackers.keySet()) {
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| 78 | Value value = bid.getValue(issuename);
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| 79 |
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| 80 | IssueTracker it = issueTrackers.get(issuename);
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| 81 | double valueEvaluation = (oldEvaluation) ? it.getEvaluationOld(value) : it.getEvaluation(value);
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| 82 |
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| 83 | predict += usedIssueWeights.get(issuename) * valueEvaluation;
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| 84 | }
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| 85 |
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| 86 | return predict;
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| 87 | }
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| 88 |
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| 89 | public void setMethod(boolean oldWeights, boolean oldEvaluation) {//确定用新的SFM还是老的SFM
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| 90 | this.oldWeights = oldWeights;
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| 91 | this.oldEvaluation = oldEvaluation;
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| 92 | }
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| 93 |
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| 94 | public String getMethod() {
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| 95 | return "_" + (oldWeights ? "oldW" : "newW") + "_" + (oldEvaluation ? "oldE" : "newE");
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| 96 | }
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| 97 |
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| 98 | private Map<String, Double> getOldIssueWeights() {//老SFM的计算issueweight的方法
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| 99 | Map<String, Double> oldIssueWeights = new LinkedHashMap<String, Double>();
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| 100 |
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| 101 | double totalWeight = 0.0;
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| 102 | for (String issuename : issueTrackers.keySet()) {
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| 103 | double weight = issueTrackers.get(issuename).getOldWeight(offers.size());
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| 104 |
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| 105 | totalWeight += weight;
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| 106 | oldIssueWeights.put(issuename, weight);
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| 107 | }
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| 108 |
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| 109 | for (String issuename : oldIssueWeights.keySet())
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| 110 | oldIssueWeights.put(issuename, oldIssueWeights.get(issuename) / totalWeight);
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| 111 |
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| 112 | return oldIssueWeights;
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| 113 | }
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| 114 |
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| 115 | //get real utility via opponent utility
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| 116 | // public double getOppUtility(Bid bid) {
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| 117 | // return bid == null ? 0.0 : oppUtilitySpace.getUtility(bid);//return type
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| 118 | // }
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| 119 |
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| 120 | public Bid getPredOppMaxBid() {
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| 121 | if (offers.size() == 0)
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| 122 | return null;
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| 123 |
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| 124 | HashMap<String, Value> values = new HashMap<String, Value>();
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| 125 |
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| 126 | // For each issue, get the max value
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| 127 | for (String issuename : issueTrackers.keySet())
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| 128 | values.put(issuename, issueTrackers.get(issuename).getMaxValue());
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| 129 |
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| 130 | // create and return bid
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| 131 | return new Bid(values);
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| 132 | }
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| 133 |
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| 134 | public Bid getBestOffer() {
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| 135 | return bestOffer;
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| 136 | }
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| 137 |
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| 138 | public Bid getLastOffer() {
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| 139 | return (offers.size() == 0) ? null : offers.get(offers.size() - 1);
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| 140 | }
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| 141 |
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| 142 | public List<Bid> getOppOffers() {
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| 143 | return offers;
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| 144 | }
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| 145 |
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| 146 | // public UtilitySpace getOppUtilitySpace() {
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| 147 | // return oppUtilitySpace;
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| 148 | // }
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| 149 |
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| 150 | // public double getWindowAVG(double time) {
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| 151 | // if (time < 0.5)
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| 152 | // return 1.0;
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| 153 | //
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| 154 | // double start = 2 * time - 1;
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| 155 | //
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| 156 | // double sum = 0.0;
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| 157 | // int count = 0;
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| 158 | // for (Bid bid : offers) {
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| 159 | // if (bid.getTime() > start) {
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| 160 | // sum += bid.getMyUndiscountedUtil();
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| 161 | // count++;
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| 162 | // }
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| 163 | // }
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| 164 | //
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| 165 | // return (count == 0) ? 1.0 : (sum / (double) count);
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| 166 | // }
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| 167 | //
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| 168 | // public double getWindowMAX(double time) {
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| 169 | // if (time < 0.5)
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| 170 | // return 1.0;
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| 171 | //
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| 172 | // double start = 2 * time - 1;
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| 173 | //
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| 174 | // double max = 0.0;
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| 175 | // for (BidDetails bid : offers) {
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| 176 | // if (bid.getTime() > start) {
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| 177 | // if (bid.getMyUndiscountedUtil() > max)
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| 178 | // max = bid.getMyUndiscountedUtil();
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| 179 | // }
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| 180 | // }
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| 181 | //
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| 182 | // return (max == 0.0) ? 1.0 : max;
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| 183 | // }
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| 184 |
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| 185 | public String toString() {
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| 186 | return "\nWeights:\n" + issueWeights.toString() + "\n\nValues:\n" + issueTrackers.toString() + "\n";
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| 187 | }
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| 188 | } |
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