source: src/main/java/agents/anac/y2017/agentkn/etc/negotiationStrategy.java

Last change on this file was 1, checked in by Wouter Pasman, 6 years ago

Initial import : Genius 9.0.0

File size: 2.3 KB
Line 
1package agents.anac.y2017.agentkn.etc;
2
3import java.util.ArrayList;
4import java.util.Iterator;
5
6import genius.core.Bid;
7import genius.core.utility.AbstractUtilitySpace;
8
9public class negotiationStrategy {
10 private AbstractUtilitySpace utilitySpace;
11 private negotiationInfo negotiationInfo;
12 private double rv = 0.0; // 留保価格
13
14 private boolean isPrinting = false; // デバッグ用
15
16 public negotiationStrategy(AbstractUtilitySpace utilitySpace, negotiationInfo negotiationInfo, boolean isPrinting) {
17 this.utilitySpace = utilitySpace;
18 this.negotiationInfo = negotiationInfo;
19 this.isPrinting = isPrinting;
20 rv = utilitySpace.getReservationValue();
21 }
22
23 // 受容判定
24 public boolean selectAccept(Bid offeredBid, double time) {
25 try {
26 if (utilitySpace.getUtility(offeredBid) >= getThreshold(time)) {
27 return true;
28 } else {
29 return false;
30 }
31 } catch (Exception e) {
32 System.out.println("受容判定に失敗しました");
33 e.printStackTrace();
34 return false;
35 }
36 }
37
38 // 交渉終了判定
39 public boolean selectEndNegotiation(double time) {
40 return false;
41 }
42
43 // 閾値を返す
44 public double getThreshold(double time) {
45 System.out.println("time : " + time);
46 double threshold = 1.0D;
47 double mi = 0.0D;
48 double ave = 0.0D;
49 double extra = 0.0D;
50 ArrayList opponents = negotiationInfo.getOpponents();
51
52 double sd;
53 for (Iterator i = opponents.iterator(); i.hasNext(); extra = sd) {
54 Object sender = i.next();
55 if (negotiationInfo.getPartnerBidNum(sender) % 10 == 0) {
56 ave = 0.0D;
57 extra = 0.0D;
58 }
59
60 double m = negotiationInfo.getAverage(sender);
61 sd = negotiationInfo.getStandardDeviation(sender);
62 ave = m;
63 }
64
65 double c = 1.0D - Math.pow(time, 5D);
66 double emax = emax();
67 threshold = 1 - (1 - emax) * Math.pow(time, 5D);
68
69 return threshold;
70 }
71
72 private double emax() {
73 double ave = 0.0D;
74 double extra = 0.0D;
75 ArrayList opponents = negotiationInfo.getOpponents();
76
77 double sd = 0.0D;
78 for (Iterator i = opponents.iterator(); i.hasNext(); extra = sd) {
79 Object sender = i.next();
80 if (negotiationInfo.getPartnerBidNum(sender) % 10 == 0) {
81 ave = 0.0D;
82 extra = 0.0D;
83 }
84
85 double m = negotiationInfo.getAverage(sender);
86 sd = negotiationInfo.getStandardDeviation(sender);
87 ave = m;
88 }
89
90 double d = Math.sqrt(3) * sd / Math.sqrt(ave * (1 - ave));
91
92 return 0.7D * ave + (1 - ave) * d * 0.7D;
93 }
94}
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