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[11732] | 1 | using System;
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| 2 | using System.Collections.Generic;
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| 3 | using System.Diagnostics;
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| 4 | using System.Linq;
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| 5 | using System.Text;
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| 6 | using System.Threading.Tasks;
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| 7 | using HeuristicLab.Common;
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| 8 |
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| 9 | namespace HeuristicLab.Algorithms.Bandits {
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| 10 | public class BernoulliPolicyActionInfo : IPolicyActionInfo {
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| 11 | public bool Disabled { get { return NumSuccess == -1; } }
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| 12 | public int NumSuccess { get; private set; }
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| 13 | public int NumFailure { get; private set; }
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| 14 | public void UpdateReward(double reward) {
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| 15 | Debug.Assert(!Disabled);
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| 16 | //Debug.Assert(reward.IsAlmost(0.0) || reward.IsAlmost(1.0));
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| 17 |
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| 18 | //if (reward.IsAlmost(1.0)) NumSuccess++;
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| 19 | if (reward > 0) NumSuccess++;
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| 20 | else NumFailure++;
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| 21 | }
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| 22 | public void Disable() {
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| 23 | this.NumSuccess = -1;
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| 24 | this.NumFailure = -1;
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| 25 | }
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| 26 | public void Reset() {
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| 27 | NumSuccess = 0;
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| 28 | NumFailure = 0;
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| 29 | }
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| 30 | public void PrintStats() {
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| 31 | Console.WriteLine("expected value {0,5:F2} disabled {1}", NumSuccess / (double)NumFailure, Disabled);
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| 32 | }
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| 33 | }
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| 34 | }
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