| public static ProbabilisticDecision ( double limit ) : bool | ||
| limit | double | |
| Résultat | bool | |
public override Tuple <int, int> PerformAction(int action)
{
Debug.Assert(this.IsValidAction(action), "non-valid action used " + action);
this.Action = action;
if (Utils.ProbabilisticDecision(this._probability))
{
this.Observation = this.OHead;
}
else
{
this.Observation = this.OTail;
}
if (action == this.Observation)
{
this.Reward = this.RWin;
}
else
{
this.Reward = this.RLose;
}
return(new Tuple <int, int>(this.Observation, this.Reward));
}
public override Tuple <int, int> PerformAction(int action)
{
Debug.Assert(this.IsValidAction(action), "non-valid action used " + action);
this.Action = action;
this.Observation = ONull;
this.Reward = RInvalid;
if (action == AListen && this.sitting)
{
if (Utils.ProbabilisticDecision(this.listen_accuracy))
{
this.Observation = this.tiger;
}
else
{
this.Observation = this.gold;
}
this.Reward = RListen;
}
else if (action == ALeft && !this.sitting)
{
if (this.tiger == OLeft)
{
this.Reward = RTiger;
}
else
{
this.Reward = RGold;
}
this.reset();
}
else if (action == ARight && !this.sitting)
{
if (this.tiger == ORight)
{
this.Reward = RTiger;
}
else
{
this.Reward = RGold;
}
this.reset();
}
else if (action == AStand && this.sitting)
{
this.Reward = this.RStand;
this.sitting = false;
//observation stays null
}
return(new Tuple <int, int>(this.Observation, this.Reward));
}
public void place_tiger()
{
if (Utils.ProbabilisticDecision(0.5))
//if (this.myrnd.NextDouble() < 0.5)
{
this.Tiger = OLeft;
this.Gold = ORight;
}
else
{
this.Tiger = ORight;
this.Gold = OLeft;
}
}
public void reset()
{
// puts tiger and gold to random place, and agent to seat
// observation/Reward are not changed
if (Utils.ProbabilisticDecision(0.5))
{
this.tiger = ORight;
this.gold = OLeft;
}
else
{
this.tiger = OLeft;
this.gold = ORight;
}
this.sitting = true;
}
public CoinFlip(Dictionary <string, string> options)
: base(options)
{
ValidActions = (int[])Enum.GetValues(typeof(ActionsEnum));
ValidObservations = (int[])Enum.GetValues(typeof(ObservationsEnum));
ValidRewards = (int[])Enum.GetValues(typeof(RewardEnum));
base.fill_out_bits();
//todo: OPTIONS -> set probability
this._probability = _defaultProbability;
Debug.Assert(this._probability >= 0 && this._probability <= 1, "probability is set outside [0,1]");
if (Utils.ProbabilisticDecision(this._probability))
{
this.Observation = this.OHead;
}
else
{
this.Observation = this.OTail;
}
this.Reward = 0;
}
public override Tuple <int, int> PerformAction(int action)
{
Debug.Assert(this.IsValidAction(action));
this.Action = action;
if (action == AListen)
{
this.Reward = this.RListen;
//if (this.myrnd.NextDouble() < this.listen_accuracy)
if (Utils.ProbabilisticDecision(this.ListenAccuracy))
{
this.Observation = this.Tiger;
}
else
{
this.Observation = this.Gold;
}
}
else
{
if ((action == ALeft && Tiger == OLeft) || (action == ARight && Tiger == ORight))
{
this.Reward = REaten;
}
else
{
this.Reward = RGold;
}
this.Observation = ONull;
this.place_tiger();
}
return(new Tuple <int, int>(this.Observation, this.Reward));
}
