public static void Test()
{
Quickscore <string, string> quickscoreSS = Quickscore <string, string> .GetInstance("");
quickscoreSS.SetCause("cold", .01);
quickscoreSS.SetLink("cold", "cough", .1);
quickscoreSS.SetLink("cold", "runny nose", .3);
AssertNear(.01, quickscoreSS.PosteriorOfCause("cold", new string[] { }, new string[] { }));
AssertNear(1, quickscoreSS.PosteriorOfCause("cold", new string[] { "runny nose" }, new string[] { }));
AssertNear(.9 * .01 / (1 - .01 * .1), quickscoreSS.PosteriorOfCause("cold", new string[] { }, new string[] { "cough" }));
quickscoreSS.SetCause("onion attack", .001);
quickscoreSS.SetLink("onion attack", "watery eyes", .9);
AssertNear(.001, quickscoreSS.PosteriorOfCause("onion attack", new string[] { }, new string[] { }));
AssertNear(.001, quickscoreSS.PosteriorOfCause("onion attack", new string[] { "cough" }, new string[] { }));
AssertNear(.001, quickscoreSS.PosteriorOfCause("onion attack", new string[] { }, new string[] { "cough" }));
AssertNear(1, quickscoreSS.PosteriorOfCause("onion attack", new string[] { "watery eyes" }, new string[] { }));
quickscoreSS.SetCause("allergy", .02);
quickscoreSS.SetLink("allergy", "watery eyes", .1);
quickscoreSS.SetLink("allergy", "runny nose", .6);
AssertNear(0.223055458667595, quickscoreSS.PosteriorOfCause("cold", new string[] { "runny nose" }, new string[] { "watery eyes" }));
AssertNear(0.786362050924305, quickscoreSS.PosteriorOfCause("allergy", new string[] { "runny nose" }, new string[] { "watery eyes" }));
AssertNear(1.0, quickscoreSS.PosteriorOfCause("cold", new string[] { "runny nose", "cough" }, new string[] { "watery eyes" }));
AssertNear(0.042220484753702256, quickscoreSS.PosteriorOfCause("allergy", new string[] { "runny nose", "cough" }, new string[] { "watery eyes" }));
Dictionary <string, double> posteriorOfEveryCauseSS = quickscoreSS.PosteriorOfEveryCause(new string[] { "runny nose", "cough" }, new string[] { "watery eyes" });
AssertNear(1.0, posteriorOfEveryCauseSS["cold"]);
AssertNear(0.042220484753702256, posteriorOfEveryCauseSS["allergy"]);
AssertNear(1, quickscoreSS.PosteriorOfCause("cold", new string[] { "cough" }, new string[] { }));
quickscoreSS.SetLeak("cough", 1.0 / 300.0);
AssertNear(0.237875288683606, quickscoreSS.PosteriorOfCause("cold", new string[] { "cough" }, new string[] { }));
AssertNear(.01, quickscoreSS.PosteriorOfCause("cold", new string[] { }, new string[] { "watery eyes" }));
Quickscore <double, int> quickscoreDL = Quickscore <double, int> .GetInstance(double.NaN);
quickscoreDL.SetCause(3.1, .01);
quickscoreDL.SetLink(3.1, 0, .1);
quickscoreDL.SetLink(3.1, 2, .3);
AssertNear(.01, quickscoreDL.PosteriorOfCause(3.1, new int[] { }, new int[] { }));
AssertNear(1, quickscoreDL.PosteriorOfCause(3.1, new int[] { 0 }, new int[] { }));
Dictionary <double, double> posteriorOfEveryCauseDL = quickscoreDL.PosteriorOfEveryCause(new int[] { }, new int[] { 2 });
quickscoreDL.SetLeak(0, .001);
AssertNear(0.50475237618810087, quickscoreDL.PosteriorOfCause(3.1, new int[] { 0 }, new int[] { }));
TestBigSize();
}
public static Quickscore <TCause, TEffect> GetInstance(TCause leak)
{
Quickscore <TCause, TEffect> quickscore = new Quickscore <TCause, TEffect>();
quickscore.Leak = leak;
quickscore.SetCause(leak, 1.0); //adding the "leak cause"
return(quickscore);
}
internal static Quickscore <int, int> GetRandomInstance(Random random, int cCause, int cEffectsPerCause, int maxJumpBetweenEffects, double leakProbability, out Dictionary <int, bool> effectList)
{
Quickscore <int, int> quickscore = Quickscore <int, int> .GetInstance(int.MinValue);
effectList = new Dictionary <int, bool>();
for (int cause = 0; cause < cCause; ++cause)
{
quickscore.SetCause(cause, random.NextDouble());
int effect = -1;
for (int iEffect = 0; iEffect < cEffectsPerCause; ++iEffect)
{
effect += 1 + random.Next(maxJumpBetweenEffects);
quickscore.SetLink(cause, effect, random.NextDouble());
if (!effectList.ContainsKey(effect))
{
quickscore.SetLeak(effect, leakProbability);
effectList.Add(effect, true);
}
}
}
return(quickscore);
}