public static Gaussian DAverageConditional([SkipIfUniform] GammaPower exp, [Proper] Gaussian d)
{
double scale = 1 / exp.Power;
Gaussian forward = GaussianProductOp.ProductAverageConditional(scale, d);
Gaussian message = DAverageConditional(Gamma.FromNatural(exp.Shape - exp.Power, exp.Rate), forward);
Gaussian backward = GaussianProductOp.BAverageConditional(message, scale);
return(backward);
}
/// <summary>Computations that depend on the observed value of y and biasPrior and xValueCount and xValues and wPrior and xIndices</summary>
public void Changed_y_biasPrior_xValueCount_xValues_wPrior_xIndices()
{
if (this.Changed_y_biasPrior_xValueCount_xValues_wPrior_xIndices_iterationsDone == 1)
{
return;
}
this.vdouble13_use_B = IsPositiveOp.XAverageConditional(this.Y, this.vdouble13_F);
this.vdouble11_B = GaussianFromMeanAndVarianceOp.MeanAverageConditional(this.vdouble13_use_B, 1);
this.bias_use_B = DoublePlusOp.BAverageConditional(this.vdouble11_B, this.score_F);
this.bias_marginal_F = VariableOp.MarginalAverageConditional <Gaussian>(this.bias_use_B, this.BiasPrior, this.bias_marginal_F);
this.score_B = DoublePlusOp.AAverageConditional(this.vdouble11_B, this.BiasPrior);
this.product_B = FastSumOp.ArrayAverageConditional <DistributionStructArray <Gaussian, double> >(this.score_B, this.score_F, this.product_F, this.product_B);
for (int userFeature = 0; userFeature < this.XValueCount; userFeature++)
{
this.wSparse_use_B[userFeature] = GaussianProductOp.BAverageConditional(this.product_B[userFeature], this.XValues[userFeature]);
}
this.wSparse_marginal_F = DerivedVariableOp.MarginalAverageConditional <DistributionStructArray <Gaussian, double> >(this.wSparse_use_B, this.wSparse_F,
this.wSparse_marginal_F);
this.Changed_y_biasPrior_xValueCount_xValues_wPrior_xIndices_iterationsDone = 1;
}
/// <summary>Computations that depend on the observed value of numberOfIterationsDecreased and WeightPriors and FeatureIndexes and InstanceCount and InstanceFeatureCounts and FeatureValues and Labels and WeightConstraints</summary>
/// <param name="numberOfIterations">The number of times to iterate each loop</param>
private void Changed_numberOfIterationsDecreased_WeightPriors_FeatureIndexes_InstanceCount_InstanceFeatureCounts_7(int numberOfIterations)
{
if (this.Changed_numberOfIterationsDecreased_WeightPriors_FeatureIndexes_InstanceCount_InstanceFeatureCounts_7_iterationsDone == numberOfIterations)
{
return;
}
for (int iteration = this.Changed_numberOfIterationsDecreased_WeightPriors_FeatureIndexes_InstanceCount_InstanceFeatureCounts_7_iterationsDone; iteration < numberOfIterations; iteration++)
{
// Message to 'Weights_uses' from Replicate factor
this.Weights_uses_B_toDef = ReplicateOp_Divide.ToDef <DistributionStructArray <Gaussian, double> >(this.Weights_uses_B, this.Weights_uses_B_toDef);
// Message to 'Weights_uses' from Replicate factor
this.Weights_uses_F_marginal = ReplicateOp_Divide.Marginal <DistributionStructArray <Gaussian, double> >(this.Weights_uses_B_toDef, this.weightPriors, this.Weights_uses_F_marginal);
// Message to 'Weights_uses' from Replicate factor
this.Weights_uses_F[1] = ReplicateOp_Divide.UsesAverageConditional <DistributionStructArray <Gaussian, double> >(this.Weights_uses_B[1], this.Weights_uses_F_marginal, 1, this.Weights_uses_F[1]);
// Message to 'Weights_FeatureIndexes' from JaggedSubarray factor
this.Weights_uses_F_1__marginal = JaggedSubarrayOp <double> .Marginal <DistributionStructArray <Gaussian, double>, Gaussian, object, DistributionStructArray <Gaussian, double> >(this.Weights_uses_F[1], this.IndexedWeights_B, this.featureIndexes, this.Weights_uses_F_1__marginal);
for (int InstanceRange = 0; InstanceRange < this.instanceCount; InstanceRange++)
{
// Message to 'Weights_FeatureIndexes' from JaggedSubarray factor
this.Weights_FeatureIndexes_F[InstanceRange] = JaggedSubarrayOp <double> .ItemsAverageConditional <DistributionStructArray <Gaussian, double>, Gaussian, DistributionStructArray <Gaussian, double> >(this.IndexedWeights_B[InstanceRange], this.Weights_uses_F[1], this.Weights_uses_F_1__marginal, this.featureIndexes, InstanceRange, this.Weights_FeatureIndexes_F[InstanceRange]);
for (int InstanceFeatureRanges = 0; InstanceFeatureRanges < this.instanceFeatureCounts[InstanceRange]; InstanceFeatureRanges++)
{
// Message to 'FeatureScores' from Product factor
this.FeatureScores_F[InstanceRange][InstanceFeatureRanges] = GaussianProductOp.ProductAverageConditional(this.featureValues[InstanceRange][InstanceFeatureRanges], this.Weights_FeatureIndexes_F[InstanceRange][InstanceFeatureRanges]);
}
// Message to 'Score' from Sum factor
this.Score_F[InstanceRange] = FastSumOp.SumAverageConditional(this.FeatureScores_F[InstanceRange]);
// Message to 'NoisyScore' from GaussianFromMeanAndVariance factor
this.NoisyScore_F[InstanceRange] = GaussianFromMeanAndVarianceOp.SampleAverageConditional(this.Score_F[InstanceRange], 1.0);
// Message to 'NoisyScore_use' from IsPositive factor
this.NoisyScore_use_B[InstanceRange] = IsPositiveOp_Proper.XAverageConditional(Bernoulli.PointMass(this.labels[InstanceRange]), this.NoisyScore_F[InstanceRange]);
// Message to 'Score' from GaussianFromMeanAndVariance factor
this.Score_B[InstanceRange] = GaussianFromMeanAndVarianceOp.MeanAverageConditional(this.NoisyScore_use_B[InstanceRange], 1.0);
// Message to 'FeatureScores' from Sum factor
this.FeatureScores_B[InstanceRange] = FastSumOp.ArrayAverageConditional <DistributionStructArray <Gaussian, double> >(this.Score_B[InstanceRange], this.Score_F[InstanceRange], this.FeatureScores_F[InstanceRange], this.FeatureScores_B[InstanceRange]);
for (int InstanceFeatureRanges = 0; InstanceFeatureRanges < this.instanceFeatureCounts[InstanceRange]; InstanceFeatureRanges++)
{
// Message to 'IndexedWeights' from Product factor
this.IndexedWeights_B[InstanceRange][InstanceFeatureRanges] = GaussianProductOp.BAverageConditional(this.FeatureScores_B[InstanceRange][InstanceFeatureRanges], this.featureValues[InstanceRange][InstanceFeatureRanges]);
}
this.Weights_uses_F_1__marginal = JaggedSubarrayOp <double> .MarginalIncrement <DistributionStructArray <Gaussian, double>, Gaussian, DistributionStructArray <Gaussian, double> >(this.Weights_uses_F_1__marginal, this.Weights_FeatureIndexes_F[InstanceRange], this.IndexedWeights_B[InstanceRange], this.featureIndexes, InstanceRange);
}
// Message to 'Weights_uses' from JaggedSubarray factor
this.Weights_uses_B[1] = JaggedSubarrayOp <double> .ArrayAverageConditional <Gaussian, DistributionStructArray <Gaussian, double>, DistributionStructArray <Gaussian, double> >(this.IndexedWeights_B, this.featureIndexes, this.Weights_uses_B[1]);
this.OnProgressChanged(new ProgressChangedEventArgs(iteration));
}
// Message to 'Weights_uses' from Replicate factor
this.Weights_uses_B_toDef = ReplicateOp_Divide.ToDef <DistributionStructArray <Gaussian, double> >(this.Weights_uses_B, this.Weights_uses_B_toDef);
// Message to 'Weights_marginal' from Variable factor
this.Weights_marginal_F = VariableOp.MarginalAverageConditional <DistributionStructArray <Gaussian, double> >(this.Weights_uses_B_toDef, this.weightPriors, this.Weights_marginal_F);
this.Changed_numberOfIterationsDecreased_WeightPriors_FeatureIndexes_InstanceCount_InstanceFeatureCounts_7_iterationsDone = numberOfIterations;
}
/// <summary>Computations that depend on the observed value of t7</summary>
private void Changed_t7()
{
if (this.Changed_t7_isDone)
{
return;
}
this.t7_marginal = Gaussian.Uniform();
this.t7_marginal = Distribution.SetPoint <Gaussian, double>(this.t7_marginal, this.T7);
Gaussian t1_F = default(Gaussian);
this.t1_marginal_F = Gaussian.Uniform();
Gaussian t1_use_B = Gaussian.Uniform();
// Message to 't1' from GaussianFromMeanAndVariance factor
t1_F = GaussianFromMeanAndVarianceOp.SampleAverageConditional(1.0, 1.0);
Gaussian[] t1_uses_F;
Gaussian[] t1_uses_B;
// Create array for 't1_uses' Forwards messages.
t1_uses_F = new Gaussian[2];
// Create array for 't1_uses' Backwards messages.
t1_uses_B = new Gaussian[2];
t1_uses_B[1] = Gaussian.Uniform();
t1_uses_B[0] = Gaussian.Uniform();
t1_uses_F[1] = Gaussian.Uniform();
t1_uses_F[0] = Gaussian.Uniform();
Gaussian t2_F = default(Gaussian);
// Message to 't2' from GaussianFromMeanAndVariance factor
t2_F = GaussianFromMeanAndVarianceOp.SampleAverageConditional(10.0, 1.0);
Gaussian[] t2_uses_B;
// Create array for 't2_uses' Backwards messages.
t2_uses_B = new Gaussian[2];
t2_uses_B[1] = Gaussian.Uniform();
Gaussian[] t2_uses_F;
// Create array for 't2_uses' Forwards messages.
t2_uses_F = new Gaussian[2];
t2_uses_F[0] = Gaussian.Uniform();
// Message to 't2_uses' from Replicate factor
t2_uses_F[0] = ReplicateOp_NoDivide.UsesAverageConditional <Gaussian>(t2_uses_B, t2_F, 0, t2_uses_F[0]);
// Message to 't1_uses' from Replicate factor
t1_uses_F[0] = ReplicateOp_NoDivide.UsesAverageConditional <Gaussian>(t1_uses_B, t1_F, 0, t1_uses_F[0]);
Gaussian vdouble6_F = default(Gaussian);
// Message to 'vdouble6' from Plus factor
vdouble6_F = DoublePlusOp.SumAverageConditional(t1_uses_F[0], t2_uses_F[0]);
Gaussian t4_F = default(Gaussian);
// Message to 't4' from GaussianFromMeanAndVariance factor
t4_F = GaussianFromMeanAndVarianceOp.SampleAverageConditional(2.0, 1.0);
Gaussian[] t4_uses_B;
// Create array for 't4_uses' Backwards messages.
t4_uses_B = new Gaussian[2];
t4_uses_B[0] = Gaussian.Uniform();
Gaussian[] t4_uses_F;
// Create array for 't4_uses' Forwards messages.
t4_uses_F = new Gaussian[2];
t4_uses_F[1] = Gaussian.Uniform();
// Message to 't4_uses' from Replicate factor
t4_uses_F[1] = ReplicateOp_NoDivide.UsesAverageConditional <Gaussian>(t4_uses_B, t4_F, 1, t4_uses_F[1]);
Gaussian vdouble6_use_B = default(Gaussian);
// Message to 'vdouble6_use' from Product factor
vdouble6_use_B = GaussianProductOp.AAverageConditional(this.T7, vdouble6_F, t4_uses_F[1]);
// Message to 't1_uses' from Plus factor
t1_uses_B[0] = DoublePlusOp.AAverageConditional(vdouble6_use_B, t2_uses_F[0]);
// Message to 't1_use' from Replicate factor
t1_use_B = ReplicateOp_NoDivide.DefAverageConditional <Gaussian>(t1_uses_B, t1_use_B);
// Message to 't1_marginal' from Variable factor
this.t1_marginal_F = VariableOp.MarginalAverageConditional <Gaussian>(t1_use_B, t1_F, this.t1_marginal_F);
// Message to 't1_uses' from Replicate factor
t1_uses_F[1] = ReplicateOp_NoDivide.UsesAverageConditional <Gaussian>(t1_uses_B, t1_F, 1, t1_uses_F[1]);
this.t2_marginal_F = Gaussian.Uniform();
Gaussian t2_use_B = Gaussian.Uniform();
t2_uses_B[0] = Gaussian.Uniform();
t2_uses_F[1] = Gaussian.Uniform();
// Message to 't2_uses' from Plus factor
t2_uses_B[0] = DoublePlusOp.BAverageConditional(vdouble6_use_B, t1_uses_F[0]);
// Message to 't2_use' from Replicate factor
t2_use_B = ReplicateOp_NoDivide.DefAverageConditional <Gaussian>(t2_uses_B, t2_use_B);
// Message to 't2_marginal' from Variable factor
this.t2_marginal_F = VariableOp.MarginalAverageConditional <Gaussian>(t2_use_B, t2_F, this.t2_marginal_F);
// Message to 't2_uses' from Replicate factor
t2_uses_F[1] = ReplicateOp_NoDivide.UsesAverageConditional <Gaussian>(t2_uses_B, t2_F, 1, t2_uses_F[1]);
this.vdouble6_marginal_F = Gaussian.Uniform();
// Message to 'vdouble6_marginal' from DerivedVariable factor
this.vdouble6_marginal_F = DerivedVariableOp.MarginalAverageConditional <Gaussian>(vdouble6_use_B, vdouble6_F, this.vdouble6_marginal_F);
this.t4_marginal_F = Gaussian.Uniform();
Gaussian t4_use_B = Gaussian.Uniform();
t4_uses_B[1] = Gaussian.Uniform();
t4_uses_F[0] = Gaussian.Uniform();
// Message to 't4_uses' from Product factor
t4_uses_B[1] = GaussianProductOp.BAverageConditional(this.T7, vdouble6_F, t4_uses_F[1]);
// Message to 't4_use' from Replicate factor
t4_use_B = ReplicateOp_NoDivide.DefAverageConditional <Gaussian>(t4_uses_B, t4_use_B);
// Message to 't4_marginal' from Variable factor
this.t4_marginal_F = VariableOp.MarginalAverageConditional <Gaussian>(t4_use_B, t4_F, this.t4_marginal_F);
// Message to 't4_uses' from Replicate factor
t4_uses_F[0] = ReplicateOp_NoDivide.UsesAverageConditional <Gaussian>(t4_uses_B, t4_F, 0, t4_uses_F[0]);
Gaussian vdouble10_F = default(Gaussian);
this.vdouble10_marginal_F = Gaussian.Uniform();
Gaussian vdouble10_use_B = Gaussian.Uniform();
// Message to 'vdouble10' from Plus factor
vdouble10_F = DoublePlusOp.SumAverageConditional(t1_uses_F[1], t2_uses_F[1]);
// Message to 'vdouble10_marginal' from DerivedVariable factor
this.vdouble10_marginal_F = DerivedVariableOp.MarginalAverageConditional <Gaussian>(vdouble10_use_B, vdouble10_F, this.vdouble10_marginal_F);
Gaussian t5_F = default(Gaussian);
this.t5_marginal_F = Gaussian.Uniform();
Gaussian t5_use_B = Gaussian.Uniform();
// Message to 't5' from Product factor
t5_F = GaussianProductOp.ProductAverageConditional(t5_use_B, vdouble10_F, t4_uses_F[0]);
// Message to 't5_marginal' from DerivedVariable factor
this.t5_marginal_F = DerivedVariableOp.MarginalAverageConditional <Gaussian>(t5_use_B, t5_F, this.t5_marginal_F);
this.Changed_t7_isDone = true;
}