private Variable <Vector> InitialiseWeights(
DistributionType distributionType,
DistributionName distributionName,
int dimension,
string[] hyperParameters)
{
switch (distributionName)
{
case DistributionName.GaussianDefault:
return(Variable.Random(new VectorGaussian(
Vector.Zero(dimension),
PositiveDefiniteMatrix.Identity(dimension))).Named(
"w." + distributionType.ToString()));
case DistributionName.GaussianInit:
return(Variable <Vector> .Random(
Variable.New <VectorGaussian>().Named(
"w." + distributionType.ToString())));
default:
TraceListeners.Log(TraceEventType.Error, 0,
"Invalid distribution name: " + distributionName.ToString(), true, true);
return(null);
}
}
private Variable <Vector> InferWeights(
DistributionType distributionType,
DistributionName distributionName,
string[] hyperParameters)
{
switch (distributionName)
{
case DistributionName.GaussianDefault:
VectorGaussian wObserved = _engine[distributionType].Infer <VectorGaussian>(_w[DistributionType.Prior]);
return(Variable.Random(wObserved).Named("w." + distributionType.ToString()));
default:
TraceListeners.Log(TraceEventType.Error, 0,
"Invalid distribution name: " + distributionName.ToString(), true, true);
return(null);
}
}
public SwitchAdvancedParameterDistributionTypeCommand(IParameter parameter, IAdvancedParameterContainer advancedParameterContainer, DistributionType newDistributionType, IExecutionContext context)
{
_advancedParameterContainer = advancedParameterContainer;
_newDistributionType = newDistributionType;
_parameter = parameter;
ParameterId = parameter.Id;
BuildingBlockId = _advancedParameterContainer.Id;
var entityPathResolver = context.Resolve <IEntityPathResolver>();
var advancedParameterFactory = context.Resolve <IAdvancedParameterFactory>();
_advancedParameter = _advancedParameterContainer.AdvancedParameterFor(entityPathResolver, _parameter);
_oldDistributedParameter = _advancedParameter.DistributedParameter;
_oldDistributionType = _advancedParameter.DistributionType;
var newParameter = advancedParameterFactory.Create(_parameter, _newDistributionType);
_newDistributedParameter = newParameter.DistributedParameter;
ObjectType = context.TypeFor(_advancedParameter);
Description = PKSimConstants.Command.SwitchAdvancedParameterDistributionTypeDescription(_advancedParameter.ParameterPath, _oldDistributionType.ToString(), _newDistributionType.ToString());
context.UpdateBuildingBlockPropertiesInCommand(this, _advancedParameterContainer);
}
public static DistributionSeriesType?ToDistributionSeriesType(this DistributionType distributionType) => distributionType.GetType().GetField(distributionType.ToString()).ToDistributionSeriesType();
