public SweepableEstimator(Func <MLContext, Parameter, IEstimator <ITransformer> > factory, SearchSpace.SearchSpace ss)
: this()
{
this._factory = factory;
this.SearchSpace = ss;
this.Parameter = ss.SampleFromFeatureSpace(ss.Default);
}
public Parameter Propose(TrialSettings settings)
{
var trialId = settings.TrialId;
if (_initUsed)
{
var searchThread = _searchThreadPool[_currentThreadId];
_configs[trialId] = _searchSpace.MappingToFeatureSpace(searchThread.Suggest(trialId));
_trialProposedBy[trialId] = _currentThreadId;
}
else
{
_configs[trialId] = CreateInitConfigFromAdmissibleRegion();
_trialProposedBy[trialId] = _currentThreadId;
}
var param = _configs[trialId];
return(_searchSpace.SampleFromFeatureSpace(param));
}