private static (Parameters, TpeParameters) Suggest(SearchSpace space, List <Result> history)
{
Parameters formattedParam = new Parameters();
TpeParameters param = new TpeParameters();
int pipelineIndex = SuggestCategorical(history, "__pipeline__", space.pipelines.Count);
var chosenPipeline = space.pipelines[pipelineIndex];
foreach (AlgorithmSpace algo in space.algorithms.Values)
{
if (chosenPipeline.Contains(algo.name))
{
var formattedAlgo = new AlgorithmParameters();
formattedParam[algo.name] = formattedAlgo;
foreach (ParameterRange range in algo)
{
if (range.isCategorical)
{
int index = SuggestCategorical(history, range.tag, range.size);
param[range.tag] = index;
formattedAlgo[range.name] = range.categoricalValues[index];
}
else
{
double x = SuggestNumerical(history, range.tag, range.low, range.high, range.isLogDistributed, range.isInteger);
param[range.tag] = x;
formattedAlgo[range.name] = range.isInteger ? ((int)x).ToString() : x.ToString();
}
}
}
}
return(formattedParam, param);
}
public Result(int id, double loss, TpeParameters param)
{
this.id = id;
this.loss = loss;
this.param = param;
}
