public IReadOnlyList <RowClassification> Classify(IRowClassifier classifier)
{
var ret = new List <RowClassification>();
_Iterate(row => {
ret.Add(new RowClassification(row, classifier.Classify(row).First()));
return(true);
});
return(ret);
}
public IReadOnlyList <(IRow Row, string Classification)> Classify(IRowClassifier classifier, Action <float> progress = null)
{
var ret = new List <(IRow, string)>();
float total = RowCount;
_Iterate((row, i) => {
var bestClassification = classifier.Classify(row).GetBestClassification();
ret.Add((row, bestClassification));
progress?.Invoke(i / total);
return(true);
});
return(ret);
}
public override void ExecuteForward(IContext context)
{
var rowList = context.BatchSequence.MiniBatch.Rows.Select(i => _data[i]).ToList();
var resultList = new List <Dictionary <int, float> >();
foreach (var row in rowList)
{
var value = _classifier.Classify(row)
.Select(c => (_targetLabel[c.Label], c.Weight))
.ToDictionary(d => d.Item1, d => d.Item2)
;
resultList.Add(value);
}
var output = _lap.CreateMatrix(resultList.Count, _targetLabel.Count, (i, j) => resultList[i].TryGetValue(j, out float temp) ? temp : 0f);
_AddNextGraphAction(context, new MatrixGraphData(output), null);
}