private PivotIndexItem CreatePivotIndexItemIfNeed(GroupedNGram groupedSyllable)
{
if (!_pivotIndex.ContainsKey(groupedSyllable.NGram))
{
_pivotIndex[groupedSyllable.NGram] = new PivotIndexItem();
}
return(_pivotIndex[groupedSyllable.NGram]);
}
private void CalculateIntersectionForNGram(GroupedNGram groupedNgram, Dictionary <int, double> intersections)
{
if (_pivotIndex.ContainsKey(groupedNgram.NGram))
{
foreach (IndexedNgramProperty indexedNgramProperty in _pivotIndex[groupedNgram.NGram].IndexedItemReferences)
{
if (!intersections.ContainsKey(indexedNgramProperty.WordIndex))
{
intersections[indexedNgramProperty.WordIndex]
= Math.Min(groupedNgram.TotalPhraseNGramCount, indexedNgramProperty.NgramCount);
}
else
{
intersections[indexedNgramProperty.WordIndex]
+= Math.Min(groupedNgram.TotalPhraseNGramCount, indexedNgramProperty.NgramCount);
}
}
}
}