public IEnumerable <ExtendedAcronym> GetCommonCoOccurWords(IWordCoOccurrenceMatrix
matrix, char letter)
{
var entries = matrix.GetEntries(entry => IsEntryCorrect(matrix, entry, letter,
Words.ToArray())).ToArray();
var newWords = entries.Select(e => Words.Contains(e.Column) ? e.Row : e.Column).Distinct();
return(newWords.Select(k => new ExtendedAcronym(Words.AddImmutably(k))).ToArray());
}
public IReformedQuery[] GetExpandedQueries(string target)
{
if (!IsPreconditionMet(target))
{
return new IReformedQuery[] {}
}
;
var entries = localCoOccurMatrix.GetEntries(en => IsEntryStartWith(en, target[0], target[1]) &&
!en.Column.Equals(en.Row)).ToList();
var acronyms = CreateInitialAcronym(entries, target[0], target[1]).OrderByDescending(a => a.
ComputeCoOccurrenceCount(localCoOccurMatrix)).TrimIfOverlyLong(3).ToArray();
for (int i = 2; i < target.Count(); i++)
{
acronyms = acronyms.SelectMany(a => a.GetCommonCoOccurWords(localCoOccurMatrix,
target.ElementAt(i))).OrderByDescending(a => a.ComputeCoOccurrenceCount
(localCoOccurMatrix)).TrimIfOverlyLong(3).ToArray();
}
return(acronyms.Select(a => a.ToReformedQuery(localCoOccurMatrix)).
OrderByDescending(query => query.CoOccurrenceCount).
TrimIfOverlyLong(GetMaximumCount()).ToArray());
}