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());
}
private bool IsEntryCorrect(IWordCoOccurrenceMatrix matrix, IMatrixEntry entry,
char start, string[] words)
{
var otherWord = words.Contains(entry.Column) ? entry.Row : entry.Column;
if (words.Contains(otherWord) || !otherWord.StartsWith(start.ToString()))
{
return(false);
}
return(words.All(w => matrix.GetCoOccurrenceCount(w, otherWord) > 0));
}
public int ComputeCoOccurrenceCount(IWordCoOccurrenceMatrix matrix)
{
int sum = 0;
for (int i = Words.Count - 1; i > 0; i--)
{
var current = Words.ElementAt(i);
var restList = Words.GetRange(0, i);
sum += restList.Sum(rest => matrix.GetCoOccurrenceCount(rest, current));
}
return(sum);
}
public BigMatrixTest()
{
this.matrix = new SparseMatrixForWordPairs();
}
private InternalReformedQuery(IEnumerable <ReformedWord> allTerms, IWordCoOccurrenceMatrix matrix)
{
this.allTerms = allTerms.ToList();
this.matrix = matrix;
}
public InternalReformedQuery(IWordCoOccurrenceMatrix matrix)
{
this.allTerms = new List <ReformedWord>();
this.matrix = matrix;
}
public ReformedQueryBuilder(IWordCoOccurrenceMatrix coOccurrenceMatrix)
{
this.coOccurrenceMatrix = coOccurrenceMatrix;
QueryFilters.Add(IsEveryWordPairExisting);
}
public AcronymExpanderTests()
{
this.matrix = new SparseCoOccurrenceMatrix();
this.expander = new AcronymExpander(matrix);
}
public TagCloudBuilder(IWordCoOccurrenceMatrix matrix, String[] rootWords = null)
{
this.matrix = matrix;
this.rootWords = rootWords;
}
public BigMatrixTest()
{
this.matrix = new SparseCoOccurrenceMatrix();
}
public TagCloudBuilder(IWordCoOccurrenceMatrix matrix, String[] rootWords = null)
{
this.matrix = matrix;
this.rootWords = rootWords;
}
public InFileCoOccurrenceMatrixTests()
{
this.matrix = new SparseCoOccurrenceMatrix();
}
public AcronymExpanderTests()
{
this.matrix = new SparseMatrixForWordPairs();
this.expander = new AcronymExpander(matrix);
}
public InFileCoOccurrenceMatrixTests()
{
this.matrix = new SparseMatrixForWordPairs();
}
public IReformedQuery ToReformedQuery(IWordCoOccurrenceMatrix matrix)
{
return(new ExpandedQuery(this.Words, ComputeCoOccurrenceCount(matrix)));
}
public AcronymExpander(IWordCoOccurrenceMatrix localCoOccurMatrix)
{
this.localCoOccurMatrix = localCoOccurMatrix;
}
