Construct a weighting function for term-document matrices.

WeightFunction(x, name, acronym)

A function which takes a TermDocumentMatrix with term frequencies as input, weights the elements, and returns the weighted matrix.

TermDocumentMatrix

A character naming the weighting function.

A character giving an acronym for the name of the weighting function.

An object of class WeightFunction which extends the class function representing a weighting function.

WeightFunction

function

# NOT RUN { weightCutBin <- WeightFunction(function(m, cutoff) m > cutoff, "binary with cutoff", "bincut") # }

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