Displaying 2 results from an estimated 2 matches for "weightbin".
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weigbin
2011 Sep 12
1
findFreqTerms vs minDocFreq in Package 'tm'
...the commands below:
findFreqTerms identifies 3140 words that appear more than 5 times but
minDocFreq identifies only 659 terms. Can someone please explain the reason
for the different or whether I have misunderstood their definitions??
>tdm1 <- TermDocumentMatrix(tr1,control=list(weighting=weightBin))
> freq_terms <- findFreqTerms(tdm1, lowfreq =5, highfreq = Inf)
> str(freq_terms)
chr [1:3140] "abc" "abil" "abl" "abnorm" "abort" "absenc" ...
> tdm2 <- TermDocumentMatrix(tr1,control=list(minDocFreq=5,minWordLength=1...
2011 Mar 24
2
Problem with Snowball & RWeka
Dear Forum,
when I try to use SnowballStemmer() I get the following error message:
"Could not initialize the GenericPropertiesCreator. This exception was
produced: java.lang.NullPointerException"
It seems to have something to do with either Snowball or RWeka, however I
can't figure out, what to do myself. If you could spend 5 minutes of your
valuable time, to help me or give me a