[R] NEED HELP : Association in single DTM
Rahul singh
rahulutube69 at gmail.com
Thu Nov 16 03:17:29 CET 2017
Hi Boris,
In that case, if I have lot of free text data (let us assume part of an
Election speech) in one single TEXT document, and i want to find the
association of the top 3 most frequently occurring words with the other
words in the speech, what method do I adopt ?
On Wed, Nov 15, 2017 at 7:08 PM, Boris Steipe <boris.steipe at utoronto.ca>
wrote:
> If you consider the definition of a DTM, and that findAssoc() computes
> associations between words as correlations across documents(!), you will
> realize that you can't what you want from a single document. Indeed, what
> kind of an "association" would you even be looking for?
>
> B.
>
>
>
> > On Nov 15, 2017, at 12:40 AM, Rahul singh <rahulutube69 at gmail.com>
> wrote:
> >
> > I have free text data in a single text document. I create a corpus, and
> > then a document term matrix out of it. I can create a word cloud too.
> >
> > But when I do word association for the same, using "findAssocs(), it
> always
> > returns numeric(0).
> >
> > EX : findAssocs(dtm, "king" ,000000000000000000000.1)
> >
> > I read on stack overflow that it is because I have a single document.
> >
> > What is the workaround for the same ?
> >
> > [[alternative HTML version deleted]]
> >
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>
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