Hi Ahmet
Thank you for the reply.
Can the term reflect a multi word expression?
For example:
I want to find the term frequency \ document frequency of "united states"
(two terms) or "free speech zones" (three terms).
Shay
On Mon, Jun 15, 2015 at 4:55 PM Ahmet Arslan <iori...@yahoo.com.invalid>
wrote:
> Hi Hummel,
>
> regarding df,
>
> Term term = new Term(field, word);
> TermStatistics termStatistics = searcher.termStatistics(term,
> TermContext.build(reader.getContext(), term));
> System.out.println(query + "\t totalTermFreq \t " +
> termStatistics.totalTermFreq());
> System.out.println(query + "\t docFreq \t " + termStatistics.docFreq());
>
> regarding tf,
>
> Term term = new Term(field, word);
> Bits bits = MultiFields.getLiveDocs(reader);
> PostingsEnum postingsEnum = MultiFields.getTermDocsEnum(reader, bits,
> field, term.bytes());
>
> if (postingsEnum == null) return;
>
> int max = 0;
> while (postingsEnum.nextDoc() != PostingsEnum.NO_MORE_DOCS) {
> final int freq = postingsEnum.freq();
> int docID = postingsEnum.docID();}
>
>
> Ahmet
>
>
>
>
> On Monday, June 15, 2015 9:12 AM, Shay Hummel <shay.hum...@gmail.com>
> wrote:
> Hi
>
> I was wondering, what is the easiest way to get the term frequency of a
> term t in document d, namely tf(t,d) ?
> In the same spirit - what is the easieast way the get the document
> frequency of a term in the collection, i.e. how many contain the term t,
> namely df(t) ?
>
> Regards,
> Shay
>
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