One more observation. The length of the snippet returned is not equal to the fragment length specified. Does anyone know the reason why?
On Wed, Sep 22, 2010 at 3:05 PM, Devshree Sane <devshree.s...@gmail.com>wrote: > Thanks for your reply Koji. > > On Wed, Sep 22, 2010 at 4:51 AM, Koji Sekiguchi <k...@r.email.ne.jp>wrote: > >> (10/09/22 3:24), Devshree Sane wrote: >> >>> I am a bit confused about the parameters that are passed to the >>> FastVectorHighlighter.getBestFragments() method. One parameter is a >>> document >>> id and another is the maximum number of fragments. Does it mean that only >>> the maximum number of fragments will be retrieved from document with >>> given >>> id (even if there are more fragments in the same document)? >>> >>> Correct. >> >> > I did a little experiment for this. Following are my observations. > Changing the number of characters from 100 to 1000 decreased the number of > fragments returned. > > Is this because the document text was covered with a few 1000 character > fragments? If so, then this means that one fragment can contain more than > one occurrence of the query term. Is this so? If yes, is there a way to find > the number of occurrences of the query term inside a particular > snippet/fragment? > > Also is there a way to get the beginning and ending positions/offsets in > the document of the snippet/fragment being returned? > > > > >
