Re: Keyword Density
HI All, Is there a way to perform filtering based on keyword density? Thanks -- Alex Shevchenko
Re: Keyword Density
Something like that. Just not '> N times' but '/ > ' On Mon, Jun 1, 2009 at 21:00, Otis Gospodnetic wrote: > > Hi Alex, > > Could you please provide an example of this? Are you looking to do > something like "find all docs that match name:foo and where foo appears > N > times (in the name field) in the matching document"? > > Otis > -- > Sematext -- http://sematext.com/ -- Lucene - Solr - Nutch > > > > - Original Message > > From: Alex Shevchenko > > To: solr-user@lucene.apache.org > > Sent: Monday, June 1, 2009 1:32:49 PM > > Subject: Re: Keyword Density > > > > HI All, > > > > Is there a way to perform filtering based on keyword density? > > > > Thanks > > > > -- > > Alex Shevchenko > > -- Alex Shevchenko
Re: Keyword Density
But I don't need to sort using this value. I need to cut results, where this value (for particular term of query!) not in some range. On Mon, Jun 1, 2009 at 22:20, Walter Underwood wrote: > That is the normal relevance scoring formula in Solr and Lucene. > It is a bit fancier than that, but you don't have to do anything > special to get that behavior. > > Solr also uses the inverse document frequency (rarity) of each > word for weighting. > > Look up "tf.idf" for more info. > > wunder > > On 6/1/09 11:46 AM, "Alex Shevchenko" wrote: > > > Something like that. Just not '> N times' but ' > appears>/ > ' > > > > On Mon, Jun 1, 2009 at 21:00, Otis Gospodnetic > > wrote: > > > >> > >> Hi Alex, > >> > >> Could you please provide an example of this? Are you looking to do > >> something like "find all docs that match name:foo and where foo appears > > N > >> times (in the name field) in the matching document"? > >> > >> Otis > >> -- > >> Sematext -- http://sematext.com/ -- Lucene - Solr - Nutch > >> > >> > >> > >> - Original Message > >>> From: Alex Shevchenko > >>> To: solr-user@lucene.apache.org > >>> Sent: Monday, June 1, 2009 1:32:49 PM > >>> Subject: Re: Keyword Density > >>> > >>> HI All, > >>> > >>> Is there a way to perform filtering based on keyword density? > >>> > >>> Thanks > >>> > >>> -- > >>> Alex Shevchenko > > > -- Alex Shevchenko
Re: Keyword Density
So, is there an ability to perform filtering as I described? On Mon, Jun 1, 2009 at 22:24, Alex Shevchenko wrote: > But I don't need to sort using this value. I need to cut results, where > this value (for particular term of query!) not in some range. > > > On Mon, Jun 1, 2009 at 22:20, Walter Underwood wrote: > >> That is the normal relevance scoring formula in Solr and Lucene. >> It is a bit fancier than that, but you don't have to do anything >> special to get that behavior. >> >> Solr also uses the inverse document frequency (rarity) of each >> word for weighting. >> >> Look up "tf.idf" for more info. >> >> wunder >> >> On 6/1/09 11:46 AM, "Alex Shevchenko" wrote: >> >> > Something like that. Just not '> N times' but '> > appears>/ > ' >> > >> > On Mon, Jun 1, 2009 at 21:00, Otis Gospodnetic >> > wrote: >> > >> >> >> >> Hi Alex, >> >> >> >> Could you please provide an example of this? Are you looking to do >> >> something like "find all docs that match name:foo and where foo appears >> > N >> >> times (in the name field) in the matching document"? >> >> >> >> Otis >> >> -- >> >> Sematext -- http://sematext.com/ -- Lucene - Solr - Nutch >> >> >> >> >> >> >> >> - Original Message >> >>> From: Alex Shevchenko >> >>> To: solr-user@lucene.apache.org >> >>> Sent: Monday, June 1, 2009 1:32:49 PM >> >>> Subject: Re: Keyword Density >> >>> >> >>> HI All, >> >>> >> >>> Is there a way to perform filtering based on keyword density? >> >>> >> >>> Thanks >> >>> >> >>> -- >> >>> Alex Shevchenko >> >> >> > > > -- > Alex Shevchenko > -- Alex Shevchenko
