Try adding TFV's (term frequency vectors) to the title field as well as the body.
On Wed, 3 Nov 2010 11:41:35 -0700 (PDT), ahammad <ahmed.ham...@gmail.com> wrote: > Hello, > > I'm trying to implement a "Related Articles" feature within my search > application using the mlt handler. > > To give you a little background information, my Solr index contains a > single > core that is created by merging 10+ other cores. Within this core is my > main > data item known as an "article"; however, there are other data items like > "technical documents", "tickets", etc. > > When a user opens an article on my web application, I want to show "Related > Articles" based on 2 fields (title and body). I am using SolrJ as a > back-end > for this . > > The way I'm thinking of doing it is to search on the title of the existing > article, and hope that the first hit is that actual article. This works in > most of the cases, but occasionally it grabs either the wrong article or a > different type of data item altogether (the first hit my be a technical > document, which is totally unrelated to articles). The following is my > query: > > ?qt=%2Fmlt&mlt.match.include=true&mlt.mindf=1&mlt.mintf=1&mlt.fl=title,body&q=<search > string>&fq=dataItem:article&debugQuery=true > > There is one main thing that I noticed is that this only seems to match on > the "body" field and not the "title" field. I think it's doing what it's > supposed to and I'm not fully grasping the idea of mlt. > > So when it does the initial search to find the document against which it > will find related articles, what search handlers would it use? Normally, my > queries are carried out using dismax with some boosting functionality > applied to them. When I use the standard query handler however, with the qt > parameter defining mlt, what happens for the initial search? > > Also, if anybody can suggest an alternative implementation to this I would > greatly appreciate it. Like I said, it's entirely possible that I don't > fully understand mlt and it's causing me to implement stuff in a weird way. > > Thanks/
