I should note that this technique is probably not easily applicable to current Lucene scoring mechanism without additional development.
On 1/8/08, Lukas Vlcek <[EMAIL PROTECTED]> wrote: > > After checking the Lucene API of ParallelReader it seems that the star > score could be stored in different index which shares the same identifier > for the documents. Such index could be small (partitioned to many small > indices?) so the updates can be fast. Is that what you meant Andrzej? ;-) > > Anyway, I remember different technique which I once mentioned in Lucene > mail list taking inspiration from book called Programming Collective > Intelligence <http://www.oreilly.com/catalog/9780596529321/> . The idea is > not to store score (may be I should call it user preference) into index but > into neural net. One useful side effect is that this technique could score > reasonably even document without any stars (meaning "similar" document to > highly started documents could score better even if they haven't been stared > by any user yet). > > Regards, > Lukas > > On 1/8/08, Andrzej Bialecki <[EMAIL PROTECTED]> wrote: > > > > Lukas Vlcek wrote: > > > So staring will be accommodated only during indexing phase. Does it > > mean it > > > will be pretty static value not a dynamically changing variable... > > correct? > > > In other words if I add my starts to some document it won't affect the > > > > > scoring immediately but after indexing cycle. Correct? > > > > (I'm not involved in Wikia development). There are some ways to go about > > it even in the pure Lucene-land, so that the updates are fast without > > reindexing the main content. Hint: ParallelReader. > > > > > > -- > > Best regards, > > Andrzej Bialecki <>< > > ___. ___ ___ ___ _ _ __________________________________ > > [__ || __|__/|__||\/| Information Retrieval, Semantic Web > > ___|||__|| \| || | Embedded Unix, System Integration > > http://www.sigram.com Contact: info at sigram dot com > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > -- > http://blog.lukas-vlcek.com/ > -- http://blog.lukas-vlcek.com/
