Thanks Robert for all your help, The idea of ы[A-Z].* stopwords is ideal for the english language, although in russian nouns are inflected: Борис, Борису, Бориса, Борисом
I'll try the RussianLightStemFilterFactory (the article in the PDF mentioned it's more accurate). Once again thanks, Oleg Burlaca On Tue, Jul 27, 2010 at 12:07 PM, Robert Muir <rcm...@gmail.com> wrote: > 2010/7/27 Oleg Burlaca <o...@burlaca.com> > > > Actually the situation with Немцов из ок, > > I've just checked how Yandex works with Немцов and Немцова: > > http://nano.yandex.ru/project/inflect/ > > > > I think there are two solutions: > > a) manually search for both Немцов and then Немцова > > b) use wildcard query: Немцов* > > > > Well, here is one idea of a more general solution. > The problem with "protected words" is you must have a complete list. > > One idea would be to add a filter that protects any words from stemming > that > match a regular expression: > In english maybe someone wants to avoid any capitalized words to reduce > trouble: [A-Z].* > in your case then some pattern like [A-Я].*ов might prevent problems. > > > > Robert, thanks for the RussianLightStemFilterFactory info, > > I've found this page > > http://www.mail-archive.com/solr-comm...@lucene.apache.org/msg06857.html > > that somehow describes it. Where can I read more about > > RussianLightStemFilterFactory ? > > > > > Here is the link: > > http://doc.rero.ch/lm.php?url=1000,43,4,20091209094227-CA/Dolamic_Ljiljana_-_Indexing_and_Searching_Strategies_for_the_Russian_20091209.pdf > > > > Regards, > > Oleg > > > > 2010/7/27 Oleg Burlaca <o...@burlaca.com> > > > > > A similar word is Немцов. > > > The strange thing is that searching for "Немцова" will not find > documents > > > containing "Немцов" > > > > > > Немцова: 14 articles > > > > > > > > > http://www.sova-center.ru/search/?lg=1&q=%D0%BD%D0%B5%D0%BC%D1%86%D0%BE%D0%B2%D0%B0 > > > > > > Немцов: 74 articles > > > > > > > > > http://www.sova-center.ru/search/?lg=1&q=%D0%BD%D0%B5%D0%BC%D1%86%D0%BE%D0%B2 > > > > > > > > > > > > > > > > > > -- > Robert Muir > rcm...@gmail.com >
