Configure katta Lucene In Hadoop Cluster

2011-10-07 Thread Dilshad K. P.
Hi I am new in katta lucene I have little knowledge about hadoop and lucene .we have a hadoop cluster with 1 name node and 3 data node but now I want to configure and install katta lucene to my cluster .so please give me details about katta lucene installation in hadoop cluster Regards Dilsh

Re: Configure katta Lucene In Hadoop Cluster

2011-10-07 Thread Shai Erera
Hi Can you please post this question to the Katta mailing list, this is their developers list: http://sourceforge.net/mailarchive/forum.php?forum_name=katta-developer. You will get better answers there :). Shai On Fri, Oct 7, 2011 at 10:54 AM, Dilshad K. P. wrote: > Hi > > I am new in katta lu

Re: How is Number of Boolean Clauses calculated - Minimum Should Match?

2011-10-07 Thread Em
Hi Hoss, I read your article. I have to review the solr-code but with the help of your pseudo-code I think I understand what goes on now. Thank you! Regards, Em Am 05.10.2011 20:19, schrieb Chris Hostetter: > > : > Presumably this query would fail, since you've only got three clauses. > : >

Re: How is Number of Boolean Clauses calculated - Minimum Should Match?

2011-10-07 Thread Em
Hoss, did you have a look on the responses you got? The first one is really interesting. It asks about the behaviour when synonyms come into play. >From my understanding this could be also dangerous for queries that reduce the number of tokens. Imagine: Search Engine => SE (reduced to SE). This s

Re: Scoring in Lucene

2011-10-07 Thread Doron Cohen
To my understanding this stems from V(q) ยท V(d) (see the "*Conceptual Scoring Formula*") - the elements in those vectors are *Tf-idf* values, and so, implementation wise (see the "*Practical Scoring Function*"), idf(t) is multiplied by itself: once for the query and once for the document. HTH, Do