Re: Understanding the Debug explanations for Query Result Scoring/Ranking

2014-07-28 Thread O. Olson
Thank you very much Chris. I was not aware of debug.explain.structured. It seems to be what I was looking for. Thanks also to Jack Krupansky. Yes, delving into those numbers would be my next step, but I will get to that later. O. O. Chris Hostetter-3 wrote > Just to be clear, regardless of *whi

Re: Understanding the Debug explanations for Query Result Scoring/Ranking

2014-07-25 Thread Chris Hostetter
: Thank you very much Erik. This is exactly what I was looking for. While at : the moment I have no clue about these numbers, they ruby formatting makes it : much more easier to understand. Just to be clear, regardless of *which* response writer you use (xml, ruby, json, etc...) the default beha

Re: Understanding the Debug explanations for Query Result Scoring/Ranking

2014-07-25 Thread Jack Krupansky
The formatting is one thing, but ultimately it is just a giant expression, one for each document. The expression is computing the score, based on your chosen or default "similarity" algorithm. All the terms in the expressions are detailed here: http://lucene.apache.org/core/4_9_0/core/org/apac

Re: Understanding the Debug explanations for Query Result Scoring/Ranking

2014-07-25 Thread O. Olson
Thank you very much Erik. This is exactly what I was looking for. While at the moment I have no clue about these numbers, they ruby formatting makes it much more easier to understand. Thanks to you Koji. I'm sorry I did not acknowledge you before. I think Erik's solution is what I was looking for.

Re: Understanding the Debug explanations for Query Result Scoring/Ranking

2014-07-25 Thread Erik Hatcher
The format of the XML explain output is not indented or very readable. When I really need to see the explain indented, I use wt=ruby&indent=true (I don’t think the indent parameter is relevant for the explain output, but I use it anyway) Erik On Jul 25, 2014, at 10:11 AM, O. Olson wr

Re: Understanding the Debug explanations for Query Result Scoring/Ranking

2014-07-25 Thread O. Olson
Thank you Uwe. Unfortunately, I could not get your explain solr website to work. I always get an error saying "Ops. We have internal server error. This event was logged. We will try fix this soon. We are sorry for inconvenience." At this point, I know that I need to have some technical background

Re: Understanding the Debug explanations for Query Result Scoring/Ranking

2014-07-24 Thread Koji Sekiguchi
Hi, In addition, this might be useful: Fundamentals of Information Retrieval, Illustration with Apache Lucene https://www.youtube.com/watch?v=SCsS5ePGmCs This video is about 40 minutes long, but you can fast forward to 24:00 to learn scoring based on vector space model and how Lucene customize

Re: Understanding the Debug explanations for Query Result Scoring/Ranking

2014-07-24 Thread Uwe Reh
Hi, to get an idea of the meaning of all this numbers, have a look on http://explain.solr.pl. I like this tool, it's great. Uwe Am 25.07.2014 00:45, schrieb O. Olson: Hi, If you add /*&debug=true*/ to the Solr request /(and &wt=xml if your current output is not XML)/, you would get