Ah i see. Well, no. Nutch is not a search engine anymore. You can do this with Solr and some custom script parsing it's log and emitting external file fields but not with Nutch.

On Thu, 10 May 2012 17:02:12 +0800, 柳胜兵 <[email protected]> wrote:
that is to say ,could we use some data of document relevance to
query generated by expert or log of users'clickthrough to get a more
complex ,but better , ranking model by machine learning .

 2012/5/10 Markus Jelsma
 Hi

 What do you mean by `the function of learning to rank` ?

 Cheers,

 On Thu, 10 May 2012 16:37:00 +0800, 柳胜兵  wrote:
  hello,all.
 I want to know whether nutch project is to plan to implement the
 function of learning to rank.



Links:
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[2] mailto:[email protected]

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Markus Jelsma - CTO - Openindex
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