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From Karl Wettin <>
Subject Re: Text classification with Solr
Date Tue, 27 Jan 2009 18:33:28 GMT

27 jan 2009 kl. 17.23 skrev Neal Richter:

>> Is it really neccessary to use Solr for it? Things going much  
>> faster with
>> Lucene low-level api and much faster if you're loading the  
>> classification
>> corpus into the RAM.
> Good points.  At the moment I'd rather have a daemon with a service
> API.. as well as the filtering/tokenization capabilities Solr has
> built in.  Probably will attempt to get the corpus' index in memory
> via large memory allocation.
> If it doesn't scale then I'll either go to Lucene api or implement a
> custom inverted index via memcached.
> Other note /at the moment/ is that it's not going to be a deeply
> hierarchical taxonomy, much less a full indexing of an RDF/OWL
> schema.. there are some gotchas for that.

If your corpus is small enought you may want to take a look at lucene/ 
contrib/instantiated. It was made just for these sort of things.


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