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From Erik Hatcher <e...@ehatchersolutions.com>
Subject Re: Can use Lucene be used for this
Date Thu, 13 Nov 2003 14:23:52 GMT
On Thursday, November 13, 2003, at 07:16  AM, Hackl, Rene wrote:
> Yes and yes. Users range from Information Professionals to "naive" end
> users.
> If there's a string like "N-(t-Butyl)-N-(3,5-dinitrobenzoyl)-nitroxyl" 
> users
> can be expected to search for "dinitro", "3,5-dinitro", "nitrobenz" 
> etc.

Each of the phrases you list here could be extracted by a domain-smart 
tokenizer, I would think.

> There are also sequences of amino acids or DNA that users might want to
> match
> partially.

I find your use-cases extremely interesting.  Please do keep us posted 
if you come up with something clever in this respect.

> That's what I have been pondering about the whole morning and I'm 
> going to
> give
> it a try. As far as I have tested, Lucene carries out these queries far
> quicker
> than your average relational DB text retrieval tool :-)

Cool.  Lucene rocks!

	Erik


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