Hi James!
terrific suggestion, thanks a lot!!! And sorry for the delay (due to
my timezone ;) )
I'll let you know how things will go, thanks once again and have a nice day!
Simo

http://people.apache.org/~simonetripodi/
http://simonetripodi.livejournal.com/
http://twitter.com/simonetripodi
http://www.99soft.org/



On Tue, Oct 18, 2011 at 5:16 PM, Dyer, James <james.d...@ingrambook.com> wrote:
> Simone,
>
> You can set up a "master" dictionary but with a few caveats.  What you'll 
> need to do is <copyfield> all of the fields you want to include in your 
> "master" dictionary into one field and base your IndexBasedSpellChecker 
> dictionary on that.  In addition, I would recommend you use the "collate" 
> feature and set "spellcheck.maxCollationTries" to something greater than zero 
> (5-10 is usually good).  Otherwise, you probably will get a lot of ridiculous 
> suggestions from it trying to correct words from one field with values from 
> another.  See 
> http://wiki.apache.org/solr/SpellCheckComponent#spellcheck.collate for more 
> information.
>
> There is still a big problem with approach, however.  Unless you set 
> "onlyMorePopular=true", Solr will never suggest a correction for a word that 
> exists in the dictionary.  By creating a huge "master" dictionary, you will 
> be increasing the chances that Solr will assume your users' misspelled words 
> are in fact correct.  One way to work around this is instead of blindly using 
> "copyField", to hand-pick a subset of your terms for the master field on 
> which you base your dictionary.  Another workaround is to use 
> "onlyMorePopular", although this has its own problems.  See the discussion 
> for SOLR-2585 (https://issues.apache.org/jira/browse/SOLR-2585), which aims 
> to solve these problems.
>
> James Dyer
> E-Commerce Systems
> Ingram Content Group
> (615) 213-4311
>
>
> -----Original Message-----
> From: simone.trip...@gmail.com [mailto:simone.trip...@gmail.com] On Behalf Of 
> Simone Tripodi
> Sent: Tuesday, October 18, 2011 7:06 AM
> To: solr-user@lucene.apache.org
> Subject: IndexBasedSpellChecker on multiple fields
>
> Hi all guys,
> I need to configure the IndexBasedSpellChecker that uses more than
> just one field as a spelling dictionary, is it possible to achieve?
> In the meanwhile I configured two spellcheckers and let users switch
> from a checkeer to another via params on GET request, but looks like
> people are not particularly happy about it...
> The main problem is that fields I need to speel contain different
> informations, I mean the intersection between the two sets could be
> empty.
> Many thanks in advance, all the best!
> Simo
>
> http://people.apache.org/~simonetripodi/
> http://simonetripodi.livejournal.com/
> http://twitter.com/simonetripodi
> http://www.99soft.org/
>

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