Hi Alex,

It looks like your search term and index are both subject to a stem filter.  Is 
that right?

To avoid the default query parser for spellcheck purposes, you might try 
spellcheck.q=cartouche.   But that may not be sufficient if the spellcheck 
field is also "aggressively" stemmed.   I.e. try 
solr.EnglishMinimalStemFilterFactory vs. solr.PorterStemFilterFactory.

Worst case, you may need to copy values to a separate spellcheck field with 
less aggressive stemming.

It seems unlikely, to me, that "touches" and "cartouche" would have the same 
stem.   But "touches" may or may not be an ok spellcheck correction for your 
app.    You can tweak the accuracy parameter.  Also, if using 
DirectSolrSpellChecker, check maxEdits.

Just a couple thoughts ... 

hth,
Charlie

-----Original Message-----
From: ale42 [mailto:alexandre.faye...@etu.esisar.grenoble-inp.fr] 
Sent: Friday, March 06, 2015 6:20 AM
To: solr-user@lucene.apache.org
Subject: Check the return of suggestions

Hello everyone.

I'm working with Solr 4.3. I use the Spellechecker component which gives me 
suggestions as i expect.

I will explain my problem with an example : 

I am querying /"cartouchhe"/instead of /"cartouche"/.

I obtain these suggestions 

array (size=5)
  0 => 
    array (size=2)
      'word' => *string 'cartouche' (length=9)*
      'freq' => *int 1519*
  1 => 
    array (size=2)
      'word' => *string 'touches' (length=7)*
      'freq' =>* int 55*
  2 => 
    array (size=2)
      'word' => *string 'cartouches' (length=10)*
      'freq' =>*int 32*
  3 => 
    array (size=2)
      'word' =>* string 'caoutchoucs' (length=11)*
      'freq' =>* int 16*
  4 => 
    array (size=2)
      'word' => *string 'cartonnees' (length=10)*
      'freq' =>* int 15*

This is what I want ==> OK.

The problem is that when I query /"cartouche"/or /"cartouches"/, I exactly have 
the same results because for both query, the term that will be searching into 
my index is /"cartouch"/.

Is there a way with Solr to fix this kind of "problem" ie check that 2 
collations will not return exactly the same results?

Thanks for your answers,
Alex.



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