16.2 not as effective

[Geoff]

On Tue, 20 Jan 2004 17:30:30 -0000
"Peter Bishop" <pgb at adelard.com> wrote:

> On 20 Jan 2004 at 16:53, Geoff wrote:
> 
> > One reason for my "Ignore
> > Case" post a couple of days ago was the suspicion that
> > the loss of this option (which I have always used), was
> > the problem - but I don't know whether it would affect
> > the position so radically because I am unsure if it will
> > immediately impact upon my existing wordlist.db?
> 
> It does make a big difference.
> I tried moving to case sensitive mode,
> but the wordlist database was still case  insensitive
> (as I could not rebuild from scratch)
> 
> The performance went down a lot after I switched - as the
> mixed case tokens no longer matched the case insensitve
> tokens in the database. 
> 
> Performance should in principle recover once you have
> enough mixed case tokens in the database, but I gave up
> trying after a few weeks and went back to case-insenstive
> mode.
> 
> I now have wordlists with redundant mixed case tokens.
> but no matter, this mode works OK for me.

Thanks for that Peter, its nice to find myself on the right
track for once.  I had noticed performance beginning to
improve again over tha past couple of days and you seem to
have explained why.

Geoff