Re: Re: [htdig] PERCENT returning 1% on big hits

On Fri, 2 Jul 2004, Gilles Detillieux wrote:

> Date: Fri, 2 Jul 2004 11:50:40 -0500 (CDT)
> From: Gilles Detillieux <[email protected]>
> To: Joe R. Jah <[email protected]>
> Cc: "ht://Dig developers list" <[email protected]>
> Subject: Re: [htdig-dev] Re: [htdig] PERCENT returning 1% on big hits
> 
> According to Joe R. Jah:
> > If it works we can fix 3.2.0b6 too:
> > 
> > --- htsearch/Display.cc.orig	Fri May 28 06:15:24 2004
> > +++ htsearch/Display.cc	Thu Jul  1 15:51:29 2004
> > @@ -362,7 +362,7 @@
> >  
> >      if (maxScore != 0 && maxScore != minScore)
> >        {
> > -	int percent = (int)((ref->DocScore() - minScore) * 100 /
> > +	int percent = (int)((ref->DocScore() - minScore) * 100.0 /
> >  			    (maxScore - minScore));
> >  	if (percent <= 0)
> >  	  percent = 1;
> > 
> 
> Thanks, Joe, but this shouldn't be an issue with the 3.2 code.
> Not that your patch would hurt anything, and indeed it makes it more
> clear what's going on, but it won't make any difference as far as
> generated code.  In 3.2, DocScore() and minScore are doubles, not ints,
> so the multiplication will be done using doubles as well.  The problem
> in 3.1.x is DocScore() was an int.

Thanks Gilles; I put in the old patch archives:

 ftp://ftp.ccsf.org/htdig-patches/3.2.0b6/0ld/percent.0

Regards,

Joe
-- 
     _/   _/_/_/       _/              ____________    __o
     _/   _/   _/      _/         ______________     _-\<,_
 _/  _/   _/_/_/   _/  _/                     ......(_)/ (_)
  _/_/ oe _/   _/.  _/_/ ah        [email protected]

> The 3.1.6 patch seems bang on, as far as I can tell.  This certainly
> explains some of the complaints we've had in the past about weird
> rankings in 3.1.x, but never got to the bottom of.
> 
> -- 
> Gilles R. Detillieux              E-mail: <[email protected]>
> Spinal Cord Research Centre       WWW:    http://www.scrc.umanitoba.ca/
> Dept. Physiology, U. of Manitoba  Winnipeg, MB  R3E 3J7  (Canada)



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