[ptx] automatch: another attempt at semi-automatic panorama stitching

[Bruno Postle]

On Wed 07-Jan-2004 at 08:05:00AM +0100, Pablo d'Angelo wrote:
> On Wed, 07 Jan 2004, Bruno Postle wrote:
> 
> > -  I tried the optimisation Pablo suggested, it got slower.  I guess
> >    I'm not very good at this sort of thing :-p.
> 
> Strange. I've always thought perls hashes were very optimized.

I used an array (which I *thought* should be faster than a hash).

> > -  I figured that by just using the first 40 feature-points (instead
> >    of all 100 points provided by klt) gives a speedup of about 15x.

> You can ask klt to produce only 40 points. maybe thats better, because it
> will take the ones with the highest score only. I don't know if klt writes
> them to the file sorted by score.

It does, the first 40 results are exactly the same as when asking it
to return 40 in the first place.

-- 
Bruno