Re: [help-GIFT] 'Re: Ups.

[Wolfgang Müller]

> Well, the original source of this decision was that the first image
> collection we used it on was one from Television Suisse Romande, in
> which all the images were 256x256. Rescaling to this was a hack to allow
> other images to be indexed with minimal changes to the code.

Oh yes.

> Are you thinking of the one ultimately linking the diameter of the Space
> Shuttle's booster rockets to the width of a horse :)

Exact.


> BTW, I do think that not rescaling will cause serious problems, since
> the feature extraction code is premised on 16x16 blocks at the lowest
> level, and using images of different sizes will result in the same block
> feature ID being used to refer to different image locations for
> different images. IDs are assigned simply by counting.

Yes, this is clear. To translate: all images of one collection are to be 
resized to the same size. However, changing this size is not a problem 
(within limits). Right?

Cheers,
Wolfgang

-- 
Dr. Wolfgang Müller
LS Medieninformatik
Universität Bamberg
Check out the SIG MM web site http://www.sigmm.org