SIAP details

Ray Plante rplante at ncsa.uiuc.edu
Wed Jul 7 07:27:10 PDT 2004


On Wed, 7 Jul 2004, Guy Rixon wrote:
> 1. How must the URLs for image query and image retreival be related to be
> valid?  Currently, I have http://my.server/path/to/siap/queryImage
> and http://my.server/path/to/siap/getImage, i.e. the two web methods are
> siblings; is this valid?

Yes.  I presume that the getImage URL will include, say, a ? and necessary 
parameters to get that particular image described by that row.  All of 
that must appear in the reference URL.  

> 2. If the implementation does not support the INTERSECT parameter, what
> constraints are placed on how I determine the relevant data?  Can I just pick
> one of the values of INTERSECT and implement that?

Yes.  

> 3. How do we deal with lacunarity?  My data has groups of four images with
> gaps between them.  Is it OK to check for intersection of the ROI and the
> overall footprint and disregard the cases where the ROI falls into one of the
> gaps?

Yes.

hope this helps,
Ray




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