how to identified bracketing images, with similarity & stuff

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how to identified bracketing images, with similarity & stuff

Julien T
Hello

I'm trying to automate the generation of panoramic images with hugin and digikam for a fixed date folder full of images.

I explored panostart tool but I met few problems which makes it generate too many false projects described here

what I want to do is identified bracketed image and median one (the most near 0 as default to use) and tagged them, so in the end I can do selection of input files with exiftool and a rules likeĀ 
* ((\$taglist=~/bracketing/ and \$taglist=~/b_media/) or \$taglist!=~/bracketing/)
* check same orientation in a group: exiftool -orientation
* check group images is 3 or more

Also, I want to query digikam db to check there is no same bracketed or duplicate images in a group (similarity >= 95%) but I don't find an easy way to get it. Similarity is deduced from ImageHaarMatrix table ? or UniqueHashes? how to get percent search?
sqlite> select * from ImageHaarMatrix limit 5;
imageid|modificationDate|uniqueHash|matrix
22632|2011-03-08T01:40:58|47360388829738209f036e2421abde63|
22633|2011-03-08T01:40:58|ad0e93511dcf3c94e23a1387589e52cf|
22634|2011-03-08T01:58:42|6c9475489866d40e2afdd73bd2f62fbd|

It seems there is no more document available on db schema
Old schema for 0.x and 1.x are 404 and nothing for 2.x/upcoming 3.x
Any documents describing similarity search ?
Or do I need extra code outside of sql to get it ?

Thanks a lot.
Cheers,

JulienĀ 

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