[NBLUG/talk] Searching for near-identical photos?

[Aaron G]

Bill Kendrick wrote:

>On Mon, Nov 07, 2005 at 08:11:08PM -0800, Aaron G wrote:
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>>It means.. search for images of a simliar type or something, I highly
>>doubt it would mean search for images of a similar object. "find all
>>pictures of my cousin bob" ... that just won't work.
>>Think about how an image is stored on the computer.
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>Err, which I thought was the question at hand.
>(Trying to find duplicate scans of the same image made by different people.)
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><snip>
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>>Computers are bad with recognizing patters, whereas humans are pretty
>>good, this is part of what allows us to recognise people in dark light,
>>far away, partial images, that kinda thing... to a computer, this is
>>VERY challanging. (ie. why facial recongnition software sucks).
>>The same kinda thing applys to your picture problem.
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>Um... like I said, I don't think that was his problem.
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He wrote...:

>Anyone know of a program that could tell me if two photos are nearly 
>identical, even if they aren't 100% identical? 

-That above part seems different than whats below...
-I I saw it as, duplicate in the photo picture, not the file info (ctime/user/perms/etc)...

> I ask because I'm working on a large collection of photos for a group at SSU, and I suspect that it 
>contains several duplicates that differ only slightly (e.g. two copies of a 
>printed photo that were scanned at different times, perhaps with different 
>settings, or even with different scanners).

my mistake I guess.