[pHash-support] DCT image hash

Evan Klinger eklinger at phash.org
Tue May 25 12:39:04 PDT 2010

The DCT image hash was inspired by another paper which described the
algorithm for videos. We adapted it to work with images instead.

On Tue, May 25, 2010 at 12:20 PM, Christoph Zauner <mlistdrop at ftml.net> wrote:
> Hi,
> I have a question regarding your implementation of a DCT based image
> hash. Was your implementation inspired by a previously published
> scientific paper? If yes, could you please tell me which specific paper
> it was. I have dug through dozens of papers proposing DCT based image
> hash functions, but I was not able to find a paper proposing your
> specific implementation.
> Best Regards,
> Christoph
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