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Facebook's New Way to Combat Child Pornography
(
nytimes.com
)
1 point
by
joeyespo
on May 19, 2011
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1 comment
joeyespo
on May 19, 2011
[–]
The link includes a video explaining Microsoft's PhotoDNA. It's essentially a one-way hash of a photo. Having done some image processing work, it's interesting how simple the idea of a photo's fingerprint is.
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