Reminds me of this post from hackerfactor where he describes his own porn filter based on pHash. http://www.hackerfactor.com/blog/index.php?/archives/529-Kind-

Reminds me of this post from hackerfactor where he describes his own porn filter based on pHash. http://www.hackerfactor.com/blog/index.php?/archives/529-Kind-of-Like-That.html http://www.hackerfactor.com/blog/index.php?/archives/529-Kin... It'd be interesting to see a direct comparison of the two. Off the cuff, I'd expect the deep neural network to be more accurate and better at generalizing, but much more expensive to train.