There is a constant war between spammers and website operators, to prevent websites from spam. CAPTCHA's are the tools to protect sites, and are the front line of this arms race. This is an area of AI research that is directly relevant to the public. The question is if we should allow posting...

This is my question about a very common problem faced while training several data science and AI algorithms, and most importantly while backpropogating errors in neural networks, which is getting trapped in a local minima while descending gradient. So, according to the discussion under the qn, i...

I saw this question. Then I checked the Wikipedia page of cellular automaton and did not find anything about AI. I just wanted to clarify with others if such a question is on-topic or not.