Bing’s Frédéric Dubut said on Twitter and in a quote at Search Engine Journal that machine learning helps with scaling generalizing, which is how humans would manually rank search results. So using machine learning to rank search results is a good way to get Bing’s search results to look more human tailored and thus better.

Frédéric Dubut said:

I am sure a ton of you will love to chew on this quote for some time.

Forum discussion at Twitter.