Co-Occurrence as a Ranking Signal

by Dan Petrovic
TL;DR: A little-known property of Google Books search highlights co-occurrence as a ranking signal. The concept of co-occurrence (not to be confused with co-citation) has been on the radar of many search professionals for a while. I accepted the idea as common sense and never thought to investigate it further, then one day I stumbled into a peculiar set of search results ...Read the full article