How Often Does the Google Algorithm Change?
Posted on October 15th 2010
Via CNET: Earlier this year, Matt Cutts stated that Google “tends to make a change to our core search algorithms at least once a day.” In a recent interview with CNET, he reiterated that that pace continues: just last week Google search engineers met to consider 27 separate changes to the more than 200 factors that Google uses to rank search results.”
Behind every algorithm, and therefore behind every search result, is a team of people responsible for making sure Google search makes the right decisions when responding to your query.
No Google employee sits there and responds to individual requests for “wedding venues in Lake Tahoe.” They do decide, however, how Google’s algorithms consider content to be relevant to such a query, and which sites are eligible to be presented in those results.
Read more about The Human Process Behind the Algorithm

