• Google Inside Search, Tuesday, January 10, 2012 1:29 PM

Among the 30 improvements made in December, Google makes a note of a project code name Megasitelinks. It's a project to improve the algorithm for picking sitelinks, which has proven to be beneficial to many online retailers. The project focuses on local searches. Aside from Megasitelinks, the updates include byline dates and tweaks to the appearance of the +1 button on results pages from queries. Spam protection also became a priority. In December, Google engineers improved spam detection in Image Search by extending algorithms already used for main search results.

Read the whole story at Google Inside Search »