But just as Google isnâ€™t ready to rest on its laurels, its competitors arenâ€™t ready to concede defeat.
Googleâ€™s search algorithm is a work in progress â€” constantly tweaked and refined to return higher-quality results. Here are some of the most significant additions and adaptations since the dawn of PageRank.
Googleâ€™s synonym system understood that a dog was similar to a puppy and that boiling water was hot. But it also concluded that a hot dog was the same as a boiling puppy. The problem was fixed in late 2002 by a breakthrough based on philosopher Ludwig Wittgensteinâ€™s theories about how words are defined by context.
An interesting article offering insight into the changing face of search engines.