According to Singhal, with more complex queries, the Hummingbird algorithm can better understand concepts, rather than words, as well as relationships between concepts.
If we draw a line between Google Now, Hummingbird, and beyond, it appears that Google sees itself more and more as the agent with whom you will interact, rather than as a gateway to other pages hosted elsewhere on the Web. What's next for Google's R&D department? Medical diagnoses? A customized voting guide? Or an existential search engine that can provide suggested answers to the question, "Why are we here?"
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