Businessline: Prabhakar Raghavan, Head, Yahoo Research said "Web search has to go beyond typing two keywords. It should revert with an appropriate answer that would address a higher level need of the user. The search in the future will automatically spawn sub-queries. Task-centric searches will soon become the norm," Yahoo India Research and Development will host a series of lectures called the Big Thinkers India series, on science, technology and the Internet starting January in the country. The lectures will target academia, scientists, the corporate world and the media. Topics such as community systems, Web search, pricing and Web mining and the `wisdom of the crowds’ will be discussed.

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