Next Generation Search Next Generation Search EnginesEngines

Bin TanBin Tan

• Current search engines only provide Current search engines only provide search service.search service.

• A lot of information about user’s interests A lot of information about user’s interests and ad-hoc needs is known when the user and ad-hoc needs is known when the user searches the web.searches the web.

• The next generation search engine should The next generation search engine should play the role of a personal information play the role of a personal information agent that serves as an integrated web agent that serves as an integrated web information portal customized for that information portal customized for that person.person.

• Search, news, articles, products, mails…Search, news, articles, products, mails…

Desired Scenarios (1)Desired Scenarios (1)

• The user views a lot of web pages on The user views a lot of web pages on Computer Science research and/or Computer Science research and/or submits a lot of such queries. The search submits a lot of such queries. The search engine would favor those search results engine would favor those search results on CS research instead of general on CS research instead of general discussions of computer technology.discussions of computer technology.

Desired Scenarios (2)Desired Scenarios (2)

• A user views a lot of web pages written in A user views a lot of web pages written in Chinese and/or in the UIUC domain. The Chinese and/or in the UIUC domain. The search engine would recommend news on search engine would recommend news on China and U-C in the integrated news China and U-C in the integrated news reader.reader.

Desired Scenarios (3)Desired Scenarios (3)

• A user views some web pages on laptops. A user views some web pages on laptops. The search engine would recommend The search engine would recommend some hot laptops deals to the user when some hot laptops deals to the user when they appear.they appear.

Desired Scenarios (4)Desired Scenarios (4)

• A user keeps in her bookmark a friend’s A user keeps in her bookmark a friend’s blog/homepage. The search engine would blog/homepage. The search engine would inform the user when there is a new article inform the user when there is a new article in that blog / when the homepage changes in that blog / when the homepage changes a lot.a lot.

Possible ApproachPossible Approach

• Search engines tied to browsersSearch engines tied to browsers• User interests modelingUser interests modeling• Recommender systemsRecommender systems