1. Next Generation Search Engines Bin Tan

2. Current search engines only provide search service. Current search engines only provide search service. A lot of information about user ’ s interests and ad-hoc needs is known when the user searches the web. A lot of information about user ’ s interests and ad-hoc needs is known when the user searches the web.

3. The next generation search engine should play the role of a personal information agent that serves as an integrated web information portal customized for that person. The next generation search engine should play the role of a personal information agent that serves as an integrated web information portal customized for that person. Search, news, articles, products, mails … Search, news, articles, products, mails …

4. Desired Scenarios (1) The user views a lot of web pages on Computer Science research and/or submits a lot of such queries. The search engine would favor those search results on CS research instead of general discussions of computer technology. The user views a lot of web pages on Computer Science research and/or submits a lot of such queries. The search engine would favor those search results on CS research instead of general discussions of computer technology.

5. Desired Scenarios (2) A user views a lot of web pages written in Chinese and/or in the UIUC domain. The search engine would recommend news on China and U-C in the integrated news reader. A user views a lot of web pages written in Chinese and/or in the UIUC domain. The search engine would recommend news on China and U-C in the integrated news reader.

6. Desired Scenarios (3) A user views some web pages on laptops. The search engine would recommend some hot laptops deals to the user when they appear. A user views some web pages on laptops. The search engine would recommend some hot laptops deals to the user when they appear.

7. Desired Scenarios (4) A user keeps in her bookmark a friend ’ s blog/homepage. The search engine would inform the user when there is a new article in that blog / when the homepage changes a lot. A user keeps in her bookmark a friend ’ s blog/homepage. The search engine would inform the user when there is a new article in that blog / when the homepage changes a lot.

8. Possible Approach Search engines tied to browsers Search engines tied to browsers User interests modeling User interests modeling Recommender systems Recommender systems