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CS598CXZ Panel – Next Generation Search Engines Shui-Lung Chuang April 21, 2005.

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Presentation on theme: "CS598CXZ Panel – Next Generation Search Engines Shui-Lung Chuang April 21, 2005."— Presentation transcript:

1 CS598CXZ Panel – Next Generation Search Engines Shui-Lung Chuang April 21, 2005

2 One box towards the whole info world? –It’s simple and fast to launch –It’s easier to find the information on the Web than from local disks, books, and so on

3 One box towards the whole info world? – –… … A practical web-based approach to generating topic taxonomy for text segments ChengXiang Zhai Weather Books Barnes & Noble.com Amazon.com Bookpool.com …

4 One box towards the whole info world? – 1 pound = ? Kg 70 miles to km 72 F = ? C 2+3*6 Derivative ln  Site/Page Search 1 pound = kilograms 70 miles = kilometers 72 F = C 20

5 One box towards the whole info world? – 1 pound = ? Kg 70 miles to km 72 F = ? C 2+3*6 Derivative ln Address of Kevin Chang  Site/Page Search 1 pound = kilograms 70 miles = kilometers 72 F = C 20 Kevin Chen-Chuan Chang 2114 Siebel Center Department of Computer Science University of Illinois at Urbana-Champaign 201 N. Goodwin Avenue Urbana, IL Phone of Kevin Chang Kevin Chen-Chuan Chang Phone: (217)

6 One box towards the whole info world? – Weather at Best price of “The C programming language”  Site/Page Search

7 Object detection, extraction, and index photo (Semantic Web?) contact address phone bio

8 Content providers publish data to SEs –E.g., CiteSeer DBLP ( DBLP: ChengXiang Zhai ) Google Index Reviews of the c prog. lang. The c programming language Amazon

9 Services publish query templates to SE –A q/t can be thought as a set of index terms Weather at Google Weather at

10 SEs replace all task-specific services? –One-shot query vs. transition processing SEs suppose to answer every question? –E.g., who is the first American on the moon? Next generation SEs: –Beyond site/page search –Flexible to co/e with content/service providers

11 SEs –Generic indexing mechanism –Query processing –Ranking –Presentation C/S providers –Index terms or query templates –Result snippet


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