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CS598CXZ Panel – Next Generation Search Engines. Shui-Lung Chuang April 21, 2005. 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. One box towards the whole info world? … ….
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CS598CXZ Panel – Next Generation Search Engines Shui-Lung Chuang April 21, 2005
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
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 …
One box towards the whole info world? Site/Page Search 1 pound = ? Kg 70 miles to km 72 F = ? C 2+3*6 1 pound = 0.4535 kilograms 70 miles = 112.65 kilometers 72 F = 22.22 C 20 Derivative ln
One box towards the whole info world? Site/Page Search 1 pound = ? Kg 70 miles to km 72 F = ? C 2+3*6 1 pound = 0.4535 kilograms 70 miles = 112.65 kilometers 72 F = 22.22 C 20 Derivative ln Kevin Chen-Chuan Chang 2114 Siebel CenterDepartment of Computer Science University of Illinois at Urbana-Champaign 201 N. Goodwin Avenue Urbana, IL 61801-2302 Address of Kevin Chang Kevin Chen-Chuan Chang Phone: (217) 244-2919 Phone of Kevin Chang
One box towards the whole info world? Site/Page Search www.weather.com Weather at 61801 Best price of “The C programming language”
Object detection, extraction, and index contact address photo phone bio (Semantic Web?)
Content providers publish data to SEs • E.g., • CiteSeer • DBLP (DBLP: ChengXiang Zhai) The c programming language Google Index Reviews of the c prog. lang. Amazon
Services publish query templates to SE • A q/t can be thought as a set of index terms www.weather.com Weather at 61801 Weather at <zip> Google www.weather.com
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
SEs • Generic indexing mechanism • Query processing • Ranking • Presentation • C/S providers • Index terms or query templates • Result snippet