PDF-Summarizing Web Pages for Search and Revisitation

Visual Snippets Jaime Teevan 1 Edward Cutrell 1 Danyel Fisher 1 Steven M Drucker 1 Gonzalo Ramos 1 Paul Andr. Information Retrieval in Practice. All slides ©Addison Wesley, 2008. Web Crawler. Finds and downloads web pages automatically. provides the collection for searching. Web is huge and constantly growing. How does a search engine work?. It does NOT search the Web (when you make a query). It contains a . database . with info on numerous Web sites. When you do a search it looks through the database to find pages. 楊立偉教授. 台灣科大資管系. wyang@ntu.edu.tw. 本投影片修改自. Introduction to Information Retrieval. 一書之投影片 . Ch. 20 & 21. 1. More topics. Ads and search engine optimization. Advanced Features. Adapted from “A Google Gambol” (Internet Librarian 2003). Greg . Notess. , Creator, . Search Engine Showdown. & Reference Librarian, Montana State University. . The Sum of Human Knowledge. 楊立偉教授. 台灣科大資管系. wyang@ntu.edu.tw. 本投影片修改自. Introduction to Information Retrieval. 一書之投影片 . Ch. 20 & 21. 1. More topics. Ads and search engine optimization. Changes Everything. Jaime Teevan, Microsoft Research, @. jteevan. The Web Changes Everything. Content Changes. January February March April May June July August September. The Web Changes Everything. Principal Consultant. Microsoft. Build Great Sites. Support the tools and workflows designers use. Target different designs based on user agent string. Easy content Authoring and Management. Variations & Content Translation. Hypertextual. Web Search Engine. By Sergey . B. rin. and Lawrence Page. Presented by. Joshua Haley. Zeyad. . Zainal. Michael Lopez. Michael Galletti. Britt Phillips. Jeff Masson. Searching in the 90’s. Link Analysis. 1. These notes are based, in part, on notes by Dr. . Raymond J. Mooney at the University of Texas at Austin. . 2. IR on the Web vs. Classic IR. Input:. publicly accessible Web. Goal:. SUPERIOR COURT OF CCOUNTY OF SANTA BARBARARevised July2021COPY REQUEST FORMPage 1of 2COPY REQUEST FORMDATEPHONE NUMBERREQUESTOREMAIL ADDRESSSEARCH COURT RECORDSCRIMINALFull nameDate of birth if known MOZU DECEMBER 17 2015 UPDATEVolusionLLC 2015Page 2of 5Access to this information is permitted only for authorized business purpose by authorized personnel subject to confidentiality and nondisclosure How much of the total web are you able to searchFreshness How often do their crawlers update the copies of the web pages you are searchingCompleteness of textIs the database really full text or only p The . IR system contains . a . collection . of . documents. , . with . each document represented . by . a . sequence . of . tokens. . Markup may indicate titles, . authors, and . other . structural. Jaime Teevan, Susan Dumais . &. Dan Liebling. Microsoft Research. Web Dynamics. January February March April May June July August September. Content Changes. Studies of content change .