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Searching the Web
Searching the Web
Searching the Web
Searching the Web
Searching the Web
Searching the Web
Searching the Web
Searching the Web
Searching the Web
Searching the Web
Searching the Web
Searching the Web
Searching the Web
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Searching the Web

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Let's review the basics of locating information on the Web. We'll review strategies and some of the most useful resources online.

Let's review the basics of locating information on the Web. We'll review strategies and some of the most useful resources online.

Published in: Technology, Design
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  • 1. Searching the Web Search Tools Help Search Strategies Are Really the Key By Mr. Breitsprecher
  • 2. Search Engines <ul><li>Information retrieval tools </li></ul><ul><li>Identify search topics, software finds matches </li></ul><ul><li>Not “real time” search of Internet </li></ul><ul><li>Search engines create index of Web </li></ul><ul><li>Size of index varies </li></ul>
  • 3. Popular Search Tools <ul><li>Google ( www.google.com ) </li></ul><ul><li>Yahoo ( www.yahoo.com ) </li></ul><ul><li>Ask Jeeves ( www.askjeeves.com ) </li></ul><ul><li>AllTheWeb.com ( www.alltheweb.com ) </li></ul><ul><li>HotBot ( www.hotbot.com ) </li></ul><ul><li>Teoma ( www.teoma.com ) </li></ul><ul><li>AltaVista ( www.altavista.com ) </li></ul><ul><li>Lycos ( www.lycos.com ) </li></ul>
  • 4. Most Search Engines: <ul><li>Have forms to enter keywords </li></ul><ul><li>Links to help &amp; advanced search tools </li></ul><ul><li>Subject categories or directories </li></ul>
  • 5. Search Engines Differ: <ul><li>Number of Web pages that are Indexed </li></ul><ul><li>How they rank results </li></ul><ul><li>Results they generate </li></ul>Always try different search engines for more results
  • 6. Simple Searching <ul><li>Keywords – terms relating to subject </li></ul><ul><li>Spelling counts </li></ul><ul><li>Enter keyword in search engine and click “SEARCH” </li></ul><ul><li>Results can vary </li></ul><ul><li>Meaning may depend on context </li></ul>
  • 7. Advanced Searching <ul><li>Check HELP or ADVANCE SEARCH options </li></ul><ul><li>AND: all keywords must be present </li></ul><ul><li>OR: any of keywords can be present. </li></ul><ul><li>NOT: excludes specified keywords </li></ul>
  • 8. Phrase Searching <ul><li>Check HELP or ADVANCE SEARCH options </li></ul><ul><li>Enclose in quotation marks (“”) </li></ul><ul><li>Matches phrase EXACTLY </li></ul><ul><li>Also called “literal” </li></ul>
  • 9. Natural Language <ul><li>Check HELP or ADVANCE SEARCH options </li></ul><ul><li>Search with sentences/phrases used in conversation </li></ul><ul><li>Search engine tries to determine keywords </li></ul><ul><li>Be careful, results can very widely </li></ul>
  • 10. Meta Searching <ul><li>Enter keywords in 1 dialog box </li></ul><ul><li>Automatically search many different search engines </li></ul><ul><li>Cannot use each search engines unique advanced features </li></ul>
  • 11. Meta Search Engines <ul><li>Clusty ( clusty .com ) </li></ul><ul><li>Copernic Agent ( www. copernic .com ) </li></ul><ul><li>Dogpile ( www. dogpile .com ) </li></ul><ul><li>KartOO ( www.kartoo.com ) </li></ul><ul><li>Mama Metasearch ( www.mamma.com ) </li></ul><ul><li>MetaCrawler ( www.metacrawler.com ) </li></ul><ul><li>SurfWax ( www.surfwax.com ) </li></ul>
  • 12. Invisible Web <ul><li>Not all webs are indexed by search engines </li></ul><ul><li>Pages created from databases are usually invisible </li></ul><ul><li>Try subject guides and directories </li></ul>
  • 13. Invisible Web Guides <ul><li>Academic Info ( www.academicinfo.net ) </li></ul><ul><li>Free Pint ( www.freepint.com ) </li></ul><ul><li>Infomine ( www.infomine.ucr.edu ) </li></ul><ul><li>Librarians’ Index to the Internet ( www.lii.org ) </li></ul><ul><li>ResearchBuzz ( www.researchbuzz.org ) </li></ul><ul><li>The Scout Report ( www.scout.cs.wisc.edu ) </li></ul>

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