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Searching

Searching. Preparing to search Ask yourself… . Context: why are you doing the search? Content: terms to use? Who would have the information you need / where would you go “offline”? How will you broaden or narrow your search? How will you know when you’re done?.

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Searching

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  1. Searching

  2. Preparing to searchAsk yourself… • Context: why are you doing the search? • Content: terms to use? • Who would have the information you need / where would you go “offline”? • How will you broaden or narrow your search? • How will you know when you’re done?

  3. Steps to Effective / Efficient Searching • Understand the database • Understand search resources • Human-Indexed Directory • Machine-Compiled Database • Understand search logic • Boolean connectors • Advanced search

  4. Quick tip: Looking at resultsKnow your .’s • Domain Names • www.epa.gov/ • www.globalwarming.org/ • www.climatecrisis.net/ • www.afcee.brooks.af.mil/ • www.newscientist.com/ • www.defra.gov.uk/ • www.europa.eu

  5. Understanding Search Sites • Search sites types • Human-indexed • Machine-indexed • What do they cover? • General • Subject specific • Types of material • How far back do they go?

  6. Search Sites – Human Indexed • Human editor • Subject categorized / organized • Less information to search from • Comparing • Using • General - Yahoo Directory (sleep deprivation)

  7. Subject Specific Directories • Envirolink: http://www.envirolink.org • Officer.com:http://www.officer.com/ • Landings:http://www.landings.com • Finding subject-specific directories

  8. Machine Compiled • Robot / Spider • Large database • “Full-text” search

  9. Machine Compiled Indexes • Google • Yahoo • Differences: • Relevancy algorithm used • How deeply they index the site

  10. Subject / Content Specific Indexes(concealed weapons) • Legal Info – LawCrawler • Government documents – USGov • Scholarly articles – Google Scholar • Blogs - Technorati • Images – Google Image • Audio - FindSounds

  11. Searching on the Web X

  12. Foundation of Searching: Boolean Logic

  13. Boolean Connectors • AND • OR • NOT • Create relationships between words, allows you broaden / narrow results

  14. Search Switch – hyper-searching Search Switching Between Web Search Engines • TurboScout • Intelways • Zuula • Trovando

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