Lesson 8: Using the Web for Research
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This document provides guidance on using web sources for research. It discusses how search engines work using keyword matching and ranking algorithms. It recommends choosing the right search terms and using operators like AND, OR, and quotation marks. It also suggests limiting searches to specific top-level domains like .edu or .gov. Additionally, the document notes that search engines only index 10% of the web and recommends evaluating sources using criteria like currency, relevance, authority, and purpose.
Lesson 8: Using the Web for Research
- 1. Using Web Sources for Research
- 3. • The perfect search engine “understands exactly what you mean AND gives you back exactly what you want” -- Larry Page (Google co-founder)
- 4. Keyword Matching Ranking Algorithm • Relevance • Popularity • Currency
- 7. - comScore, Sept. 11, 2013 67% 18% 11% 3% 1% Google Bing Yahoo Ask AOL Percentage of search queries conducted
- 9. • Keyword searching: choose the right terms! • AND is assumed: If want info on voting AND youth, type in: voting youth • OR have to type in OR: If want info on diversity OR multiculturalism, type in: diversity OR multiculturalism
- 10. • Can search for synonyms with “~” ~college Searches not only for college, but also for any synonyms of college, like university
- 11. • Exact phrases: To search for an exact phrase or name, put it in quotation marks “higher education” • Limit search to top level domain: To find sites that have the same kind of top level domain (e.g., .edu, .gov) site:.edu site:.gov
- 14. • Search engines index less than 10% of the entire Web! • The remaining 90% = Invisible Web!
- 16. • Experience • Limit to Top Level Domain • Evaluate using CRAAP Test or other model • Ask a Professor or Librarian
- 17. • Limit your searches to particular types of websites: • .gov • .org • .edu • .com • Google search: • Google search limited to govt sites Women combat us military Women combat us military site:.gov
- 18. • Currency • Relevance • Authority • Accuracy • Purpose
- 22. • Single search • Search the entire library collection at once
- 24. • NLT 11:59 pm Friday, May 2 • 90 points • Assignment rubric and grading criteria are in Week 8 module • Submit as a document (.doc, .docx, or .pdf) in the Discussion Board