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Facilitator: Kathy Vetter [email protected]
www.somersworthhslmc.wikispaces.com
SSD – Summer Tech InstituteJuly 12 & 13, 2010
Info Guru
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Search EnginesSearch tips and toolsWebsite evaluationOrganizing information
Info Guru
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Browsers
Read web files differentlyHave different add-ons and options
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Browsers
Internet ExplorerFirefoxSafariGoogle Chrome
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Search Enginesand Subject Directories
Individual Search EnginesMeta-Search EnginesSubject Directories
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Individual Search Engines
“Spiders” or “robots” scan web pages and index words.
Rank pages Frequency of keywords and phrasesPopularity (# links pointing to the sites)
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Individual Search Engines
GoogleYahooBingExalead
How does Google Work?http://www.youtube.com/watch?v=BNHR6IQJGZs&feature=related
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Individual Search Engines
Huge amount of web files are indexed so chances of finding something obscure is good .
More relevant pages often moved to the top of the result list.
Difficult to weed through huge amount of results
Good search strategy skills needed.
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Meta-Search EnginesDo not create their own databases
“Crawl” other individual search engines and compile results
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Meta-Search Engines
Yippy.comDogpile.com Monstercrawler.comMamma.com
For a List of metasearch engines visit http://www.pandia.com/powersearch/
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Fast results
Get an overview of several search engine results.
May show results from search engines you don’t normally use.
Limited results
Many don’t query Google which has largest database.
Meta-Search Engines
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Search Engine Links
Recommended Search Engines – U.C. Berkeleyhttp://www.lib.berkeley.edu/TeachingLib/Guides/Internet/SearchEngines.html
Search Poster – Joyce Valenza, Springfield Township High School Librarianhttp://springfieldlibrary.wikispaces.com/Search+Poster
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Subject Directories, Portals, Vortals, & Databases
Maintained by humansContent is selected for inclusion by humansContent usually annotated with descriptions
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Subject Directories
For a list of directories go tohttp://www.bestdirs.com/sitemap.php It’s a little overwhelming - try clicking on Popular Directories
Yahoo http://dir.yahoo.com/?skw=yahoo+subject+directory
MSN http://specials.msn.com/
Pandia http://www.pandia.com/plus/
ipl http://ipl.org
The Open Directory http://www.dmoz.org/
Beaucoup http://www.beaucoup.com/
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Portals (gateways)Academic Information Digital Librarian Infomine Internet Public Library
Lakes Region NH http://www.lakesregion-nh.com/www.virtual Library
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Vortals (subject specific)Educator's Reference Desk http://www.eduref.org/
Expedia Encyclopedia of Life http://www.eol.org/
Internet Movie Database http://us.imdb.com
Kelley Blue Book http://www.kbb.com
Monster Motley Fool http://www.fool.com
MySimonVoice of the Shuttle http://vos.ucsb.edu
WebMD http://www.webmd.com
Roller Coaster Database http://www.rcdb.com/
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Organization of material may be easier to navigate/search.
Human touch- higher quality results.
Points to resources on the Invisible Web
Dead links
e-commerce bias?
Could be outdated
Limited results
Directories, Databases, Portals and Vortals
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Search Tips
Advanced SearchBoolean OperatorsGoogle tips
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Advanced Search
Most search engines and databases have options for advanced search.Use them!
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Boolean Operators
AND, OR, NOT+ -
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Boolean OperatorsStrawberry OR Vanilla OR Chocolate
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Boolean OperatorsStrawberry AND Vanilla AND Chocolate
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Boolean OperatorsStrawberry AND Vanilla NOT Chocolate
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Boolean Operators
Boolean Searchinghttp://www.ithacalibrary.com/sp/subjects/guide.php?subject=boolean
Boolify http://www.boolify.org
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Boolean Searching
Salamanders not newtColleges or UniversitiesSafari not appleBass not musicMartin luther not king
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More Search Tips
Parenthesis “to be or not to be”Stop words - and or not is theUse * to truncateControl F or Edit>Find Link: Site:Define:
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Google Tips
More Google tips @http://springfieldlibrary.wikispaces.com/Google+Search+Optionshttp://web.appstorm.net/roundups/tips-tricks/25-awesome-google-search-tips-and-tricks
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Invisible Web
Information in database files that are not indexed by search engines. Most subscription databasesGoogle Scholar is able to search some of the invisible web.
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Invisible Web
Use subject directories like Internet Public LibraryUse “database” as a search term
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Invisible Web tools
http://incywincy.comhttp://oalster.worldcat.org
Open archive digital resources
http://www.somersworthhslmc.wikispaces.com/Research+Databases
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Website Evaluation
Credibility/Authority
Accuracy
Reliability
Relevance
Date
Sources behind the text
Scope
Using CARRDSS to Evaluate Sources
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Website Evaluation
Credibility/AuthorityWho wrote/created it? What are the author(s) credentials? Education? Area of expertise? Look for - about us, contact us, FAQ, site map.Is there a way to contact the creator of the website? Do other sites link to this site.
Try doing a Google search preceding the URL with link:
Example link:http://www.eol.org)
Using CARRDSS to Evaluate Sources
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Website Evaluation
Accuracy – Based on your knowledge, is the information accurate? Can you verify the information in other sources?Do you notice any spelling or grammatical errors?
Using CARRDSS to Evaluate Sources
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Website Evaluation
Reliability/objectivity- What is the PURPOSE of the publication? Does it try to persuade, sell, inform?Does it present a particular point of view or bias?
Using CARRDSS to Evaluate Sources
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Website Evaluation
Relevance Does the information directly support my hypothesis/thesis or help to answer my question?
Using CARRDSS to Evaluate Sources
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Website Evaluation
Date (currency)When was the website last created? When was it updated or revised?Depending on the subject matter maybe it doesn’t matter.
Using CARRDSS to Evaluate Sources
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Website Evaluation
Sources behind the text.What sources did the author rely on?Are the sources reliable and credible?
Tip: Try linking to or searching for sources listed.
Using CARRDSS to Evaluate Sources
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Website EvaluationSites to Evaluate
http://www.weathergraphics.com/tim/fisherhttp://nytimes-se.comhttp://martinlutherking.org
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Paste the URL into the search box of http://www.alexa.com and click “get details”
Use the Wayback Machine to see what the website looked like in the past. http://web.archive.org/collections/web.html
Look up the authors name in a search engine. Don’t forget to use quotes, i.e. “John Smith” Also try “John * Smith” - the * will stand for the middle name or initial.
More Website Evaluation Tips
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Organizing Web Resources
Social BookmarkingDiigo.comDelicious.com
Wikispbworkswikispaces
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Credits"Finding Information on the Internet." The Library-University of California,
Berkeley. Web. 11 July 2010. <http://www.lib.berkeley.edu/TeachingLib/Guides/Internet/FindInfo.html>. Hanes-Ramoms, Melanie. "Bare Bones 101: A Basic Tutorial on Searching
the Web." University of South Carolina. Web. 11 July 2010. <http://www.sc.edu/beaufort/library/pages/bones/bones.shtml>. Henderson, John, and Jennifer Strickland. "Research Guides - Boolean Logic." Ithica College - Research Guides-Boolean Logic. Ithica College Library. Web. 11 July 2010. <http://www.ithacalibrary.com/sp/subjects/guide.php?subject=boolean>. Valenza, Joyce Kasman., Emily Valenza, and Joyce Kasman. Valenza. Power Tools Recharged: 125+ Essential Forms and Presentations for Your School Library Information Program. Chicago: American Library Association, 2004. Print.