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Hidden Web and Online Learning Resources. TAFE NSW – Sydney Institute Ultimo College Library. Aim of the session Accessing “good” information for academic / research / educational purposes not accessible via standard search engines. Presenters:. Beatriz Aroche
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Hidden Web and Online Learning Resources TAFE NSW – Sydney InstituteUltimo College Library Aim of the session Accessing “good” information for academic / research / educational purposes not accessible via standard search engines
Presenters: Beatriz Aroche R/Educational Services Librarian Ultimo College Library 9217 4689 Diana Khabbaz A/Manager Staff Learning Learning & Innovation 9217 4211
TAFE NSW – Sydney Institute, Ultimo College Library Hidden Web and Online Learning Resources End of the session • Understand what constitutes the “hidden web” or “invisible web” • Learn ways of accessing that information (with particular ref to Online Learning Resources) using directories, databases and search engines • Understand how to use search engines more effectively
TAFE NSW – Sydney Institute, Ultimo College Library The numbers of documents that remain unindexed? around 550 billion
TAFE NSW – Sydney Institute, Ultimo College Library What is the visible web? Content that can be indexed and searched by ordinary search engines.
TAFE NSW – Sydney Institute, Ultimo College Library What is the invisible (hidden / deep) web? Files, images, and web sites, that for a variety of reasons, cannot be indexed by popular search engines like Google.
TAFE NSW – Sydney Institute, Ultimo College Library Why don’t search engines index this stuff? Search engine results are found by computer programs called spiders or robots and generally exclude: • Specialised databases (e.g. ANZRC, Factiva) where a username and password is required. • Searchable databases where the pages generated are dynamic (e.g. library catalogues, white pages) Pages containing a “?” in the URL.
TAFE NSW – Sydney Institute, Ultimo College Library So…how do we find these wonderful “hidden” sites? • Directories (general or subject specific) • Specialised Databases (subscribed to by your library or freely available) • Effective use of search engines
TAFE NSW – Sydney Institute, Ultimo College Library Directories • General or subject specific • Indexed by real people • Expensive to create • High relevancy, low recall • Can be indiscriminate in quality or expert created
TAFE NSW – Sydney Institute, Ultimo College Library Online Learning Directories / Databases • TALE • Flexible Learning Toolboxes • EdNa • ProveIT
TAFE NSW – Sydney Institute, Ultimo College Library TaleTeaching & Learning Exchange DET NSW schools & TAFE statewide resources Access to quality teaching & learning resources Professional Learning Communities PLCs www.tale.edu.au DET User ID & password
TAFE NSW – Sydney Institute, Ultimo College Library Flexible Learning Toolboxes • Australian Flexible Learning Framework • Competency based national resources available in CD Rom format • http://toolboxes.flexiblelearning.net.au/
TAFE NSW – Sydney Institute, Ultimo College Library EdNAEducationNetworkAustralia • A directory about education and training in Australia (DEST) • A database of web-based resources useful for teaching and learning • http://www.edna.edu.au
TAFE NSW – Sydney Institute, Ultimo College Library ProveIT • DET quick and easy toolkit for collecting evidence for assessment and recognition • Currently a limited list of courses • http://proveit.tafensw.edu.au/
Other freely available course resources • Curriki (new) www.curriki.org Open source curricula High quality educational resources • OER Commons www.oercommons.org Teaching and learning network offering a broad selection of materials for free
TAFE NSW – Sydney Institute, Ultimo College Library Other directories - Examples • DMOZ– General Open directory (DMOZ): maintained by volunteers and in partnership with Google.http://dmoz.org/ • INTUTE – Web resources across subject areas. • http://www.intute.ac.uk • PINAKES – Directory of directories / gateways.http://www.hw.ac.uk/libWWW/irn/pinakes/pinakes.html • INFOMINE – compiled by librarians for university students and staff.http://infomine.ucr.edu/
TAFE NSW – Sydney Institute, Ultimo College Library e.g. How to find directories when you know the name but not the URL
TAFE NSW – Sydney Institute, Ultimo College Library Specialised Databases, examples… • Specialised databases - no subscription needede.g. EDNA , ERIC (education) • http://www.eric.ed.gov/ • Specialised databases - subscription needed e.g. Factiva, ANZRC, AST-FT, Australian Standards, MasterFile Premier,Infotrac, Proquest, • Subject specific search enginese.g. SCIRUS (Science), MedHunt, OSTI
TAFE NSW – Sydney Institute, Ultimo College Library Specialised DatabasesHow to find them… • Using search enginese.g. type Science database or “Australian art” database, education database • Using subject specific directories of gatewayse.g. BUBL, http://bubl.ac.uk/ • Librarian’s index to the Internetwww.lii.org ,Pinakes • Using Invisible web directoriese.g Complete Planet www.completeplanet.com • Using the subscribed specialised databases available in your librarye.g. Factiva, ANZRC, Australian Standards, MasterFile,Infotrac, Proquest
TAFE NSW – Sydney Institute, Ultimo College Library Search Engines General: • Google http://www.google.com Yahoo http://www.yahoo.com • Ask.com http://www.ask.com • Live.com http://www.live.com • Exalead.com http://www.exalead.com Australian: • Sensis – www.sensis.com.au
TAFE NSW – Sydney Institute, Ultimo College Library e.g. General search engine - ask.com Suggestions to narrow search
TAFE NSW – Sydney Institute, Ultimo College Library e.g. Google - Cheat Sheet
TAFE NSW – Sydney Institute, Ultimo College Library Comparison: Yahoo vs Googlehttp://ranking.thumbshots.com
TAFE NSW – Sydney Institute, Ultimo College Library Effective Use of Search Engines • Use ADVANCED SEARCH and search tips • Use more than one word – make it as specific as possible • Use synonyms, and try different spellings • Use “ ” for phrase searching • Use a minus sign to excluded a word or term e.g. “Aboriginal art” –galleries • Use -.com to excluded commercial sites, etc.
TAFE NSW – Sydney Institute, Ultimo College Library MetaSearch Engines Metasearch engines search more than one search engine at a time Examples • Dogpile http://dogpile.com • Clusty http://clusty.com • Metacrawler http://metacrawler.com • Jux2 http://jux2.com
TAFE NSW – Sydney Institute, Ultimo College Library Search Engines - Academic • Google Scholar http://www.googlescholar.com • Yahoo mindset http://mindset.research.yahoo.com • Live.com academic http://www.live.com
TAFE NSW – Sydney Institute, Ultimo College Library Best method for searching? (General) • Define your needs • Choose the best starting point – search or browse? • Re-assess your strategy Useful Guide • Noodle Tools – Choose the Best Search
e.g. Noodle Tools – help for online research http://www.noodletools.com/
TAFE NSW – Sydney Institute, Ultimo College Library WEB 2.0 What is web 2.0? The technical heart of Web 2.0 is the two-way link: ie, the RSS link. The Social aspect is the two-way flow of information… Consider these web features:
TAFE NSW – Sydney Institute, Ultimo College Library WEB 2.0 • RSS • Tagging • Social sites Blogs and wikis • Podcasts, webcasts,vodcasts, etc • Specialised search engines: http://crossengine.com
TAFE NSW – Sydney Institute, Ultimo College Library Alert Services • Google Newsalso – note the personalization features of Google and live.com – Google's is shown below • ANZRC • Proquest • Factiva • RSS Feeds • Blogs