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Introduction

Introduction. Internet Concepts and Scientific Literature Resources. MODULE 1 Internet Concepts. Instructions This part of the course is a PowerPoint demonstration intended to introduce you to Internet concepts.

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Introduction

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  1. Introduction Internet Concepts and Scientific Literature Resources

  2. MODULE 1 Internet Concepts Instructions This part of the course is a PowerPoint demonstration intended to introduce you to Internet concepts. This part of the module is off-line and intended as an information resource for reference use. This part of the module should be taken before using the live tutorial.

  3. Topics • Basic Internet Concepts • History of the Internet • Structure of the Internet • Types of Information • Evaluation of Information • Search Tools & Techniques • Researching Health/Biomedical Information • Managing Internet Resources • Summary

  4. Basic Internet Terminology • What is the Internet? • Network of Computer Networks • Telecommunications • Protocols • Uses • Information Networks • Libraries • Research Centers

  5. Internet Protocols & Uses • E-mail • TCP/IP • FTP • HTML • HTTP • TELNET

  6. Network of Information Networks • Library Networks • Local - A university, hospital, or research institute • Regional – A group of universities • National - A country wide network • International – • The WHO Libraryhttp://www.who.int/library/ • Hellis – http://www.hellis.org (Network of Health Science Libraries Across Asia)

  7. WHO Library Website http://www.who.int/library/ Here is the homepage of the WHO Library.

  8. The Internet Address or URL This page is being viewed in the Internet Explorer Browser. Browsers allow computers to read Hyper Text Mark-up Language OR HTML The Address or URL is typed in here.

  9. Entering a URL address in the address box After Entering a URL address in the address box click ok “go” or hit the RETURN key. In this example we have entered http://www.who.int for the WHO website

  10. Hypertext links Links to other pages are usually underlined or in another colour of text.

  11. Forward and back navigation buttons The arrow buttons on the tool bar allow users to move back and forward to pages within the website.

  12. Home page button The house icon on the tool bar will take you back to the browser’s default Home Page.

  13. Types of Information • Library Catalogues • Multimedia • Reference Tools • Journals, Newspapers & Magazines • Databases

  14. Sources of Information • Academic Institutions • Government Agencies • Publishers • Commercial - Proprietary Databases • Non Profit • Professional organizations- • International Agencies- http://www.who.int/tdr/

  15. Internet Search tools • Which search tools are needed? • Directories • Search Engines • Meta Search Engines • Invisible or Deep Web

  16. Directories • What is a Directory? • A file used to organize internet resources into categories. • Types of Directories • General- • Cover many subjects • http://www.yahoo.com • Subject Directories. • Cover specific subjects

  17. Search Engines • Search Engines • What are search engines? • Components of a search engine • Search Options • Search Box : Google- http://www.google.com • Natural Language : http://sp.ask.com/docs/help/

  18. The Google search engine This is the Google search engine. Type your query into the Google search box and click on the “Google Search” button

  19. Search results on Google This is how Google presents the results of your search. Follow the links to the websites you wish to visit.

  20. Meta Search Engines • What is a Meta Search Engine? • Examples • Dogpile • http://www.dogpile.com/ • Metacrawler • http://www.metacrawler.com/index.html • OAIster - http://www.oaister.org/ • Why Use Meta Search Engines?

  21. Why Use Meta Search Engines • Meta Search Engines search multiple sets of individual search engines and web directories simultaneously. • They provide a quick way for finding out which search engines are retrieving the best results for a search. • They usually return a list drawn from the top of search engine lists, the results tend to be more relevant. • Use a meta Search Engine for: • Locating information quickly on a simple topic • Locate a persons’s • Sample: Search- MetaCrawler for information about DR.Kitua • Search for TDR on Metacrawler.

  22. Invisible Web or Deep Web • What is the Invisible Web? • http://library.rider.edu/scholarly/rlackie/Invisible/Inv_Web.html • http://www.lib.berkeley.edu/TeachingLib/Guides/Internet/InvisibleWeb.html • Invisible Web Directories • http://www.invisible-web.net/ • http://infomine.ucr.edu/

  23. Web Search Techniques • Searching • Which Tools? • Types of Searches • Browsing • Keyword Searching • Full Text Searching

  24. Boolean Searching • Full Boolean Searching • Predetermined language in a user fill-in template.

  25. Full Boolean Searching • Use Logic Operators • AND • OR • NOT • Relevancy Ranking

  26. AND Operator • Query- Information on Malaria AND Parasite Malaria Parasite

  27. Query- Malaria OR Parasite OR Operator Malaria Parasite

  28. NOT Operator • Parasite NOT Malaria Malaria Parasite

  29. Advanced Searching Techniques -Tips • Truncation • Proximity Searching • Phrase searching • Near operator. • Case sensitivity

  30. More Search Techniques • Field Specific Searching • Title • Date • URL • Language Restrictions

  31. Evaluating Web Information • Criteria for Evaluation • Accuracy • Authority • Currency • Coverage • Objectivity • Criteria for evaluating Health Information • http://www.nlm.nih.gov/medlineplus/evaluatinghealthinformation.html

  32. Free Internet Resources • Full-text • Ready reference material • Library Catalogues • Journals • Government Information • Research Databases • Publishers Databases • Discussion groups • News

  33. Sources for Full Text • Directory of Open Access Journals - http://www.doaj.org/ • Health Internetwork – http://www.healthinternetwork.org • Institutional Archives e.g. http://archives.eprints.org/ • BioLine International - http://www.bioline.org.br/

  34. Health Information on the Internet • Directories • http://dir.yahoo.com/Health/Medicine/ Subject Directories • Health Directories • Databases - http://omni.ac.uk/ • Health • Electronic Journals

  35. Databases • Government • http://www.nlm.nih.gov/hinfo.html • International Health Organizations • http://whqwings.who.int/RIS/RISWEB.isa • http://www.who.int/tdr/topmenu/databases.htm • Educational Institutions • http://highwire.stanford.edu/lists/freeart.dtl

  36. Searching within the NLM website http://www.nlm.nih.gov/hinfo.html This is the National Library of Medicine (NLM) database. You can search the site from the Search Box.

  37. HireWire Press free article database This the HireWire Press free article database. Users have access to over 740,000 full text articles.

  38. Journals • http://www.pubmedcentral.gov/ • http://www.biomedcentral.com • http://www.freemedicaljournals.com/ • http://bmj.com/ • http://www.doaj.org/ • http://dmoz.org/Health/Medicine/Journals/ • http://www.inasp.org.uk/ajol/index.html

  39. FreeMedicalJournals.com http://www.freemedicaljournals.com/ FreeMedicalJournals.com lists journals sites that make their content free to all users. Journals are listed by A-Z, speciality, and language.

  40. BioMed Central http://www.biomedcentral.com/ BioMed Central is an open access publisher that makes access to published articles freely available to the public. The journals are funded by an author pays model.

  41. PubMed Central http://www.pubmedcentral.gov/ PubMed Central is a free archive of articles that have been deposited in this free repository.

  42. Fee-Based Internet Resources • Reference Titles • Periodical Indexes • Electronic Journals • Electronic Text Books • Online Databases

  43. Managing Internet Resources • Bookmarks • What is a Bookmark? • Netscape • Favorites • Internet Explorer • Offline Activity

  44. Adding favorites 1 To add a page to Favorites click on the link on the Tool bar.

  45. Adding favorites 2 You can now give your new Favorite a name.

  46. Adding favorites 3 When you select favorites from the tool bar you can see that your page has been added to the list.

  47. This is the end of Module 1 This is the end of Module 1 There is a Work Book to accompany this part of the module. The workbook will take you through a live session covering the topics included in this demonstration with working examples.

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