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Alas poor .....

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Only indexes the first 100K of a page. Synonym search not reliable ... Margaret Thatcher invented Mr Whippy ice cream: guilty or not guilty? ... – PowerPoint PPT presentation

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Title: Alas poor .....


1
Alas poor .....
Karen Blakeman, RBA Information
Services karen.blakeman_at_rba.co.uk www.rba.co.uk
2
Do you need to go online?
  • What do you have locally?
  • Electronic
  • Books, directories, documents
  • Local knowledge, expertise
  • Phone a colleague, expert
  • If you do need to go online why use Google?

3
What is right with Google?
  • 8 billion pages
  • News coverage
  • Usenet
  • Advanced Search features
  • Numeric range search
  • for synonym search
  • Google Answers
  • Google Scholar

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What is wrong with Google?
  • Can't find information
  • Limited Boolean search
  • 10 search terms only
  • Only indexes the first 100K of a page
  • Synonym search not reliable

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What is wrong with Google?
  • Can't find information
  • Limited Boolean search
  • 10 search terms only
  • Only indexes the first 100K of a page
  • Synonym search not reliable
  • No alternative sort options for web pages
  • User has to assess and evaluate pages

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The charge
Margaret Thatcher invented Mr Whippy ice cream
guilty or not guilty?
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Irrelevant article on Spitting Image puppets
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Free biography from Gale
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What is wrong with Google?
  • Can't find information
  • Limited Boolean search
  • 10 search terms only
  • Only indexes the first 100K of a page
  • Synonym search not reliable
  • No alternative sort options for web pages
  • User has to assess and evaluate pages
  • Invisible web

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Invisible web
  • Badly designed sites
  • Databases
  • Password protected areas
  • Indexing level
  • Free home pages
  • Too many levels down
  • Vanished pages

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Alternatives to Google
  • Yahoo, Teoma, Hotbot, MSN

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Yahoo vs. Google
  • Google
  • 8 billion pages
  • Max. 10 search terms
  • Boolean OR only
  • Numeric range search
  • Link command limited
  • Indexes first 100K
  • Yahoo
  • ? pages
  • No limit on search terms
  • OR, AND, NOT
  • No numeric range search
  • Link and linkdomain commands
  • Indexes first 500 K

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Alternatives to Google
  • Yahoo, Teoma, Hotbot, MSN
  • Killerinfo, Vivisimo, Kartoo

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Alternatives to Google
  • Yahoo, Teoma, Hotbot, MSN
  • Killerinfo, Vivisimo, Kartoo
  • Subject specific search tools
  • Scirus, Find.com, Biology Browser

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Alternatives to Google
  • Yahoo, Teoma, Hotbot, MSN
  • Killerinfo, Vivisimo, Kartoo
  • Subject specific search tools
  • Scirus, Find.com, Biology Browser
  • Search agents
  • Copernic, deskbars (Blinkx etc.)

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Alternatives to Google
  • Yahoo, Teoma, Hotbot, MSN
  • Killerinfo, Vivisimo, Kartoo
  • Subject specific search tools
  • Scirus, Find.com, Biology Browser
  • Search agents
  • Copernic, deskbars (Blinkx etc.)
  • Evaluated listings

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Finding key starting points listings
  • Often include invisible web resources
  • Colleagues, browsing, workshops, news
  • Link command
  • Google
  • linkwww.zefix.admin.ch (99 pages)
  • Yahoo
  • linkhttp//www.zefix.admin.ch/ (681)
  • linkdomainwww.zefix.admin.ch/ (858)

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Alternatives to Google
  • Yahoo, Teoma, Hotbot, MSN
  • Killerinfo, Vivisimo, Kartoo
  • Subject specific search tools
  • Scirus, Find.com, Biology Browser
  • Search agents
  • Copernic, deskbars (Blinkx etc.)
  • Evaluated listings
  • Databases

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Searching databases
  • Need to understand type of content
  • Need to understand coverage
  • structure of documents
  • Terminology, indexing classification
  • Specialist areas
  • haven't a clue what I'm doing!
  • ask an expert

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Alternatives to Google
  • Yahoo, Teoma, Hotbot, MSN
  • Killerinfo, Vivisimo, Kartoo
  • Subject specific search tools
  • Scirus, Find.com, Biology Browser
  • Search agents
  • Copernic, deskbars (Blinkx etc.)
  • Evaluated listings
  • Databases
  • People!

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People
  • Usenet newsgroups
  • Discussion lists
  • BUSLIB-L, LIS-LINK etc.
  • Web based discussions
  • e.g. Freepint bar
  • Google Answers

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People
  • Usenet newsgroups
  • Discussion lists
  • BUSLIB-L, LIS-LINK etc.
  • Web based discussions
  • e.g. Freepint bar
  • Google Answers
  • You!!

54
The end of Google?
  • January 2004 Yahoo launched new search engine to
    compete with Google
  • Summer 2004 Google looking rather tired but
    now
  • Database of 8 billion pages
  • Launched Google Books
  • Launched Google Scholar
  • Additional search features
  • Google still looking healthy but strong
    competition from specialist tools (e.g.
    Find.com), Yahoo, MSN etc.

55
Karen Blakeman RBA Information Services Tel 0118
947 2256 karen.blakeman_at_rba.co.uk www.rba.co.uk
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