Specialist Tools for Tackling the Hidden Web

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1 Inforum 2006, Prague Specialist Tools for Tackling the Hidden Web Karen Blakeman RBA Information Services 1

2 We have a problem Web (Yahoo 20 billion!) News Pictures Video Video Audio, podcasts Formatted files Blogs Discussion boards Databases Books Learned journals Pre-prints etc. etc. etc. 2

3 What is the hidden web? Sometimes called the invisible web, the deep web, the dark web Information that is not easy to find may be there but not covered by Google et al. or buried near the bottom of the results list The massive web The poorly ranked web The unindexed web The password protected web 3

4 General search techniques The massive web what do you do with 9,726,780 results? most relevant may be near the bottom imagine what you would like to appear in your ideal document and include those words in your search ask or partially answer your question in your search how fast can a hippopotamus run a hippopotamus can run at use the advanced search use alternative search terms or synonyms 4

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6 The Google Sinker Named by Phil Bradley Also works in Yahoo and Exalead Repeat the most important words in your search beer market share belgium czech beer market share belgium czech czech beer market share belgium czech czech czech beer market share belgium belgium czech czech czech All give different results and change the order 6

7 Use a different search engine Different coverage Different types of information news, image, video, blog search, audio etc. Sort your results in a different order Yahoo - search.yahoo.com ASK - Exalead - MSN - search.msn.com ranking.thumbshots.com to compare results 7

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11 Think type of information Statistics official national statistics offices Information on companies Official company registries Peer reviewed articles Scirus, Google Scholar (?), Windows Academic Live, PubMed, priced databases STN, Thomson, Proquest, Alacra... 11

12 Evaluated subject listings and portals Lists of sites assessed and evaluated by people knowledgeable in that subject Often include links to databases and resources not easily found by the search engines BUBL 12

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15 Evaluated subject listings and portals Lists of sites assessed and evaluated by people knowledgeable in that subject Often include links to databases and resources not easily found by the search engines BUBL Aerade, EEVL, Biome, Sosig etc. listed in Pinakes 15

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17 Evaluated subject listings and portals Lists of sites assessed and evaluated by people knowledgeable in that subject Often include links to databases and resources not easily found by the search engines BUBL Aerade, EEVL, Biome, Sosig etc. listed in Pinakes Alacrawiki spotlights for industry sector information 17

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19 Use the right bit of the search engine Try out the alternative tabs and links on the search engine screen, for example news, images, video, audio, blogsearch Use specialist search tools Technorati, Blogpulse, Google Blogsearch for blogs and RSS Morguefile, FreeFoto, Flickr Creative Commons, commons.wikimedia.org for images Yahoo Video, Blinkx.TV for TV and radio interviews, corporate promotions, monitoring competitors' advertisements 19

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22 How to find specialist search tools GoshMe Trovando 22

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30 In summary... Use advanced search options to bring relevant documents further up your results lists Use a different search engine Use the media-type areas of the search engine such as images, video, blog or try a specialist tool Try an evaluated subject listing Think type of information - that will guide you to the most appropriate resource 30

Karen Blakeman RBA Information Services Tel: +44 118 947 2256

31 Karen Blakeman RBA Information Services Tel:

Photo: This presentation is licensed under a Creative Commons Attribution 3.

Photo: This presentation is licensed under a Creative Commons Attribution 3. Using Social Media to Promote Your Library s Services INFORUM, 25 th 27 th May 2010 Karen.Blakeman@rba.co.uk www.twitter.com/karenblakeman http://www.rba.co.uk/ Photo: http://www.flickr.com/photos/rbainfo/2536686370/