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Site-wide Search

Upgrade and new features Jon Warbrick University of Cambridge Computing Service jw35@cam.ac.uk. Site-wide Search. Site-wide search. web-search.cam.ac.uk. Site-wide search. web-search.cam.ac.uk Ultraseek, from Infoseek. Site-wide search. web-search.cam.ac.uk

kennethbradley
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Site-wide Search

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  1. Upgrade and new features Jon WarbrickUniversity of Cambridge Computing Servicejw35@cam.ac.uk Site-wide Search

  2. Site-wide search • web-search.cam.ac.uk

  3. Site-wide search • web-search.cam.ac.uk • Ultraseek, from Infoseek

  4. Site-wide search • web-search.cam.ac.uk • Ultraseek, from Infoseek -> Inktomi

  5. Site-wide search • web-search.cam.ac.uk • Ultraseek, from Infoseek -> Inktomi -> Verity

  6. Site-wide search • web-search.cam.ac.uk • Ultraseek, from Infoseek -> Inktomi -> Verity -> Autonomy

  7. Site-wide search • web-search.cam.ac.uk • Ultraseek, from Infoseek -> Inktomi -> Verity -> Autonomy • Currently indexing • ~600 servers • ~1.2 million documents • ~2.5 million URLs

  8. Site-wide search • Indexes 'more-or-less official' servers

  9. Site-wide search • Indexes 'more-or-less official' servers • Maintains two indexes • 'internal' and 'external' • automatically routes queries

  10. Site-wide search • Indexes 'more-or-less official' servers • Maintains two indexes • 'internal' and 'external' • automatically routes queries • Services for University Webmasters • Add/delete/re-index • Packaged searches

  11. 2006 Upgrade • Improved resilience

  12. 2006 Upgrade • Improved resilience • Case-inSenSITIVE matching

  13. 2006 Upgrade • Improved resilience • Case-inSenSITIVE matching • Quick Links

  14. 2006 Upgrade • Improved resilience • Case-inSenSITIVE matching • Quick Links

  15. 2006 Upgrade • Improved resilience • Case-inSenSITIVE matching • Quick Links • Passage-based summaries

  16. 2006 Upgrade • Improved resilience • Case-inSenSITIVE matching • Quick Links • Passage-based summaries

  17. 2006 Upgrade • Improved resilience • Case-inSenSITIVE matching • Quick Links • Passage-based summaries • Grouping by location

  18. 2006 Upgrade • Improved resilience • Case-insensitive matching • Quick Links • Passage-based summaries • Grouping by location

  19. 2006 Upgrade • Improved resilience • Case-inSenSITIVE matching • Quick Links • Passage-based summaries • Grouping by location • [ All terms matching ]

  20. 2006 Upgrade • More indexing (dynamic pages + https + JavaScript)

  21. 2006 Upgrade • More indexing (dynamic pages + https + JavaScript)

  22. 2006 Upgrade • More indexing (dynamic pages + https + JavaScript)

  23. 2006 Upgrade • More indexing (dynamic pages + https + JavaScript) • Sources of indexing requests • s1.web-search.cam.ac.uk - s6.web-search.cam.ac.uk • an address in the range 192.153.213.0-255

  24. 2006 Upgrade • More indexing (dynamic pages + https + JavaScript) • Sources of indexing requests • s1.web-search.cam.ac.uk - s6.web-search.cam.ac.uk • an address in the range 192.153.213.0-255 • Backup search engines • Add URL, Revisit Site, etc.

  25. Problems with dynamic content

  26. Frames hiding real URL Junk path info 'Success' error pages Lack of Last Modification time stamp Inconsistent URLs Problems with dynamic content • Randomly permuted query arguments • Gratuitously-varying detail • Variant pages • Calendars linking to other pages • Cache-busting headers

  27. Further information • Notes for webmasters:http://www.cam.ac.uk/cs/web-search/ • Details of recent changes:http://www.cam.ac.uk/cs/web-search/changes-200608.html • Help and advice:web-support@ucs.cam.ac.uk

  28. If you have been, thanks for listening

  29. I wonder if anyone will ask...

  30. “Why don't you use Google?” I wonder if anyone will ask...

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