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Recent Trends in Federated Search: A Snapshot of the Landscape Today

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Title: Recent Trends in Federated Search: A Snapshot of the Landscape Today


1
Recent Trends in Federated Search A Snapshot of
the Landscape Today
  • Frank Cervone, PhD
  • Assistant University Librarian for Information
    Technology
  • Northwestern University
  • Evanston, IL, USA

2
What is federated searching?
There isnt any one best database for articles on
usability
Federatedsearchproduct
Merged results list
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7
Daily searches in Metalib
8
Metasearch trend line
9
The world is shrinking
10
Search Thingy
11
Search Thingy
Academic
Beta, Gammawhatever
Stand on the heads of giants
12
Consolidation
Vivisimo
Grokker
Grokker
Ex Libris
Metalib
Primo
EBSCO
SirsiDynix
SingleSearch
MUSE
CentralSearch
CSA
MetaFind
Innovative
MUSE
ResearchPro
Encore
VTLS
MUSE
WebFeat
ProQuest
Aquabrowser
TLC
Bowker
13
Open source strategies
  • Library Find (Oregon State)
  • dbWiz (Simon Fraser)
  • PazPar2 (Index Data)

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20
Looking outside of libraryland
  • Kind of like something out of Deuteronomy
  • And thus Inktomi begat Ultraseek who begat Verity
    who begat Autonomy who begat
  • Universal Repository Interfacing
  • Endeca
  • Been there, done that
  • Siderian
  • Take Guided Navigation a step further by
    delivering transparency to uncovering the
    relationships within and across the data
    regardless of format or original source
  • Seamark Navigator

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22
Trends
  • Number of vendors is shrinking
  • Open source options increasing
  • Resources migrating to XML information feeds
  • SRU searching is becoming more common
  • Better control of search parameters
  • Z39.50 still the most prevalent
  • Data pre-processing options
  • Harvesting of index data
  • Speeds up searches
  • Normalizes searches
  • Increased use of visualization and clustering
  • Encore, Primo
  • Greater possibilities for off-site hosting

23
Self-renewal?
24
Questions?
  • Frank Cervone
  • Assistant University Librarian for Information
    Technology
  • Northwestern University
  • Evanston, IL
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