Presentation given to ABCD-library interest group at Harvard University.

1. What
is it?
Web
Scale
Discovery
…and how
does it
work?

2. 




Overview of WSD
Discovery at Harvard
Open Discovery Initiative
StackLife
Questions

3. what is web-scale discovery?
discovery layer
“next-gen” search interface
index
pre-harvested,
indexed content

4. who:
http://librarytechnology.org/discovery.pl

5. pre-harvested
index
publishers:
Elsevier,
Wiley,
Springer, etc.
aggregators:
Gale,
LexisNexis,
etc.
open source:
Hathi Trust,
DOAJ,
Medline, etc.
full-text articles, article
citations, book chapters,
ebooks, digital objects,
open source content
optional: local content
A&I services:
MLA, LLBA,
PsycINFO, etc.
harvested using FTP and OAI-PMH
local content:
catalog data,
digital/special
collections,
etc.

6. indexing
full-text vs. metadata only

7. “blended results:”
vendor’s discovery layer
vendor index
content and local
content in single
result set
“bento box:”
non-native discovery
layer (Blacklight, Solr,
Drupal, VuFind, etc.)
article
results
(vendor
index)
book
results
(catalog)

8. Example sites
Blended search results (books/articles):
Summon: http://library.syr.edu/
EDS: http://libraries.mit.edu/
Primo: http://library.nd.edu/
WorldCat Local: http://www.lib.umd.edu/
Bento-box search results (split books/articles):
http://library.columbia.edu/
http://searchworks.stanford.edu
http://www.lib.umich.edu/
http://library.dartmouth.edu/