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» Locality of Queries and Transformations
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VLDB
2002
ACM
98views Database» more  VLDB 2002»
15 years 6 months ago
Processing Star Queries on Hierarchically-Clustered Fact Tables
Star queries are the most prevalent kind of queries in data warehousing, OLAP and business intelligence applications. Thus, there is an imperative need for efficiently processing ...
Nikos Karayannidis, Aris Tsois, Timos K. Sellis, R...
DL
1998
Springer
111views Digital Library» more  DL 1998»
15 years 10 months ago
Query Performance for Tightly Coupled Distributed Digital Libraries
We consider a digital library distributed in a tightly coupled environment. The library is indexed by inverted files and the vector space model is used as ranking strategy. Using ...
Berthier A. Ribeiro-Neto, Ramurti A. Barbosa
CLA
2007
15 years 7 months ago
SearchSleuth: The Conceptual Neighbourhood of an Web Query
This paper presents SearchSleuth, a program developed to experiment with a form of automatic local analysis that extends the standard Web search interface to include a conceptual n...
Jon Ducrou, Peter W. Eklund
ISBI
2006
IEEE
16 years 7 months ago
3D anatomical variability assessment of the scoliotic spine using statistics on Lie groups
We present a method to analyse the variability of the spine shape using rigid transforms. The spine was expressed as a set of rigid transforms that superpose local coordinates sys...
Jonathan Boisvert, Xavier Pennec, Nicholas Ayache,...
MIDDLEWARE
2004
Springer
15 years 11 months ago
Foreseer: A Novel, Locality-Aware Peer-to-Peer System Architecture for Keyword Searches
Peer-to-peer (P2P) systems are becoming increasingly popular and complex, serving millions of users today. However, the design of current unstructured P2P systems does not take ful...
Hailong Cai, Jun Wang