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SIGMOD
2007
ACM
181views Database» more  SIGMOD 2007»
14 years 9 months ago
Progressive and selective merge: computing top-k with ad-hoc ranking functions
The family of threshold algorithm (i.e., TA) has been widely studied for efficiently computing top-k queries. TA uses a sort-merge framework that assumes data lists are pre-sorted...
Dong Xin, Jiawei Han, Kevin Chen-Chuan Chang
MOBISYS
2007
ACM
14 years 8 months ago
A time-and-value centric provenance model and architecture for medical event streams
Provenance becomes a critical requirement for healthcare IT infrastructures, especially when pervasive biomedical sensors act as a source of raw medical streams for large-scale, a...
Min Wang, Marion Blount, John Davis, Archan Misra,...
TRIDENTCOM
2005
IEEE
14 years 2 months ago
A Global X-Bone for Network Experiments
A global Internet overlay testbed is being deployed to support the distributed, shared use of resources for network research. The Global X-Bone (GX-Bone) augments the X-Bone softw...
Joseph D. Touch, Yu-Shun Wang, Venkata K. Pingali,...
ER
2010
Springer
114views Database» more  ER 2010»
13 years 7 months ago
KBB: A Knowledge-Bundle Builder for Research Studies
Researchers struggle to manage vast amounts of data coming from hundreds of sources in online repositories. To successfully conduct research studies, researchers need to find, ret...
David W. Embley, Stephen W. Liddle, Deryle W. Lons...
MTSR
2007
Springer
14 years 3 months ago
A Distributed Architecture for Harvesting Metadata Describing Organizations in the Agriculture Sector
Providing easy access to updated, accurate and semantically meaningful information about organizations working in the agriculture sector is of primary importance in agricultural in...
Valeria Pesce, Maru Ajit, Gauri Salokhe, Johannes ...