Sciweavers

760 search results - page 92 / 152
» Efficient Communication Using Partial Information
Sort
View
VLDB
2005
ACM
126views Database» more  VLDB 2005»
14 years 2 months ago
Consistently Estimating the Selectivity of Conjuncts of Predicates
Cost-based query optimizers need to estimate the selectivity of conjunctive predicates when comparing alternative query execution plans. To this end, advanced optimizers use multi...
Volker Markl, Nimrod Megiddo, Marcel Kutsch, Tam M...
SIGIR
2008
ACM
13 years 8 months ago
Algorithmic mediation for collaborative exploratory search
We describe a new approach to information retrieval: algorithmic mediation for intentional, synchronous collaborative exploratory search. Using our system, two or more users with ...
Jeremy Pickens, Gene Golovchinsky, Chirag Shah, Pe...
GIS
2004
ACM
14 years 9 months ago
Spatio-temporal aggregates over raster image data
Spatial, temporal and spatio-temporal aggregates over continuous streams of remotely sensed image data build a fundamental operation in many applications in the environmental scie...
Jie Zhang, Michael Gertz, Demet Aksoy
IR
2006
13 years 8 months ago
Table extraction for answer retrieval
The ability to find tables and extract information from them is a necessary component of many information retrieval tasks. Documents often contain tables in order to communicate d...
Xing Wei, W. Bruce Croft, Andrew McCallum
WETICE
2000
IEEE
14 years 8 days ago
Developing and Evaluating Collaborative Engineering Studios
We discuss a vision of and work in progress on a collaborative engineering environment, the Collaborative Design Studio, being developed at the Geometric and Intelligent Computing...
Jonathan Sevy, Vera Zaychik, Thomas T. Hewett, Wil...