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ICDE
2007
IEEE
110views Database» more  ICDE 2007»
14 years 8 months ago
Pointwise-Dense Region Queries in Spatio-temporal Databases
Applications such as traffic management and resource scheduling for location-based services commonly need to identify regions with high concentrations of moving objects. Such quer...
Jinfeng Ni, Chinya V. Ravishankar
ICCV
2009
IEEE
13 years 5 months ago
Storyboard sketches for Content Based Video Retrieval
We present a novel Content Based Video Retrieval (CBVR) system, driven by free-hand sketch queries depicting both objects and their movement (via dynamic cues; streak-lines and ar...
John P. Collomosse, Graham McNeill, Yu Qian
ICDE
2009
IEEE
115views Database» more  ICDE 2009»
14 years 9 months ago
Efficient Evaluation of Multiple Preference Queries
Consider multiple users searching for a hotel room, based on size, cost, distance to the beach, etc. Users may have variable preferences expressed by different weights on the attri...
Leong Hou U, Nikos Mamoulis, Kyriakos Mouratidis
DEXAW
2004
IEEE
88views Database» more  DEXAW 2004»
13 years 11 months ago
A Possible World Approach to Uncertain Relational Data
Data exchange between embedded systems and other small or large computing devices increases. Since data in different data sources may refer to the same real world objects, data ca...
Ander de Keijzer, Maurice van Keulen
PVLDB
2008
146views more  PVLDB 2008»
13 years 6 months ago
Efficient search for the top-k probable nearest neighbors in uncertain databases
Uncertainty pervades many domains in our lives. Current real-life applications, e.g., location tracking using GPS devices or cell phones, multimedia feature extraction, and sensor...
George Beskales, Mohamed A. Soliman, Ihab F. Ilyas