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DEXA
2007
Springer
107views Database» more  DEXA 2007»
15 years 9 months ago
When Mobile Objects' Energy Is Not So Tight: A New Perspective on Scalability Issues of Continuous Spatial Query Systems
The two dominant costs in continuous spatial query systems are the wireless communication cost for location update, and the evaluation cost for query processing. Existing works add...
Tai T. Do, Fuyu Liu, Kien A. Hua
CIDM
2009
IEEE
15 years 9 months ago
Handling continuous attributes in Ant Colony Classification algorithms
Most real-world classification problems involve continuous (real-valued) attributes, as well as, nominal (discrete) attributes. The majority of Ant Colony Optimisation (ACO) classi...
Fernando E. B. Otero, Alex Alves Freitas, Colin G....
EDBT
2009
ACM
174views Database» more  EDBT 2009»
15 years 11 months ago
Continuous probabilistic nearest-neighbor queries for uncertain trajectories
This work addresses the problem of processing continuous nearest neighbor (NN ) queries for moving objects trajectories when the exact position of a given object at a particular t...
Goce Trajcevski, Roberto Tamassia, Hui Ding, Peter...
MDM
2010
Springer
301views Communications» more  MDM 2010»
15 years 9 months ago
Query m-Invariance: Preventing Query Disclosures in Continuous Location-Based Services
Abstract—Location obfuscation using cloaking regions preserves location anonymity by hiding the true user among a set of other equally likely users. Furthermore, a cloaking regio...
Rinku Dewri, Indrakshi Ray, Indrajit Ray, Darrell ...
VLDB
1997
ACM
99views Database» more  VLDB 1997»
15 years 9 months ago
Resource Scheduling in Enhanced Pay-Per-View Continuous Media Databases
The enhanced pay-per-view (EPPV) model for providing continuous-media-on-demand(CMOD) services associates with each continuous media clip a display frequency that dependson the cl...
Minos N. Garofalakis, Banu Özden, Abraham Sil...