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ICDE
2006
IEEE
201views Database» more  ICDE 2006»
14 years 9 months ago
Approximate Data Collection in Sensor Networks using Probabilistic Models
Wireless sensor networks are proving to be useful in a variety of settings. A core challenge in these networks is to minimize energy consumption. Prior database research has propo...
David Chu, Amol Deshpande, Joseph M. Hellerstein, ...
EDBT
2012
ACM
216views Database» more  EDBT 2012»
11 years 10 months ago
Effectively indexing the multi-dimensional uncertain objects for range searching
The range searching problem is fundamental in a wide spectrum of applications such as radio frequency identification (RFID) networks, location based services (LBS), and global po...
Ying Zhang, Wenjie Zhang, Qianlu Lin, Xuemin Lin
MM
2006
ACM
197views Multimedia» more  MM 2006»
14 years 1 months ago
Virtual observers in a mobile surveillance system
Conventional wide-area video surveillance systems use a network of fixed cameras positioned close to locations of interest. We describe an alternative and flexible approach to w...
Stewart Greenhill, Svetha Venkatesh
EWSN
2007
Springer
14 years 7 months ago
Decentralized Scattering of Wake-Up Times in Wireless Sensor Networks
Duty-cycling in wireless sensor networks (WSNs) has both beneficial effects on network lifetime and negative effects on application performance due to the inability of a sensor to ...
Alessandro Giusti, Amy L. Murphy, Gian Pietro Picc...
MTA
2007
183views more  MTA 2007»
13 years 7 months ago
The design of a wireless real-time visual surveillance system
In this paper, we study the important issues in the design of an efficient WIreless real-time visual SurveillancE System (WISES). Two important considerations are to minimize: (1)...
Kam-yiu Lam, Calvin K. H. Chiu