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IMC
2010
ACM
13 years 5 months ago
Speed testing without speed tests: estimating achievable download speed from passive measurements
How fast is the network? The speed at which real users can download content at different locations and at different times is an important metric for service providers. Knowledge o...
Alexandre Gerber, Jeffrey Pang, Oliver Spatscheck,...
TMC
2010
250views more  TMC 2010»
13 years 6 months ago
Duty Cycle Control for Low-Power-Listening MAC Protocols
Energy efficiency is of the utmost importance in wireless sensor networks. The family of low-power-listening MAC protocols was proposed to reduce one form of energy dissipation...
Christophe J. Merlin, Wendi Beth Heinzelman
SENSYS
2010
ACM
13 years 5 months ago
Meeting ecologists' requirements with adaptive data acquisition
Ecologists instrument ecosystems to collect time series representing the evolution in time and space of relevant abiotic and biotic factors. Sensor networks promise to improve on ...
Marcus Chang, Philippe Bonnet
ICDCS
2007
IEEE
14 years 2 months ago
A Weighted Moving Average-based Approach for Cleaning Sensor Data
Nowadays, wireless sensor networks have been widely used in many monitoring applications. Due to the low quality of sensors and random effects of the environment, however, it is ...
Yongzhen Zhuang, Lei Chen 0002, Xiaoyang Sean Wang...
GISCIENCE
2010
Springer
230views GIS» more  GISCIENCE 2010»
13 years 8 months ago
Detecting Change in Snapshot Sequences
Wireless sensor networks are deployed to monitor dynamic geographic phenomena, or objects, over space and time. This paper presents a new spatiotemporal data model for dynamic area...
Mingzheng Shi, Stephan Winter