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MOBICOM
2006
ACM
14 years 5 months ago
Boundary recognition in sensor networks by topological methods
Wireless sensor networks are tightly associated with the underlying environment in which the sensors are deployed. The global topology of the network is of great importance to bot...
Yue Wang, Jie Gao, Joseph S. B. Mitchell
MOBIHOC
2009
ACM
14 years 11 months ago
Fine-grained boundary recognition in wireless ad hoc and sensor networks by topological methods
Location-free boundary recognition is crucial and critical for many fundamental network functionalities in wireless ad hoc and sensor networks. Previous designs, often coarse-grai...
Dezun Dong, Yunhao Liu, Xiangke Liao
IPSN
2003
Springer
14 years 4 months ago
Boundary Estimation in Sensor Networks: Theory and Methods
Sensor networks have emerged as a fundamentally new tool for monitoring spatially distributed phenomena. This paper investigates a strategy by which sensor nodes detect and estima...
Robert Nowak, Urbashi Mitra
IJRR
2006
145views more  IJRR 2006»
13 years 11 months ago
Coordinate-free Coverage in Sensor Networks with Controlled Boundaries via Homology
ABSTRACT. We introduce tools from computational homology to verify coverage in an idealized sensor network. Our methods are unique in that, while they are coordinate-free and assum...
V. de Silva, R. Ghrist
TOSN
2010
106views more  TOSN 2010»
13 years 9 months ago
On boundary recognition without location information in wireless sensor networks
Boundary recognition is an important and challenging issue in wireless sensor networks when no coordinates or distances are available. The distinction between inner and boundary n...
Olga Saukh, Robert Sauter, Matthias Gauger, Pedro ...