Sciweavers

11 search results - page 1 / 3
» Monitoring qualitative spatiotemporal change for geosensor n...
Sort
View
GIS
2005
ACM
14 years 5 months ago
Monitoring dynamic spatial fields using responsive geosensor networks
Information about dynamic spatial fields, such as temperature, windspeed, or the concentration of gas pollutant in the air, is important for many environmental applications. At th...
Matt Duckham, Silvia Nittel, Michael F. Worboys
GEOINFORMATICA
2011
12 years 11 months ago
Qualitative change detection using sensor networks based on connectivity information
The research reported in this paper uses wireless sensor networks to provide salient information about spatially distributed dynamic fields, such as regional variations in tempera...
Jixiang Jiang, Michael F. Worboys, Silvia Nittel
GIS
2010
ACM
13 years 3 months ago
Decentralized querying of topological relations between regions without using localization
This paper proposes an efficient, decentralized algorithm for determining the topological relationship between two regions monitored by a geosensor network. Many centralized algo...
Matt Duckham, Myeong Hun Jeong, Sanjiang Li, Joche...
GISCIENCE
2010
Springer
230views GIS» more  GISCIENCE 2010»
13 years 5 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