Sciweavers

25937 search results - page 89 / 5188
» Geographic Information Systems
Sort
View
ADHOC
2007
122views more  ADHOC 2007»
15 years 4 months ago
Modeling and analyzing the correctness of geographic face routing under realistic conditions
Geographic protocols are very promising for wireless ad hoc and sensor networks due to the low state storage and low message overhead. Under certain idealized conditions, geograph...
Karim Seada, Ahmed Helmy, Ramesh Govindan
MOBIHOC
2004
ACM
16 years 3 months ago
On greedy geographic routing algorithms in sensing-covered networks
Greedy geographic routing is attractive in wireless sensor networks due to its efficiency and scalability. However, greedy geographic routing may incur long routing paths or even ...
Guoliang Xing, Chenyang Lu, Robert Pless, Qingfeng...
COSIT
2009
Springer
119views GIS» more  COSIT 2009»
15 years 10 months ago
Grounding Geographic Categories in the Meaningful Environment
Abstract. Ontologies are a common approach to improve semantic interoperability by explicitly specifying the vocabulary used by a particular information community. Complex expressi...
Simon Scheider, Krzysztof Janowicz, Werner Kuhn
WWW
2008
ACM
16 years 4 months ago
Information "uptrieval": exploring models for content assimilation and aggregation for developing regions
Information Retrieval on the WWW is important because it is hard to find what one is looking for. There is a plethora of information available, and searching relevant information ...
Sheetal K. Agarwal, Arun Kumar, Sougata Mukherjea,...
IEEEVAST
2010
14 years 10 months ago
Geo-historical context support for information foraging and sensemaking: Conceptual model, implementation, and assessment
Information foraging and sensemaking with heterogeneous information are context-dependent activities. Thus visual analytics tools to support these activities must incorporate cont...
Brian M. Tomaszewski, Alan M. MacEachren