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129
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INFOCOM
2000
IEEE
15 years 8 months ago
RADAR: An In-Building RF-Based User Location and Tracking System
The proliferation of mobile computing devices and local-area wireless networks has fostered a growing interest in location-aware systems and services. In this paper we present RAD...
Paramvir Bahl, Venkata N. Padmanabhan
VLDB
2006
ACM
171views Database» more  VLDB 2006»
16 years 4 months ago
Grid-partition index: a hybrid method for nearest-neighbor queries in wireless location-based services
Abstract Traditional nearest-neighbor (NN) search is based on two basic indexing approaches: object-based indexing and solution-based indexing. The former is constructed based on t...
Baihua Zheng, Jianliang Xu, Wang-Chien Lee, Dik Lu...
MIDDLEWARE
2005
Springer
15 years 9 months ago
Adaptive query processing in mobile environment
These last years, the evolution of nomadic terminals and mobile networks has yield to the development of the ubiquitous computing. In this context, actual query evaluation and opt...
Hocine Grine, Thierry Delot, Sylvain Lecomte
147
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EUROPKI
2004
Springer
15 years 9 months ago
Distributed CA-based PKI for Mobile Ad Hoc Networks Using Elliptic Curve Cryptography
The implementation of a standard PKI in a mobile ad hoc network (MANET) is not practical for several reasons: (1) lack of a fixed infrastructure; (2) a centralized certification au...
Charikleia Zouridaki, Brian L. Mark, Kris Gaj, Ros...
133
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DEBS
2003
ACM
15 years 9 months ago
Client mobility in rendezvous-notify
Event-based computing is vital for the next generation mobile services and applications that need to meet user requirements irrespective of time and location. The event paradigm i...
Sasu Tarkoma, Jaakko Kangasharju, Kimmo E. E. Raat...