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GIS
2009
ACM
15 years 11 months ago
Constrained reverse nearest neighbor search on mobile objects
In this paper, we formalize the novel concept of Constrained Reverse k-Nearest Neighbor (CRkNN) search on mobile objects (clients) performed at a central server. The CRkNN query c...
Tobias Emrich, Hans-Peter Kriegel, Peer Kröge...
ICC
2009
IEEE
127views Communications» more  ICC 2009»
15 years 11 months ago
Utility-Based User Grouping and Bandwidth Allocation for Wireless Multicast Systems
Abstract—With the proliferation of wireless multimedia applications, multicast/broadcast has been recognized as an efficient technique to transmit a large volume of data to mult...
Juan Liu, Wei Chen, Zhigang Cao, Ying Jun Zhang, S...
ICC
2009
IEEE
106views Communications» more  ICC 2009»
15 years 11 months ago
Pilot Matrix Design for Interim Channel Estimation in Two-Hop MIMO AF Relay Systems
In this paper, we are concerned with a two-hop multi-input-multi-output (MIMO) amplify-andforward (AF) relay system consisting of a source node (SN), a relay node (RN), and a dest...
Jun Ma, Philip V. Orlik, Jinyun Zhang, Ye (Geoffre...
INFOCOM
2009
IEEE
15 years 11 months ago
apt-p2p: A Peer-to-Peer Distribution System for Software Package Releases and Updates
—The Internet has become a cost-effective vehicle for software development and release, particular in the free software community. Given the free nature of this software, there a...
Cameron Dale, Jiangchuan Liu
ADHOCNOW
2009
Springer
15 years 11 months ago
SenSearch: GPS and Witness Assisted Tracking for Delay Tolerant Sensor Networks
Abstract— Mobile wireless sensor networks have to be robust against the limitations of the underlying platform. While lightweight form factor makes them an attractive choice for ...
Lun Jiang, Jyh-How Huang, Ankur Kamthe, Tao Liu, I...