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CSCW
2006
ACM
14 years 1 months ago
Response times in N-user replicated, centralized, and proximity-based hybrid collaboration architectures
We evaluate response times, in N-user collaborations, of the popular centralized (client-server) and replicated (peer-to-peer) architectures, and a hybrid architecture in which ea...
Sasa Junuzovic, Prasun Dewan
MOBIHOC
2006
ACM
14 years 7 months ago
Algorithmic aspects of communication in ad-hoc networks with smart antennas
Smart antennas have gained significant importance in multihop wireless networks in recent years, because of their sophisticated signal processing capabilities that hold the potent...
Karthikeyan Sundaresan, Weizhao Wang, Stephan Eide...
MOBISYS
2009
ACM
14 years 8 months ago
Air-dropped sensor network for real-time high-fidelity volcano monitoring
This paper presents the design and deployment experience of an air-dropped wireless sensor network for volcano hazard monitoring. The deployment of five stations into the rugged c...
Wen-Zhan Song, Renjie Huang, Mingsen Xu, Andy Ma, ...
PERCOM
2007
ACM
14 years 7 months ago
A Cooperative MAC Protocol for Ad Hoc Wireless Networks
Cooperative communications fully leverages the broadcast nature of the wireless channel and spatial diversity, thereby achieving tremendous improvements in system capacity and dela...
Thanasis Korakis, Zhifeng Tao, Yevgeniy Slutskiy, ...
MM
2009
ACM
160views Multimedia» more  MM 2009»
14 years 2 months ago
On statistical multiplexing of variable-bit-rate video streams in mobile systems
We consider the problem of broadcasting multiple variable-bit-rate (VBR) video streams from a base station to many mobile devices over a wireless network, so that: (i) perceived q...
Cheng-Hsin Hsu, Mohamed Hefeeda