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» Constraints over Ontologies
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TCOM
2008
136views more  TCOM 2008»
13 years 8 months ago
Cross-layer adaptive transmission with incomplete system state information
We consider a point-to-point communication system in which data packets randomly arrive to a finite-length buffer and are subsequently transmitted to a receiver over a timevarying ...
Anh Tuan Hoang, Mehul Motani
TOG
2008
117views more  TOG 2008»
13 years 8 months ago
Video puppetry: a performative interface for cutout animation
We present a video-based interface that allows users of all skill levels to quickly create cutout-style animations by performing the character motions. The puppeteer first creates...
Connelly Barnes, David E. Jacobs, Jason Sanders, D...
TSP
2008
115views more  TSP 2008»
13 years 8 months ago
Approximation Bounds for Semidefinite Relaxation of Max-Min-Fair Multicast Transmit Beamforming Problem
Consider a downlink multicast scenario where a base station equipped with multiple antennas wishes to simultaneously broadcast a number of signals to some given groups of users ove...
Tsung-Hui Chang, Zhi-Quan Luo, Chong-Yung Chi
JSAC
2007
180views more  JSAC 2007»
13 years 8 months ago
A Cross-Layer Approach for WLAN Voice Capacity Planning
— This paper presents an analytical approach to determining the maximum number of on/off voice flows that can be supported over a wireless local area network (WLAN), under a qua...
Yu Cheng, Xinhua Ling, Wei Song, Lin X. Cai, Weihu...
TWC
2008
150views more  TWC 2008»
13 years 8 months ago
A Unified Cross-Layer Framework for Resource Allocation in Cooperative Networks
Node cooperation is an emerging and powerful solution that can overcome the limitation of wireless systems as well as improve the capacity of the next generation wireless networks....
Wei Chen, Lin Dai, Khaled Ben Letaief, Zhigang Cao