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JSAC
2011
171views more  JSAC 2011»
13 years 1 months ago
QoS Provisioning for Heterogeneous Services in Cooperative Cognitive Radio Networks
—In this paper, we propose a spectrum allocation framework that jointly considers the Quality-of-Service (QoS) provisioning for heterogeneous secondary Real-Time (RT) and Non-Rea...
Ammar Alshamrani, Xuemin (Sherman) Shen, Liang-Lia...
TPDS
2008
98views more  TPDS 2008»
13 years 9 months ago
Free-Riding on BitTorrent-Like Peer-to-Peer File Sharing Systems: Modeling Analysis and Improvement
BitTorrent has emerged as a very popular peer-to-peer file sharing system, which uses an embedded set of incentive mechanisms to encourage contribution and prevent free-riding. How...
Minglu Li, Jiadi Yu, Jie Wu
ICIP
2004
IEEE
14 years 11 months ago
Optimal per-pixel estimation for scalable video coding
We address the problem of real-time mode decisions for enhancement layer coding in the context of fine granularity scalable coding. While traditional mode selection strategies tak...
Athanasios Leontaris, Pamela C. Cosman
ISCAS
2007
IEEE
96views Hardware» more  ISCAS 2007»
14 years 4 months ago
A Digital Calibration Technique for the Correction of Glitches in High-Speed DAC's
— The accuracy of high-speed DAC’s is limited by dynamic effects such as glitches. Here, a digital calibration technique to compensate this effect is presented. Because of the ...
B. Catteau, Pieter Rombouts, Ludo Weyten
ICMCS
2005
IEEE
70views Multimedia» more  ICMCS 2005»
14 years 3 months ago
High-performance low-complexity bit-plane coding scheme for MPEG-4 FGS
MPEG-4 FGS (Fine Granularity Scalability) has received tremendous attentions because it has ability to adapt to the network bandwidth variation. In this paper, we present a novel ...
Hong-Yu Chao, Jia-Shung Wang, Juin-Long Lin, Kai-C...