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IWCMC
2006
ACM
14 years 1 months ago
Voice capacity under quality constraints for IEEE 802.11a based WLANs
The communication of voice over wireless local area networks (WLANs) is influenced by the choice of speech codec, packetization interval and PHY layer bit rates. These choices a...
Niranjan Shetty, Sayantan Choudhury, Jerry D. Gibs...
MM
2006
ACM
180views Multimedia» more  MM 2006»
14 years 1 months ago
Fast tracking of near-duplicate keyframes in broadcast domain with transitivity propagation
The identification of near-duplicate keyframe (NDK) pairs is a useful task for a variety of applications such as news story threading and content-based video search. In this pape...
Chong-Wah Ngo, Wanlei Zhao, Yu-Gang Jiang
SENSYS
2006
ACM
14 years 1 months ago
ATPC: adaptive transmission power control for wireless sensor networks
Extensive empirical studies presented in this paper confirm that the quality of radio communication between low power sensor devices varies significantly with time and environme...
Shan Lin, Jingbin Zhang, Gang Zhou, Lin Gu, John A...
MM
2005
ACM
146views Multimedia» more  MM 2005»
14 years 1 months ago
Unsupervised content discovery in composite audio
Automatically extracting semantic content from audio streams can be helpful in many multimedia applications. Motivated by the known limitations of traditional supervised approache...
Rui Cai, Lie Lu, Alan Hanjalic
SIGMETRICS
2005
ACM
100views Hardware» more  SIGMETRICS 2005»
14 years 1 months ago
On AS-level path inference
The ability to discover the AS-level path between two end-points is valuable for network diagnosis, performance optimization, and reliability enhancement. Virtually all existing t...
Zhuoqing Morley Mao, Lili Qiu, Jia Wang, Yin Zhang