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IAJIT
2010
147views more  IAJIT 2010»
13 years 5 months ago
A novel radon-wavelet based OFDM system design and performance under different channel conditions
: Finite Radon Transform mapper has the ability to increase orthogonality of sub-carriers, it is non sensitive to channel parameters variations, and has a small constellation energ...
Abbas Hasan Kattoush
ICPP
2006
IEEE
14 years 1 months ago
Improving Spatial Reuse with Collision-Aware DCF in Mobile Ad Hoc Networks
—Carrier sensing is a medium access method widely adopted in wireless communication to protect data transfers from interference. For example, Distributed Coordination Function (D...
Lubo Song, Chansu Yu
TCSV
2008
110views more  TCSV 2008»
13 years 7 months ago
In-Scale Motion Compensation for Spatially Scalable Video Coding
In existing pyramid-based spatially scalable coding schemes, such as H.264/MPEG-4 SVC (scalable video coding), video frame at a certain high-resolution layer is mainly predicted ei...
Ruiqin Xiong, Jizheng Xu, Feng Wu
ICWN
2008
13 years 9 months ago
Progressive Content-Sensitive Data Retrieval in Sensor Networks
: Problem statement: For a sensor network comprising autonomous and self-organizing data sources, efficient similarity-based search for semantic-rich resources (such as video data)...
Bo Yang, Mareboyana Manohar, Shaoying Kou
ICIP
2004
IEEE
14 years 9 months ago
New scaling technique for direct mode coding in B pictures
To leave the maximum flexibility in encoder to optimize the trade-off between coding performance and complexity, in video coding standards such as H.264/AVC [1], H.263 [2] and MPE...
Xiangyang Ji, Debin Zhao, Wen Gao, Yan Lu, Siwei M...