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ICASSP
2011
IEEE
14 years 8 months ago
Temporally coherent luminance-to-luma mapping for high dynamic range video coding with H.264/AVC
This paper presents a technique for the efficient compression of high dynamic range video (HDR) sequences. Such video sequences usually represent several orders of magnitude of r...
Jens-Uwe Garbas, Herbert Thoma
ICASSP
2010
IEEE
15 years 4 months ago
Automatic matched filter recovery via the audio camera
The sound reaching the acoustic sensor in a realistic environment contains not only the part arriving directly from the sound source but also a number of environmental re ections....
Adam O'Donovan, Ramani Duraiswami, Dmitry N. Zotki...
CORR
2010
Springer
248views Education» more  CORR 2010»
15 years 4 months ago
Optimal Spectrum Sharing in MIMO Cognitive Radio Networks via Semidefinite Programming
Abstract--In cognitive radio (CR) networks with multipleinput multiple-output (MIMO) links, secondary users (SUs) can exploit "spectrum holes" in the space domain to acce...
Ying Jun Zhang, Anthony Man-Cho So
TWC
2008
150views more  TWC 2008»
15 years 4 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
DCC
2004
IEEE
16 years 4 months ago
Coding for Fast Access to Image Regions Defined by Pixel Range
Many technical imaging applications, like coding "images" of digital elevation maps, require extracting regions of compressed images in which the pixel values are within...
Amir Said, Sehoon Yea, William A. Pearlman