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ICASSP
2008
IEEE
16 years 26 days ago
High-dynamic range compression using a fast multiscale optimization
to appear in Proc. IEEE Int’l Conf. on Acoustics, Speech, and Signal Processing, March, 2008 High-dynamic-range medical images take intensity values which cannot be visualized o...
Matthieu Maitre, Yunqiang Chen, Tong Fang
ICASSP
2008
IEEE
16 years 26 days ago
Query adaptative locality sensitive hashing
It is well known that high-dimensional nearest-neighbor retrieval is very expensive. Many signal processing methods suffer from this computing cost. Dramatic performance gains can...
Herve Jegou, Laurent Amsaleg, Cordelia Schmid, Pat...
ICASSP
2008
IEEE
16 years 26 days ago
Computationally efficient equalization of room impulse responses robust to system estimation errors
Equalization techniques for room impulse responses (RIRs) are important in acoustic signal processing applications such as speech dereverberation. In practice, only approximate es...
Wancheng Zhang, Nikolay D. Gaubitch, Patrick A. Na...
DATE
2007
IEEE
89views Hardware» more  DATE 2007»
16 years 22 days ago
Cyclostationary feature detection on a tiled-SoC
In this paper, a two-step methodology is introduced to analyse the mapping of Cyclostationary Feature Detection (CFD) onto a multi-core processing platform. In the first step, th...
André B. J. Kokkeler, Gerard J. M. Smit, Th...
IBPRIA
2007
Springer
16 years 17 days ago
Spectral Modes of Facial Needle-Maps
Abstract. This paper presents a method to decompose a field of surface normals (needle-map). A diffusion process is used to model the flow of height information induced by a fi...
Roberto Fraile, Edwin R. Hancock