187 search results - page 23 / 38 » Directional wavelet transforms and frames |
ICASSP
2010
IEEE
13 years 8 months ago
2010
IEEE
Besides basis expansions, frames representations play a key role in signal processing. We thus consider the problem of frame domain signal processing, which is more complex and ch...
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
In this paper we present a new method for locating multiple sound sources using only a local segment of data from a large-aperture microphone array. The result of this work may be...
MMSP
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract—In this paper we study the problem of evaluating the reconstruction distortion in the wavelet domain when adaptive lifting schemes (ALS) are used for the direct and inve...
WISA
2005
Springer
14 years 1 months ago
2005
Springer
In this paper, we present a video fingerprinting system to identify the source of illegal copies. Content is distributed along a specified tree, with the seller as the root of the ...
WSCG
2004
13 years 9 months ago
2004
This paper compares various techniques for compressing floating point distance fields. Both lossless and lossy techniques are compared against a new lossless technique. The new Ve...