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» An Efficient Method for Compressed Sensing
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DCC
2005
IEEE
14 years 4 months ago
JPEG2000 and Motion JPEG2000 Content Analysis Using Codestream Length Information
The widespread adoption of the JPEG2000 standard calls for the development of computationally efficient algorithms to analyze the content of imagery compressed using this standard...
Ali Tabesh, Ali Bilgin, Karthik Krishnan, Michael ...
ISCAS
2005
IEEE
133views Hardware» more  ISCAS 2005»
14 years 4 months ago
Sub-sequence video coding for improved temporal scalability
—Compression efficiency and bitrate scalability are among the key factors in video coding. The paper introduces novel sub-sequence coding techniques for temporal scalability. The...
Dong Tian, Miska M. Hannuksela, Moncef Gabbouj
AUTOMATICA
2002
72views more  AUTOMATICA 2002»
13 years 10 months ago
Drive torque actuation in active surge control of centrifugal compressors
A novel aproach to active surge control is presented for a centrifugal compressor driven by an electrical motor. The main idea of the paper is to use the drive itself for surge co...
Jan Tommy Gravdahl, Olav Egeland, Svein Ove Vatlan...
ICPR
2006
IEEE
14 years 12 months ago
Camera Calibration from Two Shadow Trajectories
We introduce an efficient method for recovering the camera parameters automatically from the cast shadows of two 3D points observed over time. Compared to previous related work, o...
Fei Lu, Xiaochun Cao, Yuping Shen, Hassan Foroosh
SIAMSC
2010
215views more  SIAMSC 2010»
13 years 9 months ago
A Fast Algorithm for Sparse Reconstruction Based on Shrinkage, Subspace Optimization, and Continuation
We propose a fast algorithm for solving the ℓ1-regularized minimization problem minx∈Rn µ x 1 + Ax − b 2 2 for recovering sparse solutions to an undetermined system of linea...
Zaiwen Wen, Wotao Yin, Donald Goldfarb, Yin Zhang