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TSP
2008
180views more  TSP 2008»
15 years 8 days ago
Algebraic Signal Processing Theory: Foundation and 1-D Time
This paper introduces a general and axiomatic approach to linear signal processing (SP) that we refer to as the algebraic signal processing theory (ASP). Basic to ASP is the linear...
Markus Püschel, José M. F. Moura
ICIP
1998
IEEE
16 years 1 months ago
Fast Blind Inverse Halftoning
We present a fast, non-iterative technique for producing grayscale images from error diffused and dithered halftones. The first stage of the algorithm consists of a Gaussian filte...
Niranjan Damera-Venkata, Thomas D. Kite, Mahalaksh...
ICPR
2002
IEEE
16 years 1 months ago
On the Fast Modification of the Vector Median Filter
Bogdan Smolka, Marek Szczepanski, Konstantinos N. ...
88
Voted
ISCAS
1999
IEEE
92views Hardware» more  ISCAS 1999»
15 years 4 months ago
Hybrid inverse halftoning using adaptive filtering
We propose a novel fast inverse halftoning technique using a combination of spatial varying filtering and spatial invariant filtering. The proposed algorithm is significantly simp...
Oscar C. Au, Ming Sun Fu, Peter H. W. Wong, Justy ...
70
Voted
CORR
2010
Springer
89views Education» more  CORR 2010»
15 years 14 days ago
Collaborative Filtering in a Non-Uniform World: Learning with the Weighted Trace Norm
We show that matrix completion with tracenorm regularization can be significantly hurt when entries of the matrix are sampled nonuniformly. We introduce a weighted version of the ...
Ruslan Salakhutdinov, Nathan Srebro