11 search results - page 2 / 3 » Parametric dictionary learning using steepest descent |
DSD
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract—In two recent contributions [1], [2], we have provided a comparative analysis of various optimization algorithms, which can be used for atomic location estimation, and s...
ICCV
2011
IEEE
12 years 8 months ago
2011
IEEE
Recent work on unsupervised feature learning has shown that learning on polynomial expansions of input patches, such as on pair-wise products of pixel intensities, can improve the...
ISNN
2007
Springer
14 years 2 months ago
2007
Springer
A neural-based method for source separation in nonlinear mixture is proposed in this paper. A cost function, which consists of the mutual information and partial moments of the out...
WWW
2004
ACM
14 years 8 months ago
2004
ACM
The overwhelming success of the Web as a mechanism for facilitating information retrieval and for conducting business transactions has led to an increase in the deployment of comp...
ICCV
2011
IEEE
12 years 8 months ago
2011
IEEE
This paper presents a middle-level video representation named Video Primal Sketch (VPS), which integrates two regimes of models: i) sparse coding model using static or moving prim...