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ICASSP
2009
IEEE
16 years 25 days ago
Quadtree structured restoration algorithms for piecewise polynomial images
Iterative shrinkage of sparse and redundant representations are at the heart of many state of the art denoising and deconvolution algorithms. They assume the signal is well approx...
Adam Scholefield, Pier Luigi Dragotti
ICASSP
2009
IEEE
16 years 25 days ago
Particle filtering for Quantized Innovations
In this paper, we re-examine the recently proposed distributed state estimators based on quantized innovations. It is widely believed that the error covariance of the Quantized In...
Ravi Teja Sukhavasi, Babak Hassibi
153
Voted
ICCS
2009
Springer
16 years 20 days ago
A Second Order Adjoint Method to Targeted Observations
The role of the second order adjoint in targeting strategies is studied and analyzed. Most targeting strategies use the first order adjoint to identify regions where additional in...
Humberto C. Godinez, Dacian N. Daescu
CDC
2008
IEEE
16 years 17 days ago
Recursive estimation of terrestrial magnetic and electric potentials
— In this paper we recursively estimate the magnetic and electric potential of the Earth’s Arctic region. We construct estimates based on data gathered from over 85 magnetomete...
Anthony M. D'Amato, Bruno Otávio Soares Tei...
179
Voted
ICPR
2008
IEEE
16 years 16 days ago
Medical image segmentation via min s-t cuts with sides constraints
Graph cut algorithms (i.e., min s-t cuts) [3][10][15] are useful in many computer vision applications. In this paper we develop a formulation that allows the addition of side cons...
Jiun-Hung Chen, Linda G. Shapiro