2011 Seminars

Mar 4 2011

• Papers: Motion estimated and compensated compressed sensing dynamic magnetic resonance imaging: What we can learn from video compression techniques
• Authors: Hong Jung and Jong Chul Ye
• k-t FOCUSS: A general compressed sensing framework for high resolution dynamic MRI
• Authors: Hong Jung, Kyunghyun Sung, Krishna S. Nayak, Eung Yeop Kim, and Jong Chul Ye
• Presenter: Gabriel Rilling

Feb 25 2011

• Paper: Efficiency of coordinate descent methods on huge-scale optimization problems
• Author: Yurii Nesterov
• Presenter: Martin Takac

Feb 18 2011

• Guest Lecture by Meng Wang on her recent work on l_p regularization for p<=1. infinite dimensional.

Feb 11 2011

• Reading group postponed due to Terence Tao giving a general audience talk on random matrices with discrete entries.

Feb 4 2011

• Paper: The convex geometry of linear inverse problems
• Authors: Venkat Chandrasekaran, Benjamin Recht, Pablo A. Parrilo, and Alan S. Wilsky
• Presenter: Jared Tanner

2010 Seminars

Nov 19 2010

• Paper: Model-Based Compressive Sensing
• Authors: Richard G. Baraniuk, Volkan Cevher, Marco F. Duarte, and Chinmay Hegde
• Presenter: Gabriel Rilling

Nov 12 2010

• Paper: A multilevel domain decomposition algorithm for fast O(N^2 logN) reprojection of tomographic images
• Authors: Amir Boag, Yoram Bresler, and Eric Michielssen
• Presenter: Shaun Kelly

Oct 8-15 2010

• Paper: Guaranteed Minimum Rank Solutions to Linear Matrix Equations via Nuclear Norm Minimization
• Author: Benjamin Recht, Maryam Fazel, and Pablo A. Parrilo
• Presenter: Martin Lotz

Oct 1 2010

• Paper: The sparsity gap: Uncertainty principles proportional to dimension
• Author: Joel Tropp
• Presenter: Jeffrey D Blanchard

Mar 12 2010

• Paper: On the conditioning of random subdictionaries
• Author: Joel Tropp
• Presenter: Mehrdad Yaghoobi

Mar 5 2010

• Paper: A simple proof of the Restricted Isometry Property for Random Matrices
• Authors: Richard Baraniuk, Mark Davenport, Ronald DeVore, and Michael Wakin
• Presenter: Bubacarr Bah

Feb 19 2010

• Guest Lecture by Anders Hansen on his recent work on infinite dimensional compressed sensing.

Feb 5 2010

• Paper: Shifting Inequality and Recovery of Sparse Signals
• Authors: T Tony Cai, Lie Wang, and Guangwu Xu
• Presenter: Jeffrey D Blanchard

Jan 22 2010

• Guest Lecture by Daniel Clark on his recent work.

Jan 15 2010

• Guest Lecture by Konstantinos Drakakis on his recent work.

2009 Seminars

Nov 20 2009

• Guest Lecture by Natalia Bochkina on her recent work.

Nov 19 2009

• Guest Lecture by Mehmet Akcakaya on "Methods for cardiovascular MRI".

Nov 13 2009 to Jan 22 2010

• Paper: Distilled Sensing: Selective Sampling for Sparse Signal Recovery
• Authors: Jarvis Haupt, Rui Castro, and Robert Nowak
• Presenter: Michael Lexa

Oct 30 2009

• Paper: A Fast Iterative Shrinkage-Thresholding Algorithm for Linear Inverse Problems
• Authors: Amir Beck and Marc Teboulle
• Presenter: Mehrdad Yaghoobi

Oct 23 2009

• Guest Lecture by Simon Foucart on his recent work.

Oct 13 2009

• Guest Lecture by Brendan Farrell on his recent work.

Oct 2 2009

• Paper: Message Passing Algorithms for Compressed Sensing
• Authors: David L Donoho, Arian Maleki, and Andrea Montanari
• Presenter: Andrew Thompson

May 11 2009

• Guest Lecture by Felix Herrmann on his recent work.

Mar 27 2009

• Paper: The Dantzig selector: statistical estimation when p is much larger than n
• Authors: Emmanuel J Candes and Terence Tao
• Presenter: Natalia Bochkina

Mar 13 2009

• Thomas Blumensath tells us about the recent Compressive-Sensing Workshop at Duke

Feb 30 2009 Mar 6 2009

• Paper: A Simple Proof for Recoverability of L¹-Minimization: Go Over or Under?
• Authors: Yin Zhang
• Presenter: Coralia Cartis

Feb 13 2009

• Paper: Average Performance Analysis for Thresholding
• Authors: Karin Schnass and Pierre Vandergheynst
• Presenter: Bubacarr Bah

Jan 23 2009 to Jan 30 2009

• Paper: Reconstruction and Subgaussian Operators in Asymptotic Geometric Analysis
• Authors: Shahar Mendelson, Alain Pajor and Nicole Tomczak-Jaegermann
• Presenter: Thomas Blumensath

2008 Seminars

Dec 5 2008

• Paper: Sampling Signals with Finite Rate of Innovation
• Authors: Martin Vetterli and Thierry Blu
• Presenter: Mike Davies

Nov 28 2008

• Paper: Probing the Pareto Frontier for Basis Pursuit Solutions
• Authors: Ewout van den Berg and Michael Friedlander
• Presenter: Andrew Thompson

Nov 7 2008 to Nov 14 2008

• Paper: Bregman Iterative Algorithms for l₁-Minimization with Applications to Compressed Sensing
• Authors: Wotao Yin, Stanley Osher, Donald Goldfarb, and Jerome Darbon
• Presenter: Mehrdad Yaghoobi

Oct 31 2008

• Paper: Counting the Faces of Randomly-Projected Hypercubes and Orthants, with Applications
• Authors: David L Donoho and Jared Tanner
• Presenter: Jared Tanner

Oct 24 2008

• Paper: Sparsest solutions of underdetermined linear systems via l_q-minimization for 0 < q ≤ 1
• Authors: Simon Foucart and Ming-Jun Lai
• Presenter: Jared Tanner

Oct 17 2008

• Paper: CoSaMP: Iterative signal recovery from incomplete and inaccurate samples
• Authors: Deanna Needell and Joel A Tropp
• Presenter: Thomas Blumensath

Mar 3 2008

• Guest Lecture by Massimo Fornasier on his recent work.

Feb 25 2008

• Paper: Gradient Projection for Sparse Reconstruction: Applications to Compressed Sensing and Other Inverse Problems
• Authors: Mario A T Figueiredo, Robert D Nowak, and Stephen J Wright
• Presenter: Coralia Cartis

Feb 13 2008

• Paper: Signal Recovery from Random Measurements via Orthogonal Matching Pursuit
• Authors: Joel A Tropp and Anna C Gilbert
• Presenter: Thomas Blumensath

Feb 5 2008

• Paper: Decoding by Linear Programming
• Authors: Emmanuel Candes and Terence Tao
• Presenter: Jared Tanner