Armin Eftekhari
Contact
Information
Colorado School of Mines
Electrical Engineering and Computer Science
1500 Illinois St.
Golden, CO 80401, USA
Research
Interests
Signal and image processing using sparse, low-dimensional, and manifold-based signal
models
Phone: (720) 532-7729
Email: armin.eftekhari@gmail.com
Web: www.mines.edu/aeftekha
Multiscale geometric analysis for signal and image processing
Applications of convex analysis in signal processing and statistical machine learning
Approximation theory and computational harmonic analysis
Education
Positions
Ph.D. Candidate, Electrical Engineering (with Minor in Applied Mathematics and
Statistics)
Colorado School of Mines, Golden, CO, USA
M.Sc., Bioelectrical Engineering
K. N. Toosi University of Technology, Tehran, Iran
May 2009
B.Sc., Electrical Engineering (Communication Track)
Sharif University of Technology, Tehran, Iran
May 2006
Visitor
Institute for Computational and Experimental Research in Mathematics
(ICERM)
Providence, RI, USA
Sep. 2014-Nov 2014
Graduate Fellow
Statistical and Applied Mathematical Sciences Institute (SAMSI)
Durham, NC, USA
Sep. 2013-May 2014
Research Assistant
Colorado School of Mines, Golden, CO, USA
Research Assistant
K. N. Toosi University of Technology, Tehran, Iran
Honors
Sep. 2009-Present
Sep. 2006-Sep. 2009
Long-Term Visitor at the Institute for Computational and Experimental Research in
Mathematics (ICERM), Fall 2014.
Graduate Student Research Award, EECS Department, Colorado School of Mines,
2014.
Graduate Fellowship from Statistical and Applied Mathematical Sciences Institute
(SAMSI), 2013.
Two-dimensional random projection by Eftekhari et al. ranked 10th among Top
25 Hottest Articles published in Signal Processing from Jan. to Mar. 2011.
Ranked 68th among more than 450000 participants in the nationwide university entrance exam, 2000, Iran.
Travel Grants
Travel grant for the 5th International Conference on Computational Harmonic Analysis, Vanderbilt University, Nashville, TN, 2014.
Travel grant for the February Fourier Talks, The Norbert Wiener Center for Harmonic
Analysis and Applications, University of Maryland, College Park, MD, 2013.
Travel grant for the Conference on Challenges in Geometry, Analysis, and Computation: High-Dimensional Synthesis, Yale University, New Haven, CT, 2012.
Travel grant for the Coding, Complexity, and Sparsity Workshop, University of Michigan, Ann Arbor, MI, 2012.
Travel grant for the Summer School on Geometry and Data, Center for Geometric
Analysis and Data (CGAD), University of Idaho, Moscow, ID, 2012.
Ongoing Work
(to be
delivered by
Summer 2015)
with Z. Zhu, and M. B. Wakin, Greed is super: a new iterative method for
super-resolution, in preparation.
with D. Yang, and M. B. Wakin, An algorithm for online matrix tracking based
on dual decomposition, in preparation.
with H. L. Yap, M. B. Wakin, and C. J. Rozell, Stable Takens embedding for
nonlinear dynamical systems, in preparation.
with M. B. Wakin, D. Lawlor, and M. Maggioni, Manifold lifting: matrix completion with manifold prior, in preparation.
with G. Reeves, and M. B. Wakin, The fundamental limits of signal recovery
in manifold models, in preparation.
with Z. Zhu, and M. B. Wakin, New asymptotic analysis of the top discrete
prolate spheroidal wave function, in preparation.
with D. Lawlor, and M. B. Wakin, Prolate functions on undirected graphs, in
preparation.
Journal
Publications
A. Eftekhari, and M. B. wakin, New analysis of manifold embeddings and
signal recovery from compressive measurements, to appear in Applied and
Computational Harmonic Analysis, 2014.
A. Eftekhari, H. L. Yap, C. J. Rozell, and M. B. Wakin, The restricted isometry property for random block diagonal matrices, to appear in Applied and
Computational Harmonic Analysis, 2014.
A. Eftekhari, J. K. Romberg, and M. B. Wakin, Matched filtering from limited
frequency samples, IEEE Transactions on Information Theory, vol. 59, no.6, pp.
3475–3496, 2013..
A. Eftekhari, M. Babaie-Zadeh, and H. Abrishami Moghaddam, Two-dimensional
random projection, Signal Processing, vol. 91, no. 7, pp. 1589–1603, 2011.
M. Marsousi, A. Eftekhari, A. Kocharian, and J. Alirezaie, Endocardial boundary extraction in left ventricular echocardiographic images using fast and
adaptive B-spline snake algorithm, International Journal of Computer Assisted
Radiology and Surgery, vol. 5, no. 5, pp. 501–513, 2010.
A. Eftekhari, H. Abrishami Moghaddam, M. Forouzanfar, and J. Alirezaie, Incremental local linear fuzzy classifier in Fisher space, EURASIP Journal on
Advances in Signal Processing, pp. 15:1–15:9, 2009.
Conference
Publications
H. L. Yap, A. Eftekhari, M. B. Wakin, and C. J. Rozell, A First Analysis of the
Stability of Takens’ Embedding, in Proceedings of Global Conference on Signal
and Information Processing (GlobalSIP), 2014.
A. Eftekhari, and M. B. Wakin, Greed is super: A new iterative method for
super-resolution, in Proceedings of Global Conference on Signal and Information
Processing (GlobalSIP), 2013.
H. L. Yap, A. Eftekhari, M. B. Wakin, and C. J. Rozell, The restricted isometry
property for block diagonal matrices, in Proceedings of IEEE Conference on
Information Sciences and Systems (CISS), 2011.
A. Eftekhari, J. K. Romberg, and M. B. Wakin, A probabilistic analysis of the
compressive matched filter, in Proceedings of International Conference on Sampling Theory and Applications (SampTA), 2011.
A. Eftekhari, H. Abrishami Moghaddam, and M. Babaie-Zadeh, Two-dimensional
compressive classifier for sparse images, in Proceedings of IEEE International
Conference on Image Processing (ICIP), 2009.
A. Eftekhari, H. Abrishami Moghaddam, and M. Babaie-Zadeh, k/K-Nearest neighborhood criterion for improvement of locally linear embedding, in Proceedings of International Conference on Computer Analysis of Images and Patterns
(CAIP), Springer Lecture Notes in Computer Science, 2009.
A. Eftekhari, M. Babaie-Zadeh, C. Jutten, and H. Abrishami Moghaddam, RobustSL0 for stable sparse representation in noisy settings, in Proceedings of IEEE
International Conference on Acoustics, Speech, and Signal Processing (ICASSP),
2009.
M. Marsousi, A. Eftekhari, and J. Alirezaie, Left ventricle volume estimation via
Markov model and fast adaptive B-snake, in Proceedings of the Annual International Conference of IEEE Engineering in Medicine and Biology Society (EMBC),
2009.
A. Eftekhari, H. Abrishami Moghaddam, and M. Forouzanfar, Block-wise generalized 2D framework for face recognition, in Proceedings of the Iranian Conference
on Electrical Engineering (ICEE), 2009.
M. Marsousi, A. Eftekhari, and J. Alirezaie, Object contour extraction in medical images by fast adaptive B-snake, in Proceedings of the Annual International
Conference of IEEE Engineering in Medicine and Biology Society (EMBC), 2008.
Presentations
Summary of my previous research projects at Online Streaming and Sketching Working Group, Statistical and Applied Mathematical Sciences Institute (SAMSI), Durham,
NC, 2013.
”Sampling in digital signal processing,” with M. Babakmehr, Tech Camp, Colorado
School of Mines, 2013.
”Matched filtering from limited frequency samples,” Conference on Earth and Energy
Research (CEER), Golden, CO, 2012.
”Digital cameras—How do they work?”, with M.B. Wakin, Tech Camp, Colorado
School of Mines, 2012.
”Matched filtering from limited frequency samples,” EGGN 504 Graduate Student
Seminar, Colorado School of Mines, 2012.
Workshops
Attended
Opening Workshop for Low-dimensional Structure in High-dimensional Systems Program, Statistical and Applied Mathematical Institute (SAMSI), Durham, NC, 2013.
Duke Workshop on Sensing and Analysis of High-Dimensional Data (SAHD), Duke
University, Durham, NC, 2013.
Phaseless Reconstruction, The Norbert Wiener Center for Harmonic Analysis and
Applications, University of Maryland, College Park, MD, 2013.
Coding, Complexity, and Sparsity Workshop, University of Michigan, Ann Arbor, MI,
2012.
Summer School on Geometry and Data, Center for Geometric Analysis and Data
(CGAD), University of Idaho, Moscow, ID, 2012.
Institute for Mathematics and its Applications (IMA) Annual Program Year Workshop on High Dimensional Phenomena, University of Minnesota, Minneapolis, MN,
2011.
Professional
Activities
Reviewer for Signal Processing.
Reviewer for the IEEE Signal Processing Letters.
Reviewer for the IEEE Transactions on Signal Processing.
Reviewer for the Information and Inference: A Journal of the IMA.
Reviewer for the IEEE Statistical Signal Processing Workshop (SSP).
Reviewer for the Conference of IEEE Engineering in Medicine and Biology Society
(EMBC).
Reviewer for the IEEE International Symposium on Information Theory (ISIT).
Selected
Courses
Convex Optimization (under T. Vincent)
Advanced Convex Optimization (under T. Vincent)
Real and Abstract Analysis (under L. Tenorio)
Mathematical Methods in Signal Processing (under M. Wakin)
Sparse Signal Processing (under M. Wakin)
Advanced Statistical Methods (under L. Tenorio)
Statistical Pattern Recognition (under H. A. Moghaddam)
Machine Vision (under H. A. Moghaddam)
Image Processing (under H. A. Moghaddam)
Kalman Filters (under T. Vincent)
Advanced Control Systems (under K. Johnson)
Introduction to Statistical Learning (under S. Minsker)
Digital Signal Processing (under M. Wakin)
Advanced Signal Processing (under M. Babaie-Zadeh)
Digital and Nonlinear Control (under H. Khaloozadeh)
Graph Spectral Theory (under M. Wakin)
References
Available upon request.