Yang Chen, Cheng Cheng and Qiyu Sun, Reconstruction
of sparse wavelet signals from partial, submitted
Yang Chen, Qiquan Fang and Qiyu
submitted Bochner-Riesz means on $ L^p$
Cheng Cheng, Yingchun Jiang and Qiyu Sun, Sampling
and , Galerkin reconstruction in reproducing
kernel spaces submitted
Nader Motee and Qiyu Sun, , submitted Sparsity measures for
spatially decaying systems
Xin- rong Dai and Qiyu Sun, , The abc problem for Gabor systems Memoirs of American Mathematical
Society, accepted ( Earlier version in ArXiv.org)
Xin- rong Dai and Qiyu Sun,
measures with arbitrary Hausdorff dimensions, Journal of Functional Analysis,
Qiyu Sun, , Localized
nonlinear functional equations and two problems in signal
processing sampling Advances in Computational Mathematics,
Michael Unser, Pouya D. Tafti and Qiyu Sun, , A unified
formulation of Gaussian vs. sparse stochastic process—Part I IEEE Transaction on Information
Theory, 60(2014), 1945--1962.
Dorin Ervin Dutkay, Deguang Han and Qiyu Sun, Divergence
of mock and scrambled Fourier series, Transaction
of American Mathematical Society ,(2014), 2191-2208. 366
Qiyu Sun and Jun Xian, Rate
of innovation for (non-)periodic signals and optimal lower stability
bound for filtering , of Fourier Analysis and
Applications, 20(2014), 119—134. Journal
Visited Lehigh University and attend Science of
Autonomy Program Review meeting.
Visited Sun Yat-sen
University, Guilin University of Electronic Technology, and Jiaxin College, and gave talks on Spatially Distributed
Sampling and Reconstruction of Signals on a Graph.
Attended and organize a special session on Dynamical,
Nonlinear and Mobile Sampling at the 11 ( th
International Conference on Sampling Theory and Applications SampTA 2015), American University, Washington
DC, May 25—29, 2015. Yang Chen and Cheng Cheng gave talks on sampling of sparse wavelet
signals and sampling on high-dimensional signals.
One of the organizers of the International
Conference on Orthogonal Polynomials and $q$-series, May 10—12,
2015, University of Central Florida.
Joint paper Spectral
measures with arbitrary Hausdorff dimensions with Xin- rong
Dai was published in Journal of
Functional Analysis, 268(2015), 2464—2477.
Attended a workshop in Carnegie Mellon University and
gave a talk on spectral measures with arbitrary Hausdorff
Attend AMS Central Spring Sectional Meeting, Michigan
State University, March 2015 and gave a talk on
special session on frames, wavelets and their applications.
a talk in Wayne State University, March 2015
Professor Chang Eon Shin at Sogang University in
as a member of Technical program committee for SampTa2015.
AMS annual meeting in San Antonio, January 2015 and gave a talk on SIAM Minisymposium on multivariate signals processing and
AMS Fall Eastern Sectional meeting ar Dalhousie University,
Halifax, Canada, Oct. 2014 and gave a talk on the special session on Sampling
Chen, Hunan Normal University, will visit the department for one year.
project “Nonlinear sampling theory: Sparsity, Localization and Optimization”
is awarded by DMS, the National Science Foundation. (08/2014).
Functional Analysis and Optimization (2010--)
Sampling Theory in Signal and Imaging
in Computational Mathematics (2006--2013)
Special issue on
Operator Algebra and Representation: Frames, Wavelets and Fractals
(Numerical Functional Analysis and Optimization, Volume 33, No.7—9,
Special issue on
Wavelet Analysis in PDE and Mathematical Imagery (Applicable
Analysis, Vol 90, No. 8, 2011)
issue on Applied Harmonic Analysis: Wavelets and Sampling ( Acta Applicandae Mathematicae, Vol. 107, no. 1-3, 2009)
issue on Frames (Advances in Computational Mathematics, 2003)
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