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Mathematics

D-Index
31
Citations
3687
World Ranking
3359
National Ranking
1318

Overview

Qiyu Sun is a researcher affiliated with the University of Central Florida in the United States. Their work spans multiple fields of study, primarily within Computer Science and Mathematics, reflecting an interdisciplinary approach to complex scientific problems.

Their research focuses on several subfields including Artificial Intelligence, Mathematical Physics, Applied Mathematics, Statistical and Nonlinear Physics, and Computational Theory and Mathematics. These areas support their exploration of advanced topics such as graph neural networks, compressive sensing techniques, and mathematical transform methods.

Qiyu Sun's main topics of work include:

  • Advanced Graph Neural Networks
  • Sparse and Compressive Sensing Techniques
  • Mathematical Analysis and Transform Methods
  • Complex Network Analysis Techniques
  • Bayesian Modeling and Causal Inference
  • Topological and Geometric Data Analysis
  • Image and Signal Denoising Methods

The scientist has contributed to a range of recent papers, exemplifying research interests and collaborations. Notable publications are:

  • Recovery of Time-Varying Graph Signals via Distributed Algorithms on Regularized Problems, 2020, IEEE Transactions on Signal and Information Processing over Networks
  • Design of Nonsubsampled Graph Filter Banks via Lifting Schemes, 2020, IEEE Signal Processing Letters
  • Random sampling and reconstruction of concentrated signals in a reproducing kernel space, 2021, Applied and Computational Harmonic Analysis
  • Phase retrieval of complex and vector-valued functions, 2022, Journal of Functional Analysis
  • Graph Fourier transform based on singular value decomposition of the directed Laplacian, 2023, Sampling Theory Signal Processing and Data Analysis

Qiyu Sun frequently publishes in venues such as arXiv (Cornell University), IEEE Transactions on Signal and Information Processing over Networks, IEEE Signal Processing Letters, Sampling Theory Signal Processing and Data Analysis, and IEEE Transactions on Control of Network Systems.

The researcher collaborates often with peers including Cheng Cheng, Nader Motee, Junzheng Jiang, Nazar Emirov, and Arash Amini, reflecting a networked research environment contributing to diverse projects.

Best Publications

  • p-Frames and Shift Invariant Subspaces of L p

    Akram Aldroubi;Qiyu Sun;Wai-Shing Tang

  • Robust Image Watermarking Based on Multiband Wavelets and Empirical Mode Decomposition

    Ning Bi;Qiyu Sun;Daren Huang;Zhihua Yang

  • ON THE SPECTRA OF A CANTOR MEASURE

    Dorin Ervin Dutkay;Deguang Han;Qiyu Sun

  • Nonuniform Average Sampling and Reconstruction of Signals with Finite Rate of Innovation

    Qiyu Sun

  • Sampling and reconstruction of signals in a reproducing kernel subspace of Lp(Rd)

    M. Zuhair Nashed;Qiyu Sun

  • Convolution, Average Sampling, and a Calderon Resolution of the Identity for Shift-Invariant Spaces

    Akram Aldroubi;Qiyu Sun;Wai-Shing Tang

  • Recovery of sparsest signals via $ll^q$-minimization

    Qiyu Sun

  • Wiener’s lemma for infinite matrices

    Qiyu Sun

  • Nonuniform average sampling and reconstruction in multiply generated shift-invariant spaces

    Akram Aldroubi;Qiyu Sun;Wai-Shing Tang

  • Construction of Compactly SupportedM-Band Wavelets

    Ning Bi;Xinrong Dai;Qiyu Sun

  • ON THE BEURLING DIMENSION OF EXPONENTIAL FRAMES

    Dorin Ervin Dutkay;Deguang Han;Qiyu Sun;Eric Weber

  • Local reconstruction for sampling in shift-invariant spaces

    Qiyu Sun

  • Divergence of the mock and scrambled Fourier series on fractal measures

    Dorin Ervin Dutkay;Deguang Han;Qiyu Sun

  • A Unified Formulation of Gaussian Versus Sparse Stochastic Processes—Part I: Continuous-Domain Theory

    Michael Unser;Pouya D. Tafti;Qiyu Sun

  • Stability of Localized Operators

    Chang Eon Shin;Qiyu Sun

  • Compactly Supported Tight Affine Frames with Integer Dilations and Maximum Vanishing Moments

    Charles K. Chui;Charles K. Chui;Wenjie He;Joachim Stöckler;Qiyu Sun

  • Frames in spaces with finite rate of innovation

    Qiyu Sun

  • Wiener’s Lemma for Infinite Matrices II

    Qiyu Sun

  • The Matrix-Valued Riesz Lemma and Local Orthonormal Bases in Shift-Invariant Spaces

    Douglas P. Hardin;Thomas A. Hogan;Qiyu Sun

  • Wiener's lemma for infinite matrices with polynomial off-diagonal decay

    Qiyu Sun

  • A unified formulation of Gaussian vs. sparse stochastic processes - Part I: Continuous-domain theory

    Michael Unser;Pouya D. Tafti;Qiyu Sun

Frequent Co-Authors

Deguang Han
Deguang Han University of Central Florida
Akram Aldroubi
Akram Aldroubi Vanderbilt University
Charles K. Chui
Charles K. Chui Hong Kong Baptist University
Michael Unser
Michael Unser École Polytechnique Fédérale de Lausanne
Yang Wang
Yang Wang Hong Kong University of Science and Technology
Zhihua Qu
Zhihua Qu University of Central Florida
Jiwu Huang
Jiwu Huang Shenzhen University
Douglas P. Hardin
Douglas P. Hardin Vanderbilt University

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