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eess.SP2023
NMR Spectra Denoising with Vandermonde Constraints
Di Guo, Runmin Xu, Jinyu Wu +3
Nuclear magnetic resonance (NMR) spectroscopy serves as an important tool to analyze chemicals and proteins in bioengineering. However, NMR signals are easily contaminated by noise…
eess.SP2018
Vandermonde Factorization of Hankel Matrix for Complex Exponential Signal Recovery -- Application in Fast NMR Spectroscopy
Jiaxi Ying, Jian-Feng Cai, Di Guo +3
Many signals are modeled as a superposition of exponential functions in spectroscopy of chemistry, biology and medical imaging. This paper studies the problem of recovering exponen…