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math.NA2026
Identifying changing partial differential equations using Sampled Local WeakIdent
Wenbo Hao, Mengyi Tang, Sung Ha Kang
We propose Sampled Local WeakIdent (SLW-Ident), a framework for identifying changing governing equations from a single set of given data. Different from a typical approach of using…
math.NA2023
Fourier Features for Identifying Differential Equations (FourierIdent)
Mengyi Tang, Hao Liu, Wenjing Liao +1
We investigate the benefits and challenges of utilizing the frequency information in differential equation identification. Solving differential equations and Fourier analysis are c…