Multiscale High-Dimensional Sparse Fourier Algorithms for Noisy Data. - Bosu Choi; Andrew J. Christlieb; Yang Wang 020 (CoRR, 2019)

Sparse Harmonic Transforms: A New Class of Sublinear-Time Algorithms for Learning Functions of Many Variables. - Bosu Choi; Mark A. Iwen; Felix Krahmer (Found. Comput. Math., 2021)

High-dimensional sparse Fourier algorithms. - Bosu Choi; Andrew J. Christlieb; Yang Wang 020 (Numer. Algorithms, 2021)

Sparse harmonic transforms II: best s-term approximation guarantees for bounded orthonormal product bases in sublinear-time. - Bosu Choi; Mark A. Iwen; Toni Volkmer (Numerische Mathematik, 2021)

Weighted inhomogeneous regularization for inverse problems with indirect and incomplete measurement data. - Bosu Choi; Jihun Han; Yoonsang Lee 002 (CoRR, 2023)

Sampling error mitigation through spectrum smoothing in ensemble data assimilation. - Bosu Choi; Yoonsang Lee 002 (CoRR, 2024)