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math.NA2026
Efficient Tensor Completion Algorithms for Highly Oscillatory Operators
Navjot Singh, Edgar Solomonik, Xiaoye Sherry Li +1
This paper presents low-complexity tensor completion algorithms and their efficient implementation to reconstruct highly oscillatory operators discretized as matrices.…
math.NA2025
A Linear-complexity Tensor Butterfly Algorithm for Compressing High-dimensional Oscillatory Integral Operators
P. Michael Kielstra, Tianyi Shi, Hengrui Luo +2
This paper presents a multilevel tensor compression algorithm called tensor butterfly algorithm for efficiently representing large-scale and high-dimensional oscillatory integral o…