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math.NA2022
An L-DEIM Induced High Order Tensor Interpolatory Decomposition
Zhengbang Cao, Yimin Wei, Pengpeng Xie
This paper derives the CUR-type factorization for tensors in the Tucker format based on a new variant of the discrete empirical interpolation method known as L-DEIM. This novel sam…
math.NA2022
A randomized singular value decomposition for third-order oriented tensors
Minghui Ding, Yimin Wei, Pengpeng Xie
The oriented singular value decomposition (O-SVD) proposed by Zeng and Ng provides a hybrid approach to the t-product based third-order tensor singular value decomposition with the…