Accuracy and stability of CUR decompositions with oversampling

This work investigates the accuracy and numerical stability of CUR decompositions with oversampling. The CUR decomposition approximates a matrix using a subset of columns and rows of the matrix. When the number of columns and the rows are the same, the CUR decomposition can become unstable and less...

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Hlavní autoři: Park, T, Nakatsukasa, Y
Médium: Journal article
Jazyk:English
Vydáno: Society for Industrial and Applied Mathematics 2024