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math.NA2025
Tensor-based compression of the sea temperature data
Ilya Kosolapov, Tatiana Sheloput, Sergey Matveev
In this work we investigate efficient data compression for spatiotemporal Black, Azov and Marmara Seas temperature tensors that contain significant number of missing values. These…
math.NA2025
Application of Sensitivity Analysis Methods for Studying Neural Network Models
Jiaxuan Miao, Sergey Matveev
This study demonstrates the capabilities of several methods for analyzing the sensitivity of neural networks to perturbations of the input data and interpreting their underlying me…
math.NA2025
Mosaic-skeleton approximation is all you need for Smoluchowski equations
Roman R. Dyachenko, Sergey A. Matveev, Bulat I. Valiakhmetov
In this work we demonstrate a surprising way of exploitation of the mosaic--skeleton approximations for efficient numerical solving of aggregation equations with many applied kinet…