2 papers
math.NA2026
Sigmoid Tensor Decomposition for Compact Representations of Binary Data
Irina Kopnina, Sergey Matveev, Ivan Oseledets
Nonlinear low-rank decompositions are receiving growing attention as a way to represent structured data with fewer parameters than conventional linear methods. Existing nonlinear a…
cs.IT2026
DMD Prediction of MIMO Channel Using Tucker Decomposition
Irina Kopnina, Dmitry Artemasov, Sergey Matveev
Accurate channel state information (CSI) prediction is crucial for next-generation multiple-input multiple-output (MIMO) communication systems. Classical prediction methods often b…