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math.NA2026
Accurate Density of States Estimation: A Comparative Study
Dong Min Roh, Chao Yang
We study density of states (DOS) estimation for large sparse real symmetric matrices by fitting the cumulative density of states (CDOS) and differentiating the fit. We use a stocha…
math.NA2023
A Self-Consistent Field Solution for Robust Common Spatial Pattern Analysis
Dong Min Roh, Zhaojun Bai
The common spatial pattern analysis (CSP) is a widely used signal processing technique in brain-computer interface (BCI) systems to increase the signal-to-noise ratio in electroenc…