no code implementations • 2 May 2022 • Binglin Li, Jeongyoun Ahn
Compositional data, such as human gut microbiomes, consist of non-negative variables whose only the relative values to other variables are available.
no code implementations • 11 Dec 2020 • Juhyun Park, Jeongyoun Ahn, Yongho Jeon
Inspired by the success of $\ell_1$-type regularization at inducing zero coefficients for scalar variables, we develop a new regularization method for functional linear discriminant analysis that incorporates an $L^1$-type penalty, $\int |f|$, to induce zero regions.
Methodology