2 papers
stat.ME2026
Compositional regression using principal nested spheres
Mymuna Monem, Ian L. Dryden, Florence George +1
Regression with compositional responses is challenging due to the nonlinear geometry of the simplex and the limitations of Euclidean methods. We propose a regression framework for…
stat.ME2025
Principal nested spheres for high-dimensional data
Mymuna Monem, Ian L. Dryden, Florence George
The method of Principal Nested Spheres (PNS) is a non-linear dimension reduction technique for spherical data. The method is a backwards fitting procedure, starting with fitting a…