no code implementations • 13 Feb 2024 • Annesha Ghosh, Anil K. Ghosh, Rita SahaRay, Soham Sarkar
This nonparametric classifier usually performs like the Mahalanobis distance based semiparametric classifier when the underlying distributions are elliptic, but outperforms it for several non-elliptic and multimodal distributions.
1 code implementation • 11 Apr 2021 • Soham Sarkar, Victor M. Panaretos
Covariance estimation is ubiquitous in functional data analysis.
no code implementations • 8 Jan 2020 • Sarbojit Roy, Soham Sarkar, Subhajit Dutta
In high dimension, low sample size (HDLSS)settings, the simple average distance classifier based on the Euclidean distance performs poorly if differences between the locations get masked by the scale differences.