A new biplot procedure with joint classification of objects and variables by fuzzy c-means clustering. - Naoto Yamashita; Shin-ichi Mayekawa (Adv. Data Anal. Classif., 2015)

A Modified k-Means Clustering Procedure for Obtaining a Cardinality-Constrained Centroid Matrix. - Naoto Yamashita; Kohei Adachi (J. Classif., 2020)

Correction to: Principal component analysis constrained by layered simple structures. - Naoto Yamashita (Adv. Data Anal. Classif., 2022)

Principal component analysis constrained by layered simple structures. - Naoto Yamashita (Adv. Data Anal. Classif., 2023)