Optimal Quantification of a Longitudinal Indicator Matrix: Homogeneity and Smoothness Analysis. - Kohei Adachi (J. Classif., 2002)

Constrained principal component analysis of standardized data for biplots with unit-length variable vectors. - Kohei Adachi (Adv. Data Anal. Classif., 2011)

Generalized joint Procrustes analysis. - Kohei Adachi (Comput. Stat., 2013)

Sparse Tucker2 analysis of three-way data subject to a constrained number of zero elements in a core array. - Hiroki Ikemoto; Kohei Adachi (Comput. Stat. Data Anal., 2016)

Fixed factor analysis with clustered factor score constraint. - Kohei Uno; Hironori Satomura; Kohei Adachi (Comput. Stat. Data Anal., 2016)

Sparse principal component analysis subject to prespecified cardinality of loadings. - Kohei Adachi; Nickolay T. Trendafilov (Comput. Stat., 2016)

Sparsest factor analysis for clustering variables: a matrix decomposition approach. - Kohei Adachi; Nickolay T. Trendafilov (Adv. Data Anal. Classif., 2018)

Nurse care activity recognition challenge: summary and results. - Paula Lago; Sayeda Shamma Alia; Shingo Takeda; Tittaya Mairittha; Nattaya Mairittha; Farina Faiz; Yusuke Nishimura; Kohei Adachi; Tsuyoshi Okita 002; François Charpillet; Sozo Inoue (UbiComp/ISWC Adjunct, 2019)

Summary of the 2nd nurse care activity recognition challenge using lab and field data. - Sayeda Shamma Alia; Paula Lago; Kohei Adachi; Tahera Hossain; Hiroki Goto; Tsuyoshi Okita 002; Sozo Inoue (UbiComp/ISWC Adjunct, 2020)

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

A dataset for complex activity recognition withmicro and macro activities in a cooking scenario. - Paula Lago; Shingo Takeda; Sayeda Shamma Alia; Kohei Adachi; Brahim Bennai; François Charpillet; Sozo Inoue (CoRR, 2020)

Cooking activity dataset with macro and micro activities. - Paula Lago; Shingo Takeda; Kohei Adachi; Sayeda Shamma Alia; Moe Matsuki; Brahim Benaissa; Sozo Inoue; François Charpillet (IEEE DataPort, 2020)

Summary of the Bento Packaging Activity Recognition Challenge. - Kohei Adachi; Sayeda Shamma Alia; Nazmun Nahid; Haru Kaneko; Paula Lago; Sozo Inoue (ABC, 2021)

Using LUPI to Improve Complex Activity Recognition. - Kohei Adachi; Paula Lago; Yuichi Hattori; Sozo Inoue (ABC, 2021)

Summary of the Third Nurse Care Activity Recognition Challenge - Can We Do from the Field Data? - Sayeda Shamma Alia; Kohei Adachi; Tahera Hossain; Nhat-Tan Le; Haru Kaneko; Paula Lago; Tsuyoshi Okita 002; Sozo Inoue (UbiComp/ISWC Adjunct, 2021)

Using additional training sensors to improve single-sensor complex activity recognition. - Paula Lago; Moe Matsuki; Kohei Adachi; Sozo Inoue (ISWC, 2021)

Hierarchical relations among principal component and factor analysis procedures elucidated from a comprehensive model. - Kohei Adachi (Comput. Stat., 2025)