A novel mixed values k-prototypes algorithm with application to health care databases mining. - Ahmed Najjar; Christian Gagné 001; Daniel Reinharz (CICARE, 2014)

Two-Step Heterogeneous Finite Mixture Model Clustering for Mining Healthcare Databases. - Ahmed Najjar; Christian Gagné 001; Daniel Reinharz (ICDM, 2015)

A two-step approach for mining patient treatment pathways in administrative healthcare databases. - Ahmed Najjar; Daniel Reinharz; Catherine Girouard; Christian Gagné 001 (Artif. Intell. Medicine, 2018)