Hybridization of the Gravitational Search Algorithm and Big Bang-Big Crunch Algorithm for Data Clustering. - Abdolreza Hatamlou; Masoumeh Hatamlou (Fundam. Informaticae, 2013)

PSOHS: an efficient two-stage approach for data clustering. - Abdolreza Hatamlou; Masoumeh Hatamlou (Memetic Comput., 2013)