Muhammad Shahzad, Saira Zahid, Muddassar Farooq. A hybrid GA-PSO fuzzy system for user identification on smart phones. In Franz Rothlauf, editor, Genetic and Evolutionary Computation Conference, GECCO 2009, Proceedings, Montreal, Québec, Canada, July 8-12, 2009. pages 1617-1624, ACM, 2009. [doi]