Comparative study on perturbation techniques in privacy preserving data mining on two numeric datasets - Ko, Desmond Khang Siang, 1991-, author 612455; Siti Hajar Othman, supervisor 387853; Fakulti Kejuruteraan. Sekolah Komputeran 619086 (Johor Bahru, Johor : Universiti Teknologi Malaysia, 2018)