An automated gravimetric & PWM based fluid dispensing system with GA parameter fine tuning. - Edwin Y. S. Sim; Johnny Siaw Paw Koh; Sieh Kiong Tiong; Yap Boon Kar (ICARA, 2009)

Artificial immune algorithm based gravimetric fluid dispensing machine. - David F. W. Yap; Johnny Siaw Paw Koh; Sieh Kiong Tiong; Edwin Y. S. Sim; M. W. Yaw (HIS, 2011)

An adaptive immune algorithm based gravimetric fluid dispensing machine. - David F. W. Yap; Edwin Y. S. Sim; Johnny Siaw Paw Koh; Sieh Kiong Tiong (J. King Saud Univ. Comput. Inf. Sci., 2012)