Handwritten digit recognition using trace neural network with EKF training algorithm. - Kwok-Wo Wong; Sheng-Jiang Chang; Chi-Sing Leung (ICECS, 1999)

A Local Training and Pruning Approach for Neural Networks. - Sheng-Jiang Chang; Andrew Chi-Sing Leung; Kwok-Wo Wong; John Sum (Int. J. Neural Syst., 2000)

Combining DEKF algorithm and trace rule for fast on-line invariance extraction and recognition. - Sheng-Jiang Chang; Kwok-Wo Wong; Andrew Chi-Sing Leung (Pattern Recognit. Lett., 2000)

Handwritten Digit Recognition Using Multi-Layer Feedforward Neural Networks with Periodic and Monotonic Activation Functions. - Kwok-Wo Wong; Chi-Sing Leung; Sheng-Jiang Chang (ICPR (3), 2002)