Combinative neural-network-based classifiers for optical handwritten character and letter recognition. - Daqi Gao; Chao Xie; Guiping Nie (IJCNN, 2003)

Adaptive task decomposition and modular multilayer perceptrons for letter recognition. - Daqi Gao; Renliang Li; Guiping Nie; Changwu Li (IJCNN, 2004)

Simultaneous estimation of odor classes and concentrations using an electronic nose. - Daqi Gao; Qin Miao; Guiping Nie (IJCNN, 2004)