Fuzzy approach to contrast enhancement. - Heng-Da Cheng; Hui juan Xu (ICPR, 1998)

Fuzzy homogeneity approach to multilevel thresholding. - Heng-Da Cheng; C. H. Chen; H. H. Chiu; Hui juan Xu (IEEE Trans. Image Process., 1998)

A novel fuzzy logic approach to contrast enhancement. - Heng-Da Cheng; Hui juan Xu (Pattern Recognit., 2000)

A novel fuzzy logic approach to mammogram contrast enhancement. - Heng-Da Cheng; Hui juan Xu (Inf. Sci., 2002)