[1] Zhang Tianxu, Zuo Zhengrong, Zuo Zhen .Detection of sea surface small targets in infrared images based on multilevel filter and minimum risk bayes test[J]. International Journal of Pattern Recognition and Artificial Intelligence, 2000,14(7):907-918.
[2] Zhang Tianxu, Peng Jiaxiong, Li Zongjie .An adaptive image segmentation method with visual nonlinearity characteristics[J]. IEEE Transactions on Systems, Man and Cybernetics, Part B, 1996,26(4):619-627.
[3] Otsu N. A threshold selection method from gray-level histogram[J]. IEEE Transactions on Systems, Man and Cybernetics, 1979,9:62-66.