说明：  数字图像处理第三版（冈萨雷斯），教育部高等教育司推荐，国外优秀信息科学与技术系列教学用书（英文版） WordNet的参考文献： [51]http://wordnet.prineeton.edu/ [52]Miller G，Beekwith R，Fellbau C.Introduetion to WordNet:an on-line lexieal database.In International Journal of LexieograPhy，1990，3(4):235-244.
(Digital Image Processing Third Edition (Gonzalez), Department of Higher Education recommended, outstanding foreign teaching Information Science and Technology Book Series (English) WordNet references: [51] http://wordnet.prineeton. edu/[52] Miller G, Beekwith R, Fellbau C. Introduetion to WordNet: an on-line lexieal database.In International Journal of LexieograPhy, 1990,3 (4) :235-244.)