8[美]PRATT W K.数字图像处理[M].邓鲁华,张延恒,译.北京:机械工业出版社,2005.
9SHANKAR N G,RAVI N,ZHONG Z W.A real-time print.defect detection system for web offset printing[J].Measurement,2009,42(5):645-652.
10CHEN Nai-jian,WANG Sun-an.An Image Edge Detectionand Segmentation Algorithm Based on Small-World Phenomenon[C]//2008 3rd IEEE Conference on Industrial Electronies and Applications,2008:2272-2277.