共 4 条
[1]
A threshold selection method from gray-level histograms. N. Otsu. IEEE Transactions on Systems Man and Cybernetics . 1979
[2]
Recognising characters in scene images. Ohya J,Shio A,Akamatru S. IEEE Transactions on Pattern Analysis and Machine Intelligence . 1994
[3]
Car plate recognition by neural networks and image processing. Parisi R,Cludio E D D,Lucarelli G,et al. Proc of the 1998 IEEE International Symposium on Circuits and Systems . 1998
[4]
A robust vision system for vehicle license plate recognition using gray-scale morphology. Poon J C H,Ghadia M,Mao G M T,et al. Proc of the IEEE International Symposium on Industrial Electronics . 1995