A Morphological Approach to Text String Extraction from Regular Periodic Overlapping Text/Background Images.

Su Liang Majid Ahmadi Malayappan Shridhar A Morphological Approach to Text String Extraction from Regular Periodic Overlapping Text/Background Images. 144-148 1994 ICIP (1) db/conf/icip/icip1994-1.html#LiangAS94