..............page:100-109
..............page:110-125
..............page:126-134
..............page:135-145
..............page:146-154
..............page:155-166
..............page:167-172
Symbol recognition and automatic conversion in GIS vector maps
Dun-Long Liu;Zi-Yong Zhou;Qian Wu;Dan Tang;College of Software Engineering;Chengdu University of Information and Technology;State Key Laboratory of Petroleum Resources and Prospecting;China University of Petroleum;Sichuan Institute of Geological Engineering Investigation;
..............page:173-181