A System for Automatic Drafting Encoding

A comple te s o f t w a r e system f o r automat ic d r a f t i n g encoding i s desc r i bed . T h i s system decomposes t h e o r i g i n a l d r a f t i n t o a g raph i c p r i m i t i ve -based d e s c r i p t i o n , s u i t a b l e f o r subsequent CAD process ing. Problems r e l a t i v e t o t h e b ina r i z a t i o n phase and t h e symbol r e c o g n i t i o n s t e p a r e a l s o covered and a h y b r i d approach i s p ro -