A "bee hive" model for heterogenous knowledge in expert systems (abstract)

The m e r i t s of va r i ous knowledge r e p r e s e n t a t i o n s (KRs) have b e e n d e b a t e d s ince t h e ea r l i e s t days of A_I: w h e t h e r knowledge shou ld be r e p r e s e n t e d p r o c e d u r a l l y or dec l a r a tively; wh ich cho ice is b e s t a m o n g f r a m e s , p r o d u c t i o n ru les , s e m a n t i c ne t s , a n d ana log ica l r e p r e s e n t a t i o n s . A KR 0 e c a m ' s r a z o r d e m a n d s : if one r e p r e s e n t a t i o n c a n do t h e job, t h e n only one shou ld be used .