1.0 INTRODUCTION The main goa l o f t h i s r e s e a r c h , f rom an AI v i e w p o i n t is the development o f a framework f o r Mo t ion Unders tand ing by Computer. Th is f rame­ work i s expected t o p r o v i d e : (a) A r e p r e s e n t a t i o n of knowledge f o r mot ion concep ts , based on frames [Minsky75] and semant ic networks [Brachman79] . (b) The d e s c r i p t i o n of bas...

I n t h i s p a p e r , w e d e s c r i b e a n e f f i c i e n t p a r s e r f o r F r e n c h based o n a n a d a p t a t i o n o f Chomsky 's G o v e r n m e n t B i n d i n g (GB) t h e o r y . R e f l e c t i n g t h e modu la r c o n c e p t i o n o f a GB grammar, t h e p a r s e r c o n s i s t s o f s e v e r a l d i s t i n c t p r o c e d u r e s c o r r e s p o n d i n g t o t h e s...

this research was conducted at the agricultural college of tehran university in 2005 to analyze the effect of use of cytokinin as well as of calcium on durability of rose (illona cultivar). cuttings were taken from rose biennial mother plants, then treated by cytokinin of 0, 0.1, 1and10 micromole per liter and calcium of 0,10,20 and 30 milimole per liter. cut flowers, after harvest, were kept i...

T h i s pape r p r e s e n t s a n o v e r v i e w o f a n a l g o r i t h m f o r r i b d e t e c t i o n i n c h e s t x r a y s . The g o a l o f t h e a l g o r i t h m i s t o r e t u r n t h e l o c a t i o n o f t h e b o r d e r s o f t h e r i b s t o a s c r e e n i n g sys tem t o e n a b l e i n t e r c o s t a l spaces t o b e e x t r a c t e d and a n a l y s e d . The d e t e c t...

I n r e c e n t y e a r s , c o m p a n i e s h a v e i n c r e a s i n g l y s u b c o n t r a c t e d p a r t s o f t h e i r m a n u f a c t u r i n g o p e r a t i o n s t o t h i r d p a r t y m a n u f a c t u r e r s , t h u s l e a d i n g t o a n e n o r m o u s g r o w t h i n t h e n u m b e r o f s u b c o n t r a c t o r p l a n t s . T h e s e a r e s p e c i a l i z e d i n t h e...

bond o f i m p u r i t i e s a t t h e s u r f a c e o f p o l y c r y s t a l l i n e s i 1 i c o n samples g rown on a c a r b o n r i b b o n . B e s i d e s m a i n i m p u r i t i e s ( c a r b o n and o x y g e n ) , a l w a y s p r e s e n t a t c o n c e n t r a t i o n s a r o u n d t h e i r l i m i t o f s o l u b i l i t y i n s i l i c o n , m e t a l i m p u r i t i e s have been ...

I n t r o d u c t i o n S t r a t i f i c a t i o n o f s h e l f water s r e f l e c t s th e ba lanc e betwee n buoyan t f o r c e s t h a t r e s u l t fro m h e a t i n g an d c o o l i n g , e v a p o r a t i o n an d p r e c i p i t a t i o n , an d r u n o f f , an d m i x i n g f o r c e s suc h a s win d s t r e s s a t th e s u r f a c e an d c u r r e n t s t r e s s a t th e bottom ...

f o r m e d t h e o p e r a t i o n a l f o u n d a t i o n s o f s c i e n c e , t h a t w e r e l a r g e l y t h e h e r i t a g e f r o m t h e t i m e o f A r i s t o t l e , i n t o i t s m o d e r n f o r m . T h e s e n e w f o u n d a t i o n s c o n s i s t e d o f t h e u s e o f ( 1 ) P h y s i c a l E x p e r i m e n t s a n d t h e u s e o f ( 2 ) M a t h e m a t i c a l M o d e l...

in order to evaluate efficiency of nitrogen fertilizers consumption in a sugar beet monogerm hybrid variety of zarghan, a field experiment was conducted in a loamy soil during 2007 in the research farm of sugar beet seed institute located in karaj. five levels of nitrogen fertilizers including 0 (check), 120, 160, 200 and 240 kg/ha of net nitrogen from urea fertilizer (46 percent of pure nitrog...

fish finger is a semi-prepared product of fish that many studies have been done to improve its texture, taste, flavor and color. the present study aims at investigating the quality and sensory characteristics of fish fingers produced from fillet and surimi of common carp during storage in refrigerator. fish fingers were packed and then stored in refrigerator (4 °c). chemical parameters (fat con...