基于语义爬虫的商品信息主题采集研究.pdf

X IA N D AIT U S H UQIN G B A OJI S H U0 30000鶺嶯韹IN,rk唲vFU罷酧o`;N槝菓茤xvz3臑 0減1 ,20 _NgIN11( fkIlYf[酧o`D崘nxvz-N胈 0fkIl 4 3 0 0 7 2 )2( VnS錧NYf[tf[b?0fkIl 4 3 0 0 6 8 )0Xd亯0 觺TQu?N槝R恎孴Qu?N槝匭筟韹INR恎, 衏鶴 N*N錘;N槝,rk啚[皊菓茤FU罷酧o`剉筫誰0(W,rL埱?z-N惽忶[,gSO剉邁f[`N, O;N槝,gSO耂gqir N璭梍0ROS0瀃寶觺済h?f, 鍕筫誰儚vQ諲 O邁,rL垪{誰鬴 gHe, v^齹2朾k;N槝o鹹剉裇u, ^eg儚貧剉;N槝6e穬噑00sQ.曂?0 ;N槝,rk?0FU酧o` 0韹IN 0;N槝R恎 0,gSOf[`N0R{|鱏0T P 3 9 3R e s e a r c ho nF o c u s e d M e r c h a n d i s eIn f o r m a t io nC r a w l in gB a s e do nS e m a n t icC r a w l e rH u a n g W e i1 ,20Z h a n gL i y i11( C e n t e rf o rS t u d i e so fI n f o r m a t i o nR e s o u r c e s ,W u h a nU n i v e r s i t y ,W u h a n4 3 0 0 7 2 ,C h i n a )2(S c h o o lo f M a n a g e m e n t ,H u b e iU n i v e r s i t yo fT e c h n o l o g y ,W u h a n4 3 0 0 6 8 ,C h i n a )0A b s t r a c t 0T h i sa r t i c l epr o p o s e sam e t h o dt og a t h e r m e r c h a n d i s ei n f o r m a t i o nb a s e do nf o c u s e dc r a w l e r ,w h i c hi n t e g r a t e st h e W e bt o pi cl i n ka n a l y s i sa n dt o pi cc o n t e n ts e m a n t i ca n a l y s i s.T h r o u g ht h es t a t i s t i c a ll e a r n i n gt oO n t o l o g yd u r i n gt h ec r a w l i n g ,t h er e f e r e n c eo fd o m a i n-sp e c i f i cO n t o l o g yi so pt i m i z e dc o n t i n u o u s l y.T h ee x p e r i m e n tr e s u l t ss h o wt h a tc o m p a 2r i n gw i t ho t h e rc o n v e n t i o n a lc r a w l i n ga l g o r i t h m s ,t h i sm e t h o di sm o r ee f f e c t i v e ,a si tc a npr e v e n tt h eo c c u r r e n c eo ft o pi cd r i f ta n db r i n gah i g h e rt o pi ch a r v e s tr a t e.0K e y w o r d s 0F o c u s e dc r a w l e r 0M e r c h a n d i s ei n f o r m a t i o n 0S e m a n t i c 0T o pi cl i n ka n a l y s i s 0O n t o l o g yl e a r n i n g0 06e?z錯g:2 0 0 9-1 2-2 10 06e頞9e?z錯g:2 0 1 0-0 1-0 40 03 ,g噀鹼Ye瞼钀篘噀yO褃f[蛻筽xvz鶺0W蛻Yy橆v5uP[FU-NFU酧o`鑽s^餝纇}N酧o`蛻膥 ( y橆v鱏:0 7 J J D 8 7 0 2 2 0 ) 孴Vn