TY  - GEN
AU  - Waleed Helmy Abdelhafeez
AU  - Kareem Mohamed Darwish , 
AU  - Mohamed Ezz Eldin Elsharkawi , 
AU  - Mokhtar Boshra Riad , 
TI  - Speeding - up web information extraction / 
PY  - 2007///
CY  - Cairo : 
PB  - Waleed Helmy Abdelhafeez , 
KW  - Blind relevance feedback
KW  - Queny expansion
KW  - Tem co - occurrence
N1  - Thesis (M.Sc.) - Cairo University - Faculty Of Computers and Information - Department Of Information Systems; Issued also as CD
N2  - In infoemation retieval , relevance feedback has been used to effectively improve retrival performance.Traditionally this feedback is generated by the user.However , recently there has been some exploration in blind relevance feedback BRF
UR  - http://172.23.153.220/th.pdf
ER  -