A hierarchical relevance feedback algorithm for improving the precision of virtual tutoring assistant systems

WSEAS Transactions on Applied and Theoretical Mechanics

Volumn 3, Issue 3, 2008, Pages 94-103

  Wu, Ji Wei ^a   Tseng, Judy C R ^a  

^a CHUNG HUA UNIVERSITY   (Taiwan)

Author keywords

E learning; Information retrieval; Question answering; Relevance feedback; Tutoring assistant

Indexed keywords

E-LEARNING; PSEUDO-RELEVANCE FEEDBACK; QUESTION-ANSWERING; QUESTION-ANSWERING SYSTEMS; RELEVANCE FEEDBACK; ROCCHIO; TUTORING ASSISTANT;

ALGORITHMS; CONTROL THEORY; FEEDBACK; INFORMATION ANALYSIS; INFORMATION RETRIEVAL; INFORMATION RETRIEVAL SYSTEMS; INFORMATION SCIENCE; INFORMATION SERVICES; MANAGEMENT INFORMATION SYSTEMS; NATURAL LANGUAGE PROCESSING SYSTEMS; NEURAL NETWORKS; SEARCH ENGINES; STUDENTS;

HIERARCHICAL SYSTEMS;

EID: 78651560209     PISSN: 19918747     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

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