Patent ID: 8429520

Claim:
A citation record extraction method, comprising: receiving a publication list web page; parsing the publication list web page to obtain layout information of the web page; generating a web page characteristic sequence for the web page according to the layout information; analyzing repeated patterns presented in the web page characteristic sequence, screening out non-citation records, and obtaining a citation record of the publication list web page; receiving the connectivity degree measured by the inter-cluster similarity evaluating unit, and generating a score matrix indicating costs of substitution, matching, and gap creation accordingly; receiving the characteristic sequence generated by the web page sequencing unit, and finding a pattern that occurs repetitively in the publication list web page; determining whether it is a citation record according to the repetitive pattern, assigning a score to each of the patterns according to text features of citation records, and selecting patterns having highest scores; and ranking a new record with correct citation records, determining whether the new record is correct, and retrieving citation records from the publication list web page.