(19)
(11) EP 1 203 309 A1

(12)

(43) Date of publication:
08.05.2002 Bulletin 2002/19

(21) Application number: 00951059.5

(22) Date of filing: 19.06.2000
(51) International Patent Classification (IPC)7G06F 17/21
(86) International application number:
PCT/US0040/238
(87) International publication number:
WO 0079/426 (28.12.2000 Gazette 2000/52)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 18.06.1999 US 139930 P

(71) Applicant: THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
New York,New York 10027 (US)

(72) Inventors:
  • KLAVANS, Judith L.
    Hastings-on Hudson, NY 10706 (US)
  • ESKIN, Eleazar,Columbia University
    New York, NY 10027 (US)
  • HATZIVASSILOGLOU, Vasileios,Columbia University
    New York, NY 10027 (US)

(74) Representative: Lucas, Brian Ronald 
Lucas & Co.135 Westhall Road
WarlinghamSurrey CR6 9HJ
WarlinghamSurrey CR6 9HJ (GB)

   


(54) SYSTEM AND METHOD FOR DETECTING TEXT SIMILARITY OVER SHORT PASSAGES