Patents Represented by Attorney, Agent or Law Firm Woodstock Wasburn Kurtz Mackiewicz & Norris LLP
  • Patent number: 6181909
    Abstract: A method of grading an essay using an automated essay scoring system is provided. The method comprises the automated steps of (a) parsing the essay to produce parsed text, wherein the parsed text is a syntactic representation of the essay, (b) using the parsed text to create a vector of syntactic features derived from the essay, (c) using the parsed text to create a vector of rhetorical features derived from the essay, (d) creating a first score feature derived from the essay, (e) creating a second score feature derived from the essay, and (f) processing the vector of syntactic features, the vector of rhetorical features, the first score feature, and the second score feature to generate a score for the essay.
    Type: Grant
    Filed: July 22, 1998
    Date of Patent: January 30, 2001
    Assignee: Educational Testing Service
    Inventors: Jill C. Burstein, Lisa Braden-Harder, Martin S. Chodorow, Bruce A. Kaplan, Karen Kukich, Chi Lu, Donald A. Rock, Susanne Wolff