1 KeyConcept: A Conceptual Search Engine Susan Gauch Juan M. Madrid Subhash Induri EECS Department University of Kansas Lawrence, KS 66045 EECS Department University of Kansas Lawrence, KS 66045 EECS Department University of Kansas Lawrence, KS 66045 sgauch@ittc.ku.edu jmadrid@ittc.ku.edu subhashiv@ittc.ku.edu Devanand Ravindran Sriram Chadalavada EECS Department University of Kansas Lawrence, KS 66045 EECS Department University of Kansas Lawrence, KS 66045 devanand@ittc.ku.edu schadala@ittc.ku.edu