SP500207 TIPSTER Panel -- DR LINK's Linguistic-Conceptual Approach to Document Detection chapter E. Liddy S. Myaeng National Institute of Standards and Technology Donna K. Harman Topic Statement ¾ ¾ Millions LAW fl[OCRerr]AD[m[OCRerr] of ranked BUS Documents MAIN [[OCRerr]--] reason [OCRerr]documents ECO EXPEC [[OCRerr] mm] iffireason II MIL Relation 9 Text Concepti- Subject Field Structurer Detector Coder Fig. 1: DR-LINK Conceptual Conceptual Graph Graph Matcher Generator