Natural Language Information Retrieval: TIPSTER-2 Final Report Tomek Strzalkowski author 1996-05 text TIPSTER TEXT PROGRAM PHASE II: Proceedings of a Workshop held at Vienna, Virginia, May 6-8, 1996 Association for Computational Linguistics Vienna, Virginia, USA conference publication strzalkowski-1996-natural 10.3115/1119018.1119052 https://aclanthology.org/X96-1030/ 1996-05 143 148