A Spatial Model of Received Signal Strength Indicator Values for Automated Collision Notification Technology Eric M. Delmelle 1 , Peter A. Rogerson 2, 3, 4,6 , Mohan R. Akella 5 , Rajan Batta 5, 6 Alan Blatt 7 and Glen Wilson 7 December 9, 2005 1 Department of Geography, University of Idaho, Moscow, ID 83843, U.S.A. 2 Corresponding author. Tel: (716) 645-2722 xt. 53. Email: rogerson@buffalo.edu 3 Department of Geography, University at Buffalo (SUNY), Buffalo, NY 14261, U.S.A. 4 Department of Biostatistics, University at Buffalo (SUNY), Buffalo, NY 14214, U.S.A. 5 Department of Industrial Engineering, University at Buffalo (SUNY), Buffalo, NY 14260, U.S.A. 6 Also associated with the National Center for Geographic Information and Analysis. 7 Center for Transportation Injury Research, General Dynamics, Buffalo, NY 14225, U.S.A.