AI Techniques. (Contributors: C.P. McGann, J.B. Grimson, D.P. Finn, S. Daley, H. Wang, R.A. Kowalski, D. Bouchaffra, E. Maim). Knowledge Bases. (Contributors: W. Loyolla, F. Gomide, M.J. Mendes, E.B. Tanyi, D.A. Linkens, S. Bennett, D. Seidel). Problem Solving Environments for Scientific Computing. (Contributors: G.O. Cook, Jr., J.F. Painter, E.N. Houstis, J.R. Rice, F. Rechenmann, R.L. Peskin, S.S. Walther, T. Boubez, N.J. Hurley, D.P. Finn, N. Sagawa, I. Gladwell, M. Lucks, P.E. Buis, W.R. Dyksen, S. Chaumette, M.C. Counilh, J. Roman, B. Vauquelin, P. Charrier). Symbolic Computing. (Contributors: J. Grotendorst, B. de Jager, T.C. Scott, M.B. Monagan, G.J. Fee, R.M. Corless, L. Buisson, F. Rechenmann, V.G. Ganzha, E.V. Vorozhtsov). Computational Geometry. (Contributors: Q.J. Ge, B. Ravani, J.R. Rice, R.J. Renka, A.K. Cline, B. Joe, T.J. Baker, R.E. LaBarre). Computational Vision. (Contributors: S.A. Filatova, P.V. Golubstov, V. Cappellini, A. Mecocci, V. Anastassopoulos, A.N. Venetsanopoulos, L. Gong, C.A. Kulikowski, R.S. Mezrich, A. Del Bimbo, P. Nesi, M.J. Brooks, R.J.P. de Figueiredo). Applications. (Contributors: A. Caminada, C. Oussalah, N. Giambiasi, M.F. Colinas, J. Kerneis, O. P&acaron;str&acaron;vanu, M. Voicu, D.G. King, M. Hitz, T.I. Ören, K.M. Yip, C. de Prada, M.A. Piera, J. Edmunds, R. Ahmed-Ouamer, P. Prevot, K. Rajagopal). Software Systems. (Contributors: M. Akian, A. Sulem, A. Uhrmacher, C.G. Hagerty, D.E. Zimmerman, C.A. Kulikowski, B.L. Rosser, A. Montanari, E. Ratto, L.C. Botten, M.J. Caden, F. Quante, L. Gianetto, H. Kirsch, M. Ruckhaeberle, M. Thomas).