sponsored by the Institute of Electrical and Electronics Engineers, Information Theory Society ; co-chairmen, L.B. Milstein, A.J. Viterbi. sponsored by the Institute of Electrical and Electronic Engineers, Information Theory Group ; co-chairmen P.G. Farrell, R.J. McEliece. sponsored by the Institute of Electrical and Electronics Engineers, Information Theory Group. sponsored by the Institute of Electrical and Electronics Engineers, Dayton Section, Aerospace and Electronic Systems Society. sponsored by the Institute of Electrical and Electronics Engineers, Acoustics, Speech, and Signal Processing Society. sponsored by the Institute of Electrical and Electronic Engineers ; co-sponsored with the American Physical Society. sponsored by the Institute of Electrical and Electronics Engineers, Acoustics, Speech, and Signal Processing Society sponsored by Institute of Electrical and Electronics Engineers, in conjunction with IEEE Computer Society ... [et al.]. sponsored by the Institute of Electrical and Electronics Engineers, Signal Processing Society. sponsored by Institute of Electrical and Electronics Engineers in conjunction with IEEE Computer Society ... [et al.].