[IEEE 1981 20th IEEE Conference on Decision and Control including the Symposium on Adaptive Processes - San Diego, CA, USA (1981.12.16-1981.12.18)] 1981 20th IEEE Conference on Decision and Control including the Symposium on Adaptive Processes - A new nonlinear filtering approximationKolodziej, W.; Halawani, T.; Mohler, R. · 1981