1. Learning and Instinct in Animals.;Thorpe,1956
2. A theory of the mechanism of learning based on the computation of conditional probabilities.;Uttley,1956
3. Conditional probability computing in a nervous system.;Uttley,1958
4. The design of conditional probability computers;Uttley;Information and Control,1959
5. A learning machine;Friedberg;I. B. M. J.,1958