1. A parallel gradient descent method for learning in analog VLSI neural networks;Alspector,1993
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3. Learning by statistical cooperation of selfinterested neuron-like computing elements;Barto;Human Neurobiology,1985
4. Reinforcement learning and adaptive critic methods;Barto,1992
5. Synthesis of nonlinear control surfaces by a layered associative search network;Barto;Biological Cybernetics,1982