History
1943: McCulloch–Pitts “neuron”
1962: Rosenblatt’s perceptron
- Learned its own weight values; convergence proof
1969: Minsky & Papert book on perceptrons
- Proved limitations of single-layer perceptron networks
1982: Hopfield and convergence in symmetric networks
- Introduced energy-function concept
1986: Backpropagation of errors
- Method for training multilayer networks
1990s: Machine learning and spiking networks