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News
Sakana AI's Error Diffusion Trains Dale-Compliant Dual-Stream Networks, Reaching 96.7% MNIST and 61.7% CIFAR-10 Without Backpropagation
1+ mon, 3+ week ago (147+ words) A biologically plausible learning rule reaches 96.7% on MNIST and a 61.7% CIFAR-10 baseline, then extends to reinforcement learning with PPO — all while keeping weights non-negative. Backpropagation dominates deep learning, yet it uses a mechanism the brain likely cannot. Specifically, the backward…...