Reposted by Antoine Madar
Our latest publication grapples with how the brain could implement gradient descent by sending learning targets top-down, gating plasticity with dendritic inhibition, and updating synaptic weights with biologically observed learning rules like BTSP.
www.cell.com/cell-reports...
cell.com
Cellular and subcellular specialization enables biology-constrained deep learning
Galloni et al. introduce “dendritic target propagation”: a Dale’s law-compliant learning
algorithm for cortical microcircuits with soma- and dendrite-targeting inhibition
and realistic connectivity co...