1985 practitioner sides with Schmidhuber: backprop history isn't the US narrative

SchmidhuberAI · x · 2026-10-08

In an ongoing dispute, wollmersdorfer says he coded his first ANN with backpropagation and sigmoid in 1985 on a PC, arguing Hinton didn't invent it and questioning LeCun's role — calling the standard story a US-centric view and endorsing Schmidhuber's contrarian history of deep learning. The SchmidhuberAI account amplified the post, continuing his long-running priority dispute over backprop credit.

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