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News/Overcoming Rank Collapse in Feedback Alignment
arxiv
PublishedJune 16, 2026 at 4:00 AM
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Overcoming Rank Collapse in Feedback Alignment

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arXiv:2606.11123v2 Announce Type: replace Abstract: Backpropagation (BP) is widely viewed as biologically implausible, in part because it requires feedback weights to be the transpose of forward weights for error propagation. Interestingly, when training a network with fixed random feedback weights

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