From 7ca9658999c8f882b3d5d295a4201cc9a1ce9cde Mon Sep 17 00:00:00 2001 From: YurenHao0426 Date: Wed, 22 Jul 2026 13:10:14 -0500 Subject: baseline: add convolutional hierarchical feedback alignment --- README.md | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'README.md') diff --git a/README.md b/README.md index c06e9b1..64abf25 100644 --- a/README.md +++ b/README.md @@ -115,6 +115,12 @@ path: it perturbs the channel-gated basis directly and reproduces the expected full-field delta rule with far less irrelevant spatial variance. It does not retroactively reopen or relabel the failed frozen Oral-A protocol. +The same smoke suite also audits a convolutional hierarchical-FA baseline. Its +random feedback tensors follow the real residual DAG and use local activation +Jacobians, but remain independent of forward weights. An audit-only symmetric +copy reproduces exact hidden gradients to `5.3e-16` relative error and the BP +parameter update to `2.98e-8`; actual HFA never performs that copy. + The subsequent V3 mechanism estimates the required A/G matrix statistics directly by perturbing the vectorizer parameter subspace. It remains forward-only and uses two causal loss queries per direction. Its exact and -- cgit v1.2.3