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Two days of kernel debugging ended at one default value

This story is from 2026-09-17. It is preserved in the archive; the latest stories are on the live feed.

Browser training plateaued near a loss of 2.45. The curve was smooth enough to look like a model or kernel limit. The WebGPU kernels were not the cause. The browser used a learning rate of 3e-3 while the Python reference used 3e-4. The default had drifted by a factor of ten. Kernel parity tests cov…

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  1. 2026-09-17 04:30 · DEV Community — Machine Learning
    Two days of kernel debugging ended at one default value

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