MNIST digits and network diagrams explain deep learning math
679 views·Posted 27 Sept 2026 · 8:27 · Explainers
Our note
A subtitled math explainer based on four pages of Gilbert Strang's Linear Algebra and Learning from Data, showing a digit as a 28x28 pixel matrix, a layered neural network and rank-one matrix pieces; the author says it took an hour.
The creator’s post
根据MIT老神仙Gilbert Strang的 《Linear Algebra and Learning from Data》里面的 4页关于Deep Learning and Neural Nets Opus 5.5 extra 用了一个小时，做出这么一个结果。 啥也不说了，让我瘫坐一会儿 提示词在下面评论里
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