add reference to where "digits" comes from #8680
Description
It comes from here (I think).
https://archive.ics.uci.edu/ml/datasets/Optical+Recognition+of+Handwritten+Digits
It's not derived from MNIST, though also based on NIST data.
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It comes from here (I think).
https://archive.ics.uci.edu/ml/datasets/Optical+Recognition+of+Handwritten+Digits
It's not derived from MNIST, though also based on NIST data.