IIRC the idea is not to identify every single shape, but to sort in a few categories that are easier to resell, like "yellow", "hi-tech", "heads" (I don't remember tthe exact categories.)
You can try to get more info in the original threads posted by the author:
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[ 3.2 ms ] story [ 17.5 ms ] threadHow much training data is it even? I noticed in the video only pretty standard lego blocks are identified.
You can try to get more info in the original threads posted by the author:
* https://news.ycombinator.com/item?id=14226889
* https://news.ycombinator.com/item?id=14280569