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MovieLens 1B Synthetic Dataset | GroupLens

https://grouplens.org/datasets/movielens/movielens-1b

“MovieLens 1B is a synthetic dataset that is expanded from the 20 million real-world ratings from ML-20M, distributed in support of MLPerf. Note that these data are distributed as .npz files, which …” (the page’s own description)

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Last read: 8 Jul 2025
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