oyku-tugana/amazon-musical-instruments-2014-2023-5core

Amazon Musical Instruments — 5-Core Sampled Dataset (2018-2023) Sampled subset of Amazon Reviews 2023 Musical Instruments category, created for a Data Mining course recommendation system project. Sampling Strategy Time filter: 2014-01-01 to 2023-09-12 Iterative 5-core filtering: Both users and items have at least 5 interactions (iteratively until stable) Cold-start test set: 10000 users with 1-2 reviews held out for cold-start evaluation Random seed: 42… See the full description on the dataset page: https://huggingface.co/datasets/oyku-tugana/amazon-musical-instruments-2014-2023-5core.