Amazon Reviews 2023 Please also visit amazon reviews 2023.github.io/ for more details, loading scripts, and preprocessed benchmark files. [April 7, 2024] We add two useful files: 1. all categories.txt : 34 lines (33 categories + "Unknown"), each line contains a category name. 2. asin2category.json : A mapping between parent asin (item ID) to its corresponding category name. This is a large scale Amazon Reviews dataset, collected in 2023 by McAuley Lab, and it includes rich features such as: 1. User Reviews ( ratings , text , helpfulness votes , etc.); 2. Item Metadata ( descriptions , price , raw image , etc.); 3. Links ( user item / bought together graphs). What's New? In the Amazon Reviews'23, we provide: 1. Larger Dataset: We collected 571.54M reviews, 245.2% larger than the last version; 2. Newer Interactions: Current interactions range from May. 1996 to Sep. 2023; 3. Richer Metadata: More descriptive features in item metadata; 4. Fine grained Timestamp: Interaction timestamp at the second or finer level; 5. Cleaner Processing: Cleaner item metadata than previous versions; 6. Standard Splitting: Standard data splits to encourage RecSys benchmarking. Basic Statistics We define t…
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