IR
Anthology
Community
Yitong
Ji
2024
doi
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Our Model Achieves Excellent Performance on MovieLens: What Does It Mean?
Yu-Chen Fan
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Yitong Ji
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Jie Zhang
|
Aixin Sun
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 6
2023
doi
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A Critical Study on Data Leakage in Recommender System Offline Evaluation.
Yitong Ji
|
Aixin Sun
|
Jie Zhang
|
Chenliang Li
ACM Transactions on Information Systems (TOIS) 2023 Volume 41 Issue 3
2022
doi
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Do Loyal Users Enjoy Better Recommendations?: Understanding Recommender Accuracy from a Time Perspective.
Yitong Ji
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Aixin Sun
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Jie Zhang
|
Chenliang Li
ICTIR '22: The 2022 ACM SIGIR International Conference on the Theory of Information Retrieval, Madrid, Spain, July 11 - 12, 2022
2020
doi
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A Re-visit of the Popularity Baseline in Recommender Systems.
Yitong Ji
|
Aixin Sun
|
Jie Zhang
|
Chenliang Li
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020