Mahashweta Das

2025

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Fine-Grained Graph Rationalization.
Zhe Xu|Menghai Pan|Yuzhong Chen|Huiyuan Chen|Yuchen Yan|Mahashweta Das|Hanghang Tong
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025

2024

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Graph Anomaly Detection with Adaptive Node Mixup.
Qinghai Zhou|Yuzhong Chen|Zhe Xu|Yuhang Wu|Menghai Pan|Mahashweta Das|Hao Yang|Hanghang Tong
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
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Towards Mitigating Dimensional Collapse of Representations in Collaborative Filtering.
Huiyuan Chen|Vivian Lai|Hongye Jin|Zhimeng Jiang|Mahashweta Das|Xia Hu
Proceedings of the 17th ACM International Conference on Web Search and Data Mining, WSDM 2024, Merida, Mexico, March 4-8, 2024
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PaCEr: Network Embedding From Positional to Structural.
Yuchen Yan|Yongyi Hu|Qinghai Zhou|Lihui Liu|Zhichen Zeng|Yuzhong Chen|Menghai Pan|Huiyuan Chen|Mahashweta Das|Hanghang Tong
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024

2023

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Tackling Diverse Minorities in Imbalanced Classification.
Kwei-Herng Lai|Daochen Zha|Huiyuan Chen|Mangesh Bendre|Yuzhong Chen|Mahashweta Das|Hao Yang|Xia Hu
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
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Sharpness-Aware Graph Collaborative Filtering.
Huiyuan Chen|Chin-Chia Michael Yeh|Yujie Fan|Yan Zheng|Junpeng Wang|Vivian Lai|Mahashweta Das|Hao Yang
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023
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Knowledge Graph Question Answering with Ambiguous Query.
Lihui Liu|Yuzhong Chen|Mahashweta Das|Hao Yang|Hanghang Tong
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2021

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GPR: Global Personalized Restaurant Recommender System Leveraging Billions of Financial Transactions.
Mangesh Bendre|Mahashweta Das|Fei Wang|Hao Yang
WSDM '21, The Fourteenth ACM International Conference on Web Search and Data Mining, Virtual Event, Israel, March 8-12, 2021

2020

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Transfer Learning via Contextual Invariants for One-to-Many Cross-Domain Recommendation.
Adit Krishnan|Mahashweta Das|Mangesh Bendre|Hao Yang|Hari Sundaram
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020

2013

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Generating informative snippet to maximize item visibility.
Mahashweta Das|Habibur Rahman|Gautam Das|Vagelis Hristidis
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013