Ajit Puthenputhussery

2025

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Meta-Learning to Rank for Sparsely Supervised Queries.
Xuyang Wu|Ajit Puthenputhussery|Hongwei Shang|Changsung Kang|Yi Fang
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 1
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Large Scale Deployment of BERT Based Cross Encoder Model for Re-Ranking in Walmart Search Engine.
Ajit Puthenputhussery|Changsung Kang|Alessandro Magnani|Tian Zhang|Hongwei Shang|Nitin Yadav|Prijith Chandran|Bhavin Madhani|Yuan-Tai Fu|He Wang|Zbigniew Gasiorek|Salvatore Tornatore|Srikanth Dasaka|Vivek Agrawal|Michael Bowersox|Cun Mu|Ciya Liao
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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Knowledge Distillation for Enhancing Walmart E-commerce Search Relevance Using Large Language Models.
Hongwei Shang|Nguyen Vo|Nitin Yadav|Tian Zhang|Ajit Puthenputhussery|Xunfan Cai|Shuyi Chen|Prijith Chandran|Changsung Kang
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025

2022

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A Multi-task Learning Framework for Product Ranking with BERT.
Xuyang Wu|Alessandro Magnani|Suthee Chaidaroon|Ajit Puthenputhussery|Ciya Liao|Yi Fang
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022