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September 22, 2025

PinFM: Foundation Model for User Activity Sequences at a Billion-scale Visual Discovery Platform (RecSys 2025)

Authors: Xiangyi Chen, Kousik Rajesh, Matthew Lawhon, Zelun Wang, Hanyu Li, Haomiao Li, Saurabh Vishwas Joshi, Pong Eksombatchai, Jaewon Yang, Yi-Ping Hsu, Jiajing Xu, Charles Rosenberg


ArticleArxiv

April 29, 2025

PinRec: Outcome-Conditioned, Multi-Token Generative Retrieval for Industry-Scale Recommendation Systems (Preprint 2025)

Authors: Anirudhan Badrinath, Prabhat Agarwal, Laksh Bhasin, Jaewon Yang, Jiajing Xu, Charles Rosenberg


Article

August 3, 2025

OmniSage: Large Scale, Multi-Entity Heterogeneous Graph Representation Learning (KDD 2025)

Authors: Anirudhan Badrinath, Alex Yang, Kousik Rajesh, Prabhat Agarwal, Jaewon Yang, Jiajing Xu, Charles Rosenberg, Haoyu Chen


ArticleArxiv
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September 22, 2025

PinFM: Foundation Model for User Activity Sequences at a Billion-scale Visual Discovery Platform (RecSys 2025)

Authors: Xiangyi Chen, Kousik Rajesh, Matthew Lawhon, Zelun Wang, Hanyu Li, Haomiao Li, Saurabh Vishwas Joshi, Pong Eksombatchai, Jaewon Yang, Yi-Ping Hsu, Jiajing Xu, Charles Rosenberg


ArticleArxiv

September 22, 2025

Deep Reinforcement Learning for Ranking Utility Tuning in the Ad Recommender System at Pinterest (RecSys 2025)

Authors: Xiao Yang, Mehdi Ben Ayed, Longyu Zhao, Fan Zhou, Yuchen Shen, Abe Engle, Jinfeng Zhuang, Ling Leng, Jiajing Xu, Charles Rosenberg, Prathibha Deshikachar


Article

August 3, 2025

Algorithmic Harms Associated with Generative Model-Augmented Recommendation Systems (KDD 2025)

Authors: Christine Herlihy, Xumei Xi, Shloka Desai, Kevin Bannerman Hutchful, Pedro Silva


Paper

August 3, 2025

Synergizing Implicit and Explicit User Interests: A Multi-Embedding Retrieval Framework at Pinterest (KDD 2025)

Authors: Zhibo Fan, Hongtao Lin, Haoyu Chen, Bowen Deng, Hedi Xia, Yuke Yan, James Li


Article

August 3, 2025

Cross-Domain Web Information Extraction at Pinterest (KDD 2025)

Authors: Michael Farag, Patrick Halina, Andrey Zaytsev, Alekhya Munagala, Imtihan Ahmed, Junhao Wang


Article

August 3, 2025

OmniSage: Large Scale, Multi-Entity Heterogeneous Graph Representation Learning (KDD 2025)

Authors: Anirudhan Badrinath, Alex Yang, Kousik Rajesh, Prabhat Agarwal, Jaewon Yang, Jiajing Xu, Charles Rosenberg, Haoyu Chen


ArticleArxiv

July 31, 2025

RecoMind: A Reinforcement Learning Framework for Optimizing In-Session User Satisfaction in Recommendation Systems (Preprint 2025)

Authors: Mehdi Ben Ayed, Fei Feng, Jay Adams, Vishwakarma Singh, Kritarth Anand, Jiajing Xu


Article

July 13, 2025

Optimize Visual Shopping Journey with Embedding-based Retrieval in Pinterest Closeup (SIGIR 2025)

Authors: Junpeng Hou, Wei-Ting Lin, Arkin Dharawat, Jiaxing Qu, Qi Wang, Sai Xiao, Xianxing Zhang, Weiran Li


Article

May 27, 2025

Visual Product Graph: Bridging Visual Products And Composite Images For End-to-End Style Recommendations (Preprint 2025)

Authors: Yue Li Du, Ben Alexander, Mikhail Antonenka, Rohan Mahadev, Hao-Yu Wu, Dmitry Kislyuk


Article

May 25, 2025

Unified Preference Optimization: Language Model Alignment Beyond the Preference Frontier (TMLR 2025)

Authors: Anirudhan Badrinath, Prabhat Agarwal, Jiajing Xu


ArticleOpenreview

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