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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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November 17, 2025

PinCLIP: Large-scale Foundational Multimodal Representation at Pinterest (Preprint 2025)

Authors: Josh Beal, Eric Kim, Jinfeng Rao, Rex Wu, Dmitry Kislyuk, Charles Rosenberg

Paper

November 10, 2025

Autoregressive Generative Retrieval for Industrial-Scale Recommendations at Pinterest (CIKM 2025)

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

Article

November 10, 2025

TransAct V2: Lifelong User Action Sequence Modeling on Pinterest Recommendation (CIKM 2025)

Authors: Xue Xia, Saurabh Vishwas Joshi, Kousik Rajesh, Kangnan Li, Yangyi Lu, Nikil Pancha, Dhruvil Deven Badani, Jiajing Xu, Pong Eksombatchai

ArticleArxiv

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

ArxivArticle

September 22, 2025

LLM-based Relevance Assessment for Web-Scale Search Evaluation at Pinterest (RecSys 2025 EARL Workshop)

Authors: Han Wang, Alex Whitworth, Pak Ming Cheung, Zhenjie Zhang, Krishna Kamath

Arxiv

August 3, 2025

Introducing Multi-Modal Search at Pinterest: A New User Experience (KDD 2025 CJ Workshop)

Authors: Mengze Li, Pouya Rezazadeh Kalehbasti, Sainan Chen, Minhazul Islam Sk, Kshiteesh Hegde, Karina Sobhani, Kurchi Subhra Hazra, Zhenjie Zhang

Paper

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

Detection and Measurement of Near-Policy-Violating Content in Online Platforms (KDD 2025 CJ Workshop)

Authors: Armando Ordorica, Anna Kiyantseva, Karim Wahba, Yucheng Tu, Adam Avery

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

ArxivArticle

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