collaborators

5 papers

cs.IR2026

Fine-Tuned LLM as a Complementary Predictor Improving Ads System

Hui Yang, Daiwei He, Kevin Jiang +20

Recommendation systems power engagement and monetization across feeds, ads, and short-video platforms, but translating the latest advances in Large Language Models into Recommendat…

cs.IR2025

Decoupled Entity Representation Learning for Pinterest Ads Ranking

Jie Liu, Yinrui Li, Jiankai Sun +12

In this paper, we introduce a novel framework following an upstream-downstream paradigm to construct user and item (Pin) embeddings from diverse data sources, which are essential f…

cs.IR2025

Multi-Faceted Large Embedding Tables for Pinterest Ads Ranking

Runze Su, Jiayin Jin, Jiacheng Li +16

Large embedding tables are indispensable in modern recommendation systems, thanks to their ability to effectively capture and memorize intricate details of interactions among diver…

cs.LG2025

The Evolution of Embedding Table Optimization and Multi-Epoch Training in Pinterest Ads Conversion

Andrew Qiu, Shubham Barhate, Hin Wai Lui +7

Deep learning for conversion prediction has found widespread applications in online advertising. These models have become more complex as they are trained to jointly predict multip…

cs.LG2025

On the Practice of Deep Hierarchical Ensemble Network for Ad Conversion Rate Prediction

Jinfeng Zhuang, Yinrui Li, Runze Su +14

The predictions of click through rate (CTR) and conversion rate (CVR) play a crucial role in the success of ad-recommendation systems. A Deep Hierarchical Ensemble Network (DHEN) h…