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Pinterest develops model-agnostic framework for long-term user engagement

Researchers at Pinterest have developed a new model-agnostic framework designed to optimize long-term user engagement and retention in large-scale recommendation systems. This framework addresses the challenges of sparse, delayed, and partially attributable return signals by identifying session-level behaviors that predict future retention. The system has been successfully deployed across various Pinterest surfaces, including Homefeed, Related Pins, Search, and Notifications, demonstrating consistent improvements in engagement and retention metrics. AI

IMPACT Enhances long-term user retention in recommendation systems, potentially influencing future recommender system design.

RANK_REASON Academic paper detailing a new framework for recommendation systems. [lever_c_demoted from research: ic=1 ai=1.0]

Read on arXiv cs.IR (Information Retrieval) →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Pinterest develops model-agnostic framework for long-term user engagement

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Academic paper detailing a new framework for recommendation systems. [lever_c_demoted from research: ic=1 ai=1.0]
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Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
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High
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85 days old
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COVERAGE [1]

  1. arXiv cs.IR (Information Retrieval) TIER_1 English(EN) · Yijie Dylan Wang ·

    Long-term User Engagement Optimization through Model-agnostic Downstream Rewards Learning

    As recommender systems mature in the past few years, their optimization objectives have evolved from a primary focusing on short-term behavioral signals to a broader emphasis on long-term user engagement and retention. However, directly optimizing retention is difficult because r…