ResearchResearch paperRobotics & Embodied AI · Large Language Models1 source · Oct 12, 2026

Look Back to Move Forward: Learning to Revisit for Agentic Compositional Image Generation

In this work, we introduce GenRevisit, an agentic framework that extends action selection to joint continuation-state and action selection.

Key points

  • Text-to-image models have made remarkable progress in visual fidelity and instruction following, yet complex compositional generation remains challenging.
  • Existing agentic approaches address this limitation through iterative generation and editing, adapting their actions based on interaction history.
  • We train GenRevisit with SFT followed by agentic reinforcement learning.
  • To address the coarse credit assignment of final outcome reward in GRPO, which assigns the same trajectory-level advantage to all actions, we further propose Normalized Action Credit Assignment (NACA) to redistribute positive advantage according to each action's contribution to reducing the remaining objective.

Sources (1)

  • [1]Look Back to Move Forward: Learning to Revisit for Agentic Compositional Image Generation
    arXiv (AI, ML, NLP, CV, robotics, multi-agent) · Oct 12, 05:59 AM
    In this work, we introduce GenRevisit, an agentic framework that extends action selection to joint continuation-state and action selection.
    Text-to-image models have made remarkable progress in visual fidelity and instruction following, yet complex compositional generation remains challenging.

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