TextAlign applies hierarchical VLM-based rewards to align text-to-image models for better glyph-level text rendering via GRPO and DPO.
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Diffusion-APO synchronizes training noise with inference trajectories in video diffusion models to improve preference alignment and visual quality.
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TextAlign: Preference Alignment for Text Rendering with Hierarchical Rewards
TextAlign applies hierarchical VLM-based rewards to align text-to-image models for better glyph-level text rendering via GRPO and DPO.
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Diffusion-APO: Trajectory-Aware Direct Preference Alignment for Video Diffusion Transformers
Diffusion-APO synchronizes training noise with inference trajectories in video diffusion models to improve preference alignment and visual quality.