Contrastive preference optimization, combining ImageReward and PickScore with static and LLM-generated negative prompts, improves semantic alignment in SDS-based 3D human generation, especially for long prompts.
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Text-driven 3D Human Generation via Contrastive Preference Optimization
Contrastive preference optimization, combining ImageReward and PickScore with static and LLM-generated negative prompts, improves semantic alignment in SDS-based 3D human generation, especially for long prompts.