RTS introduces reward-guided noise optimization and sparse PCA-based scaling to enhance test-time performance of diffusion models, claiming 15.6% GenEval and 60.4% ImageReward gains over baselines.
Sparse mezo: Less parameters for better performance in zeroth-order llm fine-tuning.arXiv, 2024
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Guided Trajectory Optimization with Sparse Scaling for Test-Time Diffusion
RTS introduces reward-guided noise optimization and sparse PCA-based scaling to enhance test-time performance of diffusion models, claiming 15.6% GenEval and 60.4% ImageReward gains over baselines.