核心概念
Underwater image restoration using RGBD diffusion prior outperforms state-of-the-art methods.
要約
The content discusses the challenges of underwater image restoration due to water effects and lack of clean data. It introduces a novel approach leveraging in-air images to train a diffusion prior for underwater restoration, incorporating color and depth channels. The method surpasses existing baselines for image restoration on challenging scenes. Key contributions include training an RGBD prior, proposing a new method combining RGBD prior with the underwater image formation model, and demonstrating superior performance qualitatively and quantitatively. Results are presented for real-world scenes and simulations, showcasing significant improvements over existing methods.
Structure:
Introduction to Underwater Image Restoration Challenges
Proposed Approach: Training RGBD Prior Using In-Air Images
Methodology: Sampling from Posterior with Guidance Model
Results: Comparison with Existing Methods on Real-World Scenes and Simulation Data
Ablation Study: Impact of Different Variants on Restoration Quality
Discussion on Method's Strengths and Future Directions
統計
"Our method outperforms state-of-the-art baselines for image restoration."
"Using this prior together with a novel guidance method based on the underwater image formation model, we generate posterior samples of clean images."
"We train an RGBD prior, demonstrating that modeling color and depth provides a stronger diffusion prior."