StereoDiffusion: Training-Free Stereo Image Generation Using Latent Diffusion Models

Khái niệm cốt lõi

The author introduces StereoDiffusion, a training-free method for generating stereo image pairs using latent diffusion models. By modifying the latent variable and implementing innovative techniques, high-quality stereo images can be rapidly generated without the need for model fine-tuning.

Tóm tắt

StereoDiffusion presents a novel approach to generating stereo image pairs without training, seamlessly integrating into Stable Diffusion models. The method involves modifying the latent variable, applying Stereo Pixel Shift operations, Symmetric Pixel Shift Masking Denoise, and Self-Attention Layers Modification to ensure consistency between left and right images. This technique achieves state-of-the-art scores in quantitative evaluations on various datasets like Middlebury and KITTI. The proposed method offers a lightweight solution for fast and high-quality stereo image generation.

Thống kê

Our method achieved better scores on both the KITTI and Middlebury datasets.
The reference scores for the KITTI dataset are lower compared to those of the Middlebury dataset.
The results of user tests showed that our method has the highest average but did not significantly outperform others.
Deblur has a certain negative impact on LPIPS and SSIM scores on Middlebury dataset.

Trích dẫn

Thông tin chi tiết chính được chắt lọc từ

StereoDiffusion

by Lezhong Wang... lúc arxiv.org 03-11-2024

https://arxiv.org/pdf/2403.04965.pdf

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What are potential limitations of using disparity maps in generating high-quality stereo images

Using disparity maps in generating high-quality stereo images may have limitations related to the accuracy and complexity of the maps. Disparity maps obtained from depth estimation models may not always accurately represent the true depth information of a scene, leading to inaccuracies in the generated stereo images. Additionally, high-precision disparity maps can introduce challenges during image generation processes like pixel shifts, potentially resulting in overlapping areas or inconsistencies between left and right images. Moreover, disparities between ground truth disparity maps and pseudo-disparity maps can affect the overall quality of stereo image pairs produced using these maps.

How might incorporating additional inpainting techniques enhance the effectiveness of StereoDiffusion

Incorporating additional inpainting techniques into StereoDiffusion could enhance its effectiveness by improving the quality and realism of generated stereo images. By integrating advanced inpainting methods like Symmetric Pixel Shift Masking Denoise alongside existing techniques within StereoDiffusion, it becomes possible to address issues related to consistency between left and right images during denoising processes. These additional techniques help refine details, reduce artifacts caused by pixel shifts or masking operations, and ensure smoother transitions between different regions of an image while maintaining coherence across both sides of a stereo pair. This comprehensive approach results in higher-quality output with improved visual fidelity throughout the generation process.