Stealing Stable Diffusion Prior for Robust Monocular Depth Estimation

Fuente: arXiv
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Autores principales: Mao, Yifan, Liu, Jian, Liu, Xianming
Formato: Preprint
Publicado: 2024
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author Mao, Yifan
Liu, Jian
Liu, Xianming
author_facet Mao, Yifan
Liu, Jian
Liu, Xianming
contents Monocular depth estimation is a crucial task in computer vision. While existing methods have shown impressive results under standard conditions, they often face challenges in reliably performing in scenarios such as low-light or rainy conditions due to the absence of diverse training data. This paper introduces a novel approach named Stealing Stable Diffusion (SSD) prior for robust monocular depth estimation. The approach addresses this limitation by utilizing stable diffusion to generate synthetic images that mimic challenging conditions. Additionally, a self-training mechanism is introduced to enhance the model's depth estimation capability in such challenging environments. To enhance the utilization of the stable diffusion prior further, the DINOv2 encoder is integrated into the depth model architecture, enabling the model to leverage rich semantic priors and improve its scene understanding. Furthermore, a teacher loss is introduced to guide the student models in acquiring meaningful knowledge independently, thus reducing their dependency on the teacher models. The effectiveness of the approach is evaluated on nuScenes and Oxford RobotCar, two challenging public datasets, with the results showing the efficacy of the method. Source code and weights are available at: https://github.com/hitcslj/SSD.
format Preprint
id arxiv_https___arxiv_org_abs_2403_05056
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Stealing Stable Diffusion Prior for Robust Monocular Depth Estimation
Mao, Yifan
Liu, Jian
Liu, Xianming
Computer Vision and Pattern Recognition
Monocular depth estimation is a crucial task in computer vision. While existing methods have shown impressive results under standard conditions, they often face challenges in reliably performing in scenarios such as low-light or rainy conditions due to the absence of diverse training data. This paper introduces a novel approach named Stealing Stable Diffusion (SSD) prior for robust monocular depth estimation. The approach addresses this limitation by utilizing stable diffusion to generate synthetic images that mimic challenging conditions. Additionally, a self-training mechanism is introduced to enhance the model's depth estimation capability in such challenging environments. To enhance the utilization of the stable diffusion prior further, the DINOv2 encoder is integrated into the depth model architecture, enabling the model to leverage rich semantic priors and improve its scene understanding. Furthermore, a teacher loss is introduced to guide the student models in acquiring meaningful knowledge independently, thus reducing their dependency on the teacher models. The effectiveness of the approach is evaluated on nuScenes and Oxford RobotCar, two challenging public datasets, with the results showing the efficacy of the method. Source code and weights are available at: https://github.com/hitcslj/SSD.
title Stealing Stable Diffusion Prior for Robust Monocular Depth Estimation
topic Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2403.05056