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Related papers: GeoDiff: Geometry-Guided Diffusion for Metric Dept…

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Monocular depth estimation (MDE) has witnessed remarkable progress driven by Convolutional Neural Networks and transformer-based architectures. However, these approaches typically treat the problem as a generic image-to-image regression on…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Qianlei Wang , Kexun Chen , Shaolin Zhang , Hongli Gao , Chaoning Zhang , Xiaolin Qin

In this paper, we propose \textbf{Iris}, a deterministic framework for Monocular Depth Estimation (MDE) that integrates real-world priors into the diffusion model. Conventional feed-forward methods rely on massive training data, yet still…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Xinhao Cai , Gensheng Pei , Zeren Sun , Yazhou Yao , Fumin Shen , Wenguan Wang

Generalizing metric monocular depth estimation presents a significant challenge due to its ill-posed nature, while the entanglement between camera parameters and depth amplifies issues further, hindering multi-dataset training and zero-shot…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Karlo Koledić , Luka Petrović , Ivan Marković , Ivan Petrović

Monocular depth estimation within the diffusion-denoising paradigm demonstrates impressive generalization ability but suffers from low inference speed. Recent methods adopt a single-step deterministic paradigm to improve inference…

Computer Vision and Pattern Recognition · Computer Science 2026-04-24 Ziyang Song , Zerong Wang , Bo Li , Hao Zhang , Ruijie Zhu , Li Liu , Peng-Tao Jiang , Tianzhu Zhang

We present a latent diffusion-based differentiable inversion method (LD-DIM) for PDE-constrained inverse problems involving high-dimensional spatially distributed coefficients. LD-DIM couples a pretrained latent diffusion prior with an…

Numerical Analysis · Mathematics 2025-12-30 Zihan Lin , QiZhi He

Most existing algorithms for depth estimation from single monocular images need large quantities of metric groundtruth depths for supervised learning. We show that relative depth can be an informative cue for metric depth estimation and can…

Computer Vision and Pattern Recognition · Computer Science 2019-07-12 Yuanzhouhan Cao , Tianqi Zhao , Ke Xian , Chunhua Shen , Zhiguo Cao , Shugong Xu

With the rapid advancements in autonomous driving and robot navigation, there is a growing demand for lifelong learning models capable of estimating metric (absolute) depth. Lifelong learning approaches potentially offer significant cost…

Computer Vision and Pattern Recognition · Computer Science 2023-10-16 Junjie Hu , Chenyou Fan , Liguang Zhou , Qing Gao , Honghai Liu , Tin Lun Lam

We present a novel approach for metric dense depth estimation based on the fusion of a single-view image and a sparse, noisy Radar point cloud. The direct fusion of heterogeneous Radar and image data, or their encodings, tends to yield…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Han Li , Yukai Ma , Yaqing Gu , Kewei Hu , Yong Liu , Xingxing Zuo

RGB-D tracking significantly improves the accuracy of object tracking. However, its dependency on real depth inputs and the complexity involved in multi-modal fusion limit its applicability across various scenarios. The utilization of depth…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Zhenyu Wei , Yujie He , Zhanchuan Cai

While Diffusion Large Language Models (DLLMs) have demonstrated remarkable capabilities in multi-modal generation, performing precise, training-free image editing remains an open challenge. Unlike continuous diffusion models, the discrete…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Zifeng Zhu , Jiaming Han , Jiaxiang Zhao , Minnan Luo , Xiangyu Yue

Depth in the real world is rarely singular. Transmissive materials create layered ambiguities that confound conventional perception systems. Existing models remain passive; conventional approaches typically estimate static depth maps…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Junhong Min , Jimin Kim , Minwook Kim , Cheol-Hui Min , Youngpil Jeon , Minyong Choi

Single-view depth estimation (SVDE) plays a crucial role in scene understanding for AR applications, 3D modeling, and robotics, providing the geometry of a scene based on a single image. Recent works have shown that a successful solution…

Computer Vision and Pattern Recognition · Computer Science 2021-02-11 Mikhail Romanov , Nikolay Patatkin , Anna Vorontsova , Sergey Nikolenko , Anton Konushin , Dmitry Senyushkin

Monocular depth estimation is a critical function in computer vision applications. This paper shows that large language models (LLMs) can effectively interpret depth with minimal supervision, using efficient resource utilization and a…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Zhongyi Xia , Tianzhao Wu

This paper introduces a novel deep framework for dense 3D reconstruction from multiple image frames, leveraging a sparse set of depth measurements gathered jointly with image acquisition. Given a deep multi-view stereo network, our…

Computer Vision and Pattern Recognition · Computer Science 2022-10-21 Matteo Poggi , Andrea Conti , Stefano Mattoccia

Self-supervised monocular depth estimation presents a powerful method to obtain 3D scene information from single camera images, which is trainable on arbitrary image sequences without requiring depth labels, e.g., from a LiDAR sensor. In…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Marvin Klingner , Jan-Aike Termöhlen , Jonas Mikolajczyk , Tim Fingscheidt

Monocular metric depth estimation (MMDE) is a core challenge in computer vision, playing a pivotal role in real-world applications that demand accurate spatial understanding. Although prior works have shown promising zero-shot performance…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Girish Chandar Ganesan , Yuliang Guo , Liu Ren , Xiaoming Liu

We present a method for depth estimation with monocular images, which can predict high-quality depth on diverse scenes up to an affine transformation, thus preserving accurate shapes of a scene. Previous methods that predict metric depth…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Wei Yin , Xinlong Wang , Chunhua Shen , Yifan Liu , Zhi Tian , Songcen Xu , Changming Sun , Dou Renyin

We propose a novel two-stage framework for sensor depth enhancement, called Perfecting Depth. This framework leverages the stochastic nature of diffusion models to automatically detect unreliable depth regions while preserving geometric…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Jinyoung Jun , Lei Chu , Jiahao Li , Yan Lu , Chang-Su Kim

Monocular depth estimation from RGB images plays a pivotal role in 3D vision. However, its accuracy can deteriorate in challenging environments such as nighttime or adverse weather conditions. While long-wave infrared cameras offer stable…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Jialei Xu , Xianming Liu , Junjun Jiang , Kui Jiang , Rui Li , Kai Cheng , Xiangyang Ji

We propose GRAM-DIFF, a Gram-matrix-guided diffusion framework for semi-blind multiple input multiple output (MIMO) channel estimation. Recent diffusion-based estimators leverage learned generative priors to improve pilot-based channel…

Information Theory · Computer Science 2026-02-18 Xinyuan Wang , Krishna Narayanan