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相关论文: Depth Estimation from Single-shot Monocular Endosc…

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Monocular depth estimation is an important task that can be applied to many robotic applications. Existing methods focus on improving depth estimation accuracy via training increasingly deeper and wider networks, however these suffer from…

计算机视觉与模式识别 · 计算机科学 2022-09-30 Xingshuai Dong , Matthew A. Garratt , Sreenatha G. Anavatti , Hussein A. Abbass , Junyu Dong

Depth estimation plays a crucial role in various tasks within endoscopic surgery, including navigation, surface reconstruction, and augmented reality visualization. Despite the significant achievements of foundation models in vision tasks,…

图像与视频处理 · 电气工程与系统科学 2024-05-15 Beilei Cui , Mobarakol Islam , Long Bai , An Wang , Hongliang Ren

Depth estimation from a single image is a fundamental problem in computer vision. In this paper, we propose a simple yet effective convolutional spatial propagation network (CSPN) to learn the affinity matrix for depth prediction.…

计算机视觉与模式识别 · 计算机科学 2018-08-02 Xinjing Cheng , Peng Wang , Ruigang Yang

Estimating depth from a monocular image is an ill-posed problem: when the camera projects a 3D scene onto a 2D plane, depth information is inherently and permanently lost. Nevertheless, recent work has shown impressive results in estimating…

计算机视觉与模式识别 · 计算机科学 2021-12-13 Jagpreet Chawla , Nikhil Thakurdesai , Anuj Godase , Md Reza , David Crandall , Soon-Heung Jung

Monocular relative and metric depth estimation has seen a tremendous boost in the last few years due to the sharp advancements in foundation models and in particular transformer based networks. As we start to see applications to the domain…

Metric depth estimation from visual sensors is crucial for robots to perceive, navigate, and interact with their environment. Traditional range imaging setups, such as stereo or structured light cameras, face hassles including calibration,…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Blanca Lasheras-Hernandez , Klaus H. Strobl , Sergio Izquierdo , Tim Bodenmüller , Rudolph Triebel , Javier Civera

In the field of monocular depth estimation (MDE), many models with excellent zero-shot performance in general scenes emerge recently. However, these methods often fail in predicting non-Lambertian surfaces, such as transparent or mirror…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Junrui Zhang , Jiaqi Li , Yachuan Huang , Yiran Wang , Jinghong Zheng , Liao Shen , Zhiguo Cao

Learning based methods have shown very promising results for the task of depth estimation in single images. However, most existing approaches treat depth prediction as a supervised regression problem and as a result, require vast quantities…

计算机视觉与模式识别 · 计算机科学 2017-04-14 Clément Godard , Oisin Mac Aodha , Gabriel J. Brostow

Self-supervised monocular depth estimation methods have been increasingly given much attention due to the benefit of not requiring large, labelled datasets. Such self-supervised methods require high-quality salient features and consequently…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Xiaotong Guo , Huijie Zhao , Shuwei Shao , Xudong Li , Baochang Zhang

Depth estimation provides essential information to perform autonomous driving and driver assistance. Especially, Monocular Depth Estimation is interesting from a practical point of view, since using a single camera is cheaper than many…

计算机视觉与模式识别 · 计算机科学 2018-09-13 Akhil Gurram , Onay Urfalioglu , Ibrahim Halfaoui , Fahd Bouzaraa , Antonio M. Lopez

Single image depth estimation is a challenging problem. The current state-of-the-art method formulates the problem as that of ordinal regression. However, the formulation is not fully differentiable and depth maps are not generated in an…

计算机视觉与模式识别 · 计算机科学 2020-06-17 Kunal Swami , Prasanna Vishnu Bondada , Pankaj Kumar Bajpai

Medical endoscopy remains a challenging application for simultaneous localization and mapping (SLAM) due to the sparsity of image features and size constraints that prevent direct depth-sensing. We present a SLAM approach that incorporates…

图像与视频处理 · 电气工程与系统科学 2019-07-02 Richard J. Chen , Taylor L. Bobrow , Thomas Athey , Faisal Mahmood , Nicholas J. Durr

Monocular depth estimation is a highly challenging problem that is often addressed with deep neural networks. While these are able to use recognition of image features to predict reasonably looking depth maps the result often has low metric…

计算机视觉与模式识别 · 计算机科学 2020-12-22 Patrik Persson , Linn Öström , Carl Olsson

Deep neural networks have recently thrived on single image depth estimation. That being said, current developments on this topic highlight an apparent compromise between accuracy and network size. This work proposes an accurate and…

计算机视觉与模式识别 · 计算机科学 2021-08-26 Lam Huynh , Matteo Pedone , Phong Nguyen , Jiri Matas , Esa Rahtu , Janne Heikkila

Colorectal cancer is the third most common cause of cancer death worldwide. Optical colonoscopy is the gold standard for detecting colorectal cancer; however, about 25 percent of polyps are missed during the procedure. A vision-based…

图像与视频处理 · 电气工程与系统科学 2023-01-20 Alwyn Mathew , Ludovic Magerand , Emanuele Trucco , Luigi Manfredi

Accurate monocular metric depth estimation (MMDE) is crucial to solving downstream tasks in 3D perception and modeling. However, the remarkable accuracy of recent MMDE methods is confined to their training domains. These methods fail to…

计算机视觉与模式识别 · 计算机科学 2025-12-19 Luigi Piccinelli , Christos Sakaridis , Yung-Hsu Yang , Mattia Segu , Siyuan Li , Wim Abbeloos , Luc Van Gool

This paper presents a novel monocular depth estimation method, named ECFNet, for estimating high-quality monocular depth with clear edges and valid overall structure from a single RGB image. We make a thorough inquiry about the key factor…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Pengzhi Li , Yikang Ding , Haohan Wang , Chengshuai Tang , Zhiheng Li

Depth estimation is a foundational component for 3D reconstruction in minimally invasive endoscopic surgeries. However, existing monocular depth estimation techniques often exhibit limited performance to the varying illumination and complex…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Xinning Yao , Bo Liu , Bojian Li , Jingjing Wang , Jinghua Yue , Fugen Zhou

Current methods for depth map prediction from monocular images tend to predict smooth, poorly localized contours for the occlusion boundaries in the input image. This is unfortunate as occlusion boundaries are important cues to recognize…

计算机视觉与模式识别 · 计算机科学 2020-05-12 Michael Ramamonjisoa , Yuming Du , Vincent Lepetit

There has been tremendous research progress in estimating the depth of a scene from a monocular camera image. Existing methods for single-image depth prediction are exclusively based on deep neural networks, and their training can be…

计算机视觉与模式识别 · 计算机科学 2019-05-21 Ali Jahani Amiri , Shing Yan Loo , Hong Zhang