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Age-related macular degeneration (AMD) is a major cause of blindness in older adults, severely affecting vision and quality of life. Despite advances in understanding AMD, the molecular factors driving the severity of subretinal scarring…

基因组学 · 定量生物学 2024-09-10 Kuan Yan , Yue Zeng , Dai Shi , Ting Zhang , Dmytro Matsypura , Mark C. Gillies , Ling Zhu , Junbin Gao

Vision-Language Models (VLMs), particularly CLIP, have revolutionized anomaly detection by enabling zero-shot and few-shot defect identification without extensive labeled datasets. By learning aligned representations of images and text,…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Mohit Kakda , Mirudula Shri Muthukumaran , Uttapreksha Patel , Lawrence Swaminathan Xavier Prince

The representation of geometry in real-time 3D perception systems continues to be a critical research issue. Dense maps capture complete surface shape and can be augmented with semantic labels, but their high dimensionality makes them…

计算机视觉与模式识别 · 计算机科学 2019-04-16 Michael Bloesch , Jan Czarnowski , Ronald Clark , Stefan Leutenegger , Andrew J. Davison

Place recognition is a core component of Simultaneous Localization and Mapping (SLAM) algorithms. Particularly in visual SLAM systems, previously-visited places are recognized by measuring the appearance similarity between images…

计算机视觉与模式识别 · 计算机科学 2020-07-28 Jiawei Mo , Junaed Sattar

In this work we present a monocular visual odometry (VO) algorithm which leverages geometry-based methods and deep learning. Most existing VO/SLAM systems with superior performance are based on geometry and have to be carefully designed for…

计算机视觉与模式识别 · 计算机科学 2020-02-19 Huangying Zhan , Chamara Saroj Weerasekera , Jiawang Bian , Ian Reid

Due to budgetary constraints, indoor navigation typically employs 2D LiDAR rather than 3D LiDAR. However, the utilization of 2D LiDAR in Simultaneous Localization And Mapping (SLAM) frequently encounters challenges related to motion…

机器人学 · 计算机科学 2024-04-24 Bin Zhang , Zexin Peng , Bi Zeng , Junjie Lu

Line matching plays an essential role in structure from motion (SFM) and simultaneous localization and mapping (SLAM), especially in low-textured and repetitive scenes. In this paper, we present a new method of using a graph convolution…

计算机视觉与模式识别 · 计算机科学 2020-04-14 QuanMeng Ma , Guang Jiang , DianZhi Lai

Decentralized visual simultaneous localization and mapping (SLAM) is a powerful tool for multi-robot applications in environments where absolute positioning systems are not available. Being visual, it relies on cameras, cheap, lightweight…

机器人学 · 计算机科学 2018-04-06 Titus Cieslewski , Siddharth Choudhary , Davide Scaramuzza

We present an on-line 3D visual object tracking framework for monocular cameras by incorporating spatial knowledge and uncertainty from semantic mapping along with high frequency measurements from visual odometry. Using a combination of…

计算机视觉与模式识别 · 计算机科学 2016-03-15 Prateek Singhal , Ruffin White , Henrik Christensen

The goal of this paper is to create a new framework for dense SLAM that is light enough for micro-robot systems based on depth camera and inertial sensor. Feature-based and direct methods are two mainstreams in visual SLAM. Both methods…

机器人学 · 计算机科学 2017-09-05 Chen Wang , Junsong Yuan , Lihua Xie

Simultaneous localization and mapping (SLAM) based on laser sensors has been widely adopted by mobile robots and autonomous vehicles. These SLAM systems are required to support accurate localization with limited computational resources. In…

机器人学 · 计算机科学 2022-09-01 Yifan Duan , Jie Peng , Yu Zhang , Jianmin Ji , Yanyong Zhang

This paper presents a novel tightly-coupled monocular visual-inertial Simultaneous Localization and Mapping algorithm, which provides accurate and robust localization within the globally consistent map in real time on a standard CPU. This…

机器人学 · 计算机科学 2021-02-24 Meixiang Quan , Songhao Piao , Minglang Tan , Shi-Sheng Huang

Initialization is essential to monocular Simultaneous Localization and Mapping (SLAM) problems. This paper focuses on a novel initialization method for monocular SLAM based on planar features. The algorithm starts by homography estimation…

机器人学 · 计算机科学 2020-05-26 Sicong Du , Hengkai Guo , Yao Chen , Yilun Lin , Xiangbing Meng , Linfu Wen , Fei-Yue Wang

Existing simultaneous localization and mapping (SLAM) algorithms are not robust in challenging low-texture environments because there are only few salient features. The resulting sparse or semi-dense map also conveys little information for…

计算机视觉与模式识别 · 计算机科学 2017-03-22 Shichao Yang , Yu Song , Michael Kaess , Sebastian Scherer

Visual Simultaneous Localization and Mapping (SLAM) systems are an essential component in agricultural robotics that enable autonomous navigation and the construction of accurate 3D maps of agricultural fields. However, lack of texture,…

机器人学 · 计算机科学 2021-07-12 Mohamad Qadri , George Kantor

Complementing images with inertial measurements has become one of the most popular approaches to achieve highly accurate and robust real-time camera pose tracking. In this paper, we present a keyframe-based approach to visual-inertial…

计算机视觉与模式识别 · 计算机科学 2018-10-05 Anton Kasyanov , Francis Engelmann , Jörg Stückler , Bastian Leibe

Simultaneous localisation and mapping (SLAM) play a vital role in autonomous robotics. Robotic platforms are often resource-constrained, and this limitation motivates resource-efficient SLAM implementations. While sparse visual SLAM…

机器人学 · 计算机科学 2023-07-06 Christiaan J. Müller , Corné E. van Daalen

SLAM plays a crucial role in automation tasks, such as warehouse logistics, healthcare robotics, and restaurant delivery. These scenes come with various challenges, including navigating around crowds of people, dealing with flying plastic…

机器人学 · 计算机科学 2025-03-26 Yongxin Ma , Jie Xu , Shenghai Yuan , Tian Zhi , Wenlu Yu , Jun Zhou , Lihua Xie

Superpixel decomposition methods are widely used in computer vision and image processing applications. By grouping homogeneous pixels, the accuracy can be increased and the decrease of the number of elements to process can drastically…

计算机视觉与模式识别 · 计算机科学 2025-09-25 Rémi Giraud , Vinh-Thong Ta , Nicolas Papadakis

Simultaneous Localization and Mapping (SLAM) is one of the most essential techniques in many real-world robotic applications. The assumption of static environments is common in most SLAM algorithms, which however, is not the case for most…

机器人学 · 计算机科学 2022-05-17 Han Wang , Jing Ying Ko , Lihua Xie