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The performance of visual SLAM in complex, real-world scenarios is often compromised by unreliable feature extraction and matching when using handcrafted features. Although deep learning-based local features excel at capturing high-level…

机器人学 · 计算机科学 2024-06-26 Hao Qu , Lilian Zhang , Jun Mao , Junbo Tie , Xiaofeng He , Xiaoping Hu , Yifei Shi , Changhao Chen

Odometry is a critical task for autonomous systems for self-localization and navigation. We propose a novel LiDAR-Visual odometry framework that integrates LiDAR point clouds and images for accurate and robust pose estimation. Our method…

计算机视觉与模式识别 · 计算机科学 2025-07-22 JunYing Huang , Ao Xu , DongSun Yong , KeRen Li , YuanFeng Wang , Qi Qin

The mobile robot relies on SLAM (Simultaneous Localization and Mapping) to provide autonomous navigation and task execution in complex and unknown environments. However, it is hard to develop a dedicated algorithm for mobile robots due to…

机器人学 · 计算机科学 2023-12-27 Ke Cao , Ruiping Liu , Ze Wang , Kunyu Peng , Jiaming Zhang , Junwei Zheng , Zhifeng Teng , Kailun Yang , Rainer Stiefelhagen

We propose a method to train deep networks to decompose videos into 3D geometry (camera and depth), moving objects, and their motions, with no supervision. We build on the idea of view synthesis, which uses classical camera geometry to…

计算机视觉与模式识别 · 计算机科学 2021-06-02 Dan Xu , Andrea Vedaldi , Joao F. Henriques

We tackle the problem of localizing an autonomous sea-surface vehicle in river estuarine areas using monocular camera and angular velocity input from an inertial sensor. Our method is challenged by two prominent drawbacks associated with…

计算机视觉与模式识别 · 计算机科学 2017-07-20 George Terzakis , Riccardo Polvara , Sanjay Sharma , Phil Culverhouse , Robert Sutton

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

Per-pixel ground-truth depth data is challenging to acquire at scale. To overcome this limitation, self-supervised learning has emerged as a promising alternative for training models to perform monocular depth estimation. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Clément Godard , Oisin Mac Aodha , Michael Firman , Gabriel Brostow

Simultaneous Localization and Mapping (SLAM) plays an important role in robot autonomy. Reliability and efficiency are the two most valued features for applying SLAM in robot applications. In this paper, we consider achieving a reliable…

机器人学 · 计算机科学 2023-10-09 Shiquan Yi , Yang Lyu , Lin Hua , Quan Pan , Chunhui Zhao

Monocular visual localization plays a pivotal role in advanced driver assistance systems and autonomous driving by estimating a vehicle's ego-motion from a single pinhole camera. Nevertheless, conventional monocular visual odometry…

计算机视觉与模式识别 · 计算机科学 2025-03-07 Hui Zhang , Zhiyang Wu , Qianqian Shangguan , Kang An

SLAM systems are mainly applied for robot navigation while research on feasibility for motion planning with SLAM for tasks like bin-picking, is scarce. Accurate 3D reconstruction of objects and environments is important for planning motion…

计算机视觉与模式识别 · 计算机科学 2018-03-07 Sergey Triputen , Atmaraaj Gopal , Thomas Weber , Christian Hofert , Kristiaan Schreve , Matthias Ratsch

Given the recent advances in depth prediction from Convolutional Neural Networks (CNNs), this paper investigates how predicted depth maps from a deep neural network can be deployed for accurate and dense monocular reconstruction. We propose…

计算机视觉与模式识别 · 计算机科学 2017-04-13 Keisuke Tateno , Federico Tombari , Iro Laina , Nassir Navab

Monocular Simultaneous Localization and Mapping (SLAM) aims to estimate a robot's pose while simultaneously reconstructing an unknown 3D scene using a single camera. While existing monocular SLAM systems generate detailed 3D geometry…

机器人学 · 计算机科学 2025-11-27 Yuchen Zhou , Haihang Wu

LiDAR odometry can achieve accurate vehicle pose estimation for short driving range or in small-scale environments, but for long driving range or in large-scale environments, the accuracy deteriorates as a result of cumulative estimation…

机器人学 · 计算机科学 2023-03-16 Lizhou Liao , Chunyun Fu , Binbin Feng , Tian Su

In this paper, we present a comprehensive investigation of the challenges of Monocular Visual Simultaneous Localization and Mapping (vSLAM) methods for underwater robots. While significant progress has been made in state estimation methods…

机器人学 · 计算机科学 2025-07-29 Michele Grimaldi , David Nakath , Mengkun She , Kevin Köser

We present SLAIM - Simultaneous Localization and Implicit Mapping. We propose a novel coarse-to-fine tracking model tailored for Neural Radiance Field SLAM (NeRF-SLAM) to achieve state-of-the-art tracking performance. Notably, existing…

计算机视觉与模式识别 · 计算机科学 2024-04-18 Vincent Cartillier , Grant Schindler , Irfan Essa

Visual-inertial odometry (VIO) is the pose estimation backbone for most AR/VR and autonomous robotic systems today, in both academia and industry. However, these systems are highly sensitive to the initialization of key parameters such as…

机器人学 · 计算机科学 2022-08-03 Yunwen Zhou , Abhishek Kar , Eric Turner , Adarsh Kowdle , Chao X. Guo , Ryan C. DuToit , Konstantine Tsotsos

In an effort to increase the capabilities of SLAM systems and produce object-level representations, the community increasingly investigates the imposition of higher-level priors into the estimation process. One such example is given by…

计算机视觉与模式识别 · 计算机科学 2019-12-10 Lan Hu , Wanting Xu , Kun Huang , Laurent Kneip

Conventional SLAM systems using visual or LiDAR data often struggle in poor lighting and severe weather. Although 4D radar is suited for such environments, its sparse and noisy point clouds hinder accurate odometry estimation, while the…

机器人学 · 计算机科学 2025-12-11 Zhiheng Li , Weihua Wang , Qiang Shen , Yichen Zhao , Zheng Fang

For the task of simultaneous monocular depth and visual odometry estimation, we propose learning self-supervised transformer-based models in two steps. Our first step consists in a generic pretraining to learn 3D geometry, using cross-view…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Boris Chidlovskii , Leonid Antsfeld

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