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Most learning-based methods estimate ego-motion by utilizing visual sensors, which suffer from dramatic lighting variations and textureless scenarios. In this paper, we incorporate sparse but accurate depth measurements obtained from lidars…

Computer Vision and Pattern Recognition · Computer Science 2021-01-06 Bin Li , Mu Hu , Shuling Wang , Lianghao Wang , Xiaojin Gong

Our paper proposes a direct sparse visual odometry method that combines event and RGB-D data to estimate the pose of agile-legged robots during dynamic locomotion and acrobatic behaviors. Event cameras offer high temporal resolution and…

Robotics · Computer Science 2023-05-17 Shifan Zhu , Zhipeng Tang , Michael Yang , Erik Learned-Miller , Donghyun Kim

In this paper, we present an efficient visual SLAM system designed to tackle both short-term and long-term illumination challenges. Our system adopts a hybrid approach that combines deep learning techniques for feature detection and…

Robotics · Computer Science 2025-02-28 Kuan Xu , Yuefan Hao , Shenghai Yuan , Chen Wang , Lihua Xie

Video object segmentation is a fundamental step in many advanced vision applications. Most existing algorithms are based on handcrafted features such as HOG, super-pixel segmentation or texture-based techniques, while recently deep features…

Computer Vision and Pattern Recognition · Computer Science 2018-11-06 Maryam Sultana , Arif Mahmood , Sajid Javed , Soon Ki Jung

Synthetic aperture radar (SAR) tomography (TomoSAR) enables the reconstruction and three-dimensional (3D) localization of targets based on multiple two-dimensional (2D) observations of the same scene. The resolving along the elevation…

Signal Processing · Electrical Eng. & Systems 2022-04-27 Silin Gao , Zhe Zhang , Bingchen Zhang , Yirong Wu

Performing simultaneous localization and mapping (SLAM) in low-visibility conditions, such as environments filled with smoke, dust and transparent objets, has long been a challenging task. Sensors like cameras and Light Detection and…

Robotics · Computer Science 2024-12-24 Fuhua Jia , Xiaoying Yang , Mengshen Yang , Yang Li , Hang Xu , Adam Rushworth , Salman Ijaz , Heng Yu , Tianxiang Cui

Simultaneous localization and mapping, as a fundamental task in computer vision, has gained higher demands for performance in recent years due to the rapid development of autonomous driving and unmanned aerial vehicles. Traditional SLAM…

Robotics · Computer Science 2023-10-23 Zhihe Zhang , Hao Wei , Hongtao Nie

Modern LiDAR-SLAM (L-SLAM) systems have shown excellent results in large-scale, real-world scenarios. However, they commonly have a high latency due to the expensive data association and nonlinear optimization. This paper demonstrates that…

Robotics · Computer Science 2021-03-25 Jianhao Jiao , Yilong Zhu , Haoyang Ye , Huaiyang Huang , Peng Yun , Linxin Jiang , Lujia Wang , Ming Liu

LiDAR-based SLAM is a core technology for autonomous vehicles and robots. One key contribution of this work to 3D LiDAR SLAM and localization is a fierce defense of view-based maps (pose graphs with time-stamped sensor readings) as the…

Robotics · Computer Science 2025-08-19 José Luis Blanco-Claraco

Monocular visual odometry (VO) and simultaneous localization and mapping (SLAM) have seen tremendous improvements in accuracy, robustness and efficiency, and have gained increasing popularity over recent years. Nevertheless, not so many…

Computer Vision and Pattern Recognition · Computer Science 2018-06-08 Nan Yang , Rui Wang , Xiang Gao , Daniel Cremers

There is a recent surge in the development of spatio-temporal forecasting models in the transportation domain. Long-range traffic forecasting, however, remains a challenging task due to the intricate and extensive spatio-temporal…

Machine Learning · Computer Science 2023-06-02 Zibo Liu , Parshin Shojaee , Chandan K Reddy

In this paper, we present SROM, a novel real-time Simultaneous Localization and Mapping (SLAM) system for autonomous vehicles. The keynote of the paper showcases SROM's ability to maintain localization at low sampling rates or at high…

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…

Computer Vision and Pattern Recognition · Computer Science 2018-10-05 Anton Kasyanov , Francis Engelmann , Jörg Stückler , Bastian Leibe

In this paper, we develop a robust, efficient visual SLAM system that utilizes spatial inhibition of low threshold, baseline lines, and closed-loop keyframe features. Using ORB-SLAM2, our methods include stereo matching, frame tracking,…

Robotics · Computer Science 2022-07-13 Meiyu Zhi

We present a real-time semantic mapping approach for mobile vision systems with a 2D to 3D object detection pipeline and rapid data association for generated landmarks. Besides the semantic map enrichment the associated detections are…

Robotics · Computer Science 2022-03-25 Thorsten Hempel , Ayoub Al-Hamadi

The traditional Simultaneous Localization And Mapping (SLAM) systems rely on the assumption of a static environment and fail to accurately estimate the system's location when dynamic objects are present in the background. While…

Robotics · Computer Science 2023-02-24 Yaoming Zhuang , Pengrun Jia , Zheng Liu , Li Li , Chengdong Wu , Wei cui , Zhanlin Liu

We introduce a novel monocular visual odometry (VO) system, NeRF-VO, that integrates learning-based sparse visual odometry for low-latency camera tracking and a neural radiance scene representation for fine-detailed dense reconstruction and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Jens Naumann , Binbin Xu , Stefan Leutenegger , Xingxing Zuo

SLAM (Simultaneous Localisation and Mapping) is a crucial component for robotic systems, providing a map of an environment, the current location and previous trajectory of a robot. While 3D LiDAR SLAM has received notable improvements in…

Robotics · Computer Science 2025-04-29 Leon Davies , Baihua Li , Mohamad Saada , Simon Sølvsten , Qinggang Meng

Although a wide variety of deep neural networks for robust Visual Odometry (VO) can be found in the literature, they are still unable to solve the drift problem in long-term robot navigation. Thus, this paper aims to propose novel deep…

Computer Vision and Pattern Recognition · Computer Science 2019-06-25 Yimin Lin , Zhaoxiang Liu , Jianfeng Huang , Chaopeng Wang , Guoguang Du , Jinqiang Bai , Shiguo Lian , Bill Huang

This paper introduces a fully deep learning approach to monocular SLAM, which can perform simultaneous localization using a neural network for learning visual odometry (L-VO) and dense 3D mapping. Dense 2D flow and a depth image are…

Robotics · Computer Science 2018-07-26 Cheng Zhao , Li Sun , Pulak Purkait , Tom Duckett , Rustam Stolkin