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Simultaneous Localization And Mapping (SLAM) is the problem of constructing or updating a map of an unknown environment while simultaneously keeping track of an agent's location within it. How to enable SLAM robustly and durably on mobile,…

Robotics · Computer Science 2017-10-23 Weikang Fang , Yanjun Zhang , Bo Yu , Shaoshan Liu

To alleviate the high annotation cost in LiDAR-based 3D object detection, active learning is a promising solution that learns to select only a small portion of unlabeled data to annotate, without compromising model performance. Our…

Computer Vision and Pattern Recognition · Computer Science 2023-02-09 Yadan Luo , Zhuoxiao Chen , Zijian Wang , Xin Yu , Zi Huang , Mahsa Baktashmotlagh

We present a robust visual-inertial SLAM system that combines the benefits of Convolutional Neural Networks (CNNs) and planar constraints. Our system leverages a CNN to predict the depth map and the corresponding uncertainty map for each…

Robotics · Computer Science 2022-05-09 Pan Ji , Yuan Tian , Qingan Yan , Yuxin Ma , Yi Xu

With the prevalence of LiDAR sensors in autonomous driving, 3D object tracking has received increasing attention. In a point cloud sequence, 3D object tracking aims to predict the location and orientation of an object in consecutive frames…

Computer Vision and Pattern Recognition · Computer Science 2022-08-11 Zhipeng Luo , Changqing Zhou , Liang Pan , Gongjie Zhang , Tianrui Liu , Yueru Luo , Haiyu Zhao , Ziwei Liu , Shijian Lu

Electric vhicles and autonomous driving dominate current research efforts in the automotive sector. The two topics go hand in hand in terms of enabling safer and more environmentally friendly driving. One fundamental building block of an…

Computer Vision and Pattern Recognition · Computer Science 2020-05-18 Felix Nobis , Odysseas Papanikolaou , Johannes Betz , Markus Lienkamp

The assumption of scene rigidity is typical in SLAM algorithms. Such a strong assumption limits the use of most visual SLAM systems in populated real-world environments, which are the target of several relevant applications like service…

Computer Vision and Pattern Recognition · Computer Science 2018-08-16 Berta Bescos , José M. Fácil , Javier Civera , José Neira

Visual SLAM - Simultaneous Localization and Mapping - in dynamic environments typically relies on identifying and masking image features on moving objects to prevent them from negatively affecting performance. Current approaches are…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Adrian Bojko , Romain Dupont , Mohamed Tamaazousti , Hervé Le Borgne

We propose PRISM, a novel framework designed to overcome the limitations of 2D-based Preference-Based Reinforcement Learning (PBRL) by unifying 3D point cloud modeling and future-aware preference refinement. At its core, PRISM adopts a 3D…

Computation and Language · Computer Science 2025-03-20 Yirong Sun , Yanjun Chen

3D object detection has become indispensable in the field of autonomous driving. To date, gratifying breakthroughs have been recorded in 3D object detection research, attributed to deep learning. However, deep learning algorithms are…

Computer Vision and Pattern Recognition · Computer Science 2023-04-19 Yucheng Zhang , Masaki Fukuda , Yasunori Ishii , Kyoko Ohshima , Takayoshi Yamashita

Object-level Simultaneous Localization and Mapping (SLAM), which incorporates semantic information for high-level scene understanding, faces challenges of under-constrained optimization due to sparse observations. Prior work has introduced…

Robotics · Computer Science 2025-09-29 Yang Jiao , Yiding Qiu , Henrik I. Christensen

Advancing maturity in mobile and legged robotics technologies is changing the landscapes where robots are being deployed and found. This innovation calls for a transformation in simultaneous localization and mapping (SLAM) systems to…

Robotics · Computer Science 2021-08-09 Alexey Merzlyakov , Steve Macenski

Simultaneous Localization and Mapping (SLAM) has become a critical technology for intelligent transportation systems and autonomous robots and is widely used in autonomous driving. However, traditional manual feature-based methods in…

Computer Vision and Pattern Recognition · Computer Science 2024-07-03 Zhiqi Zhao , Chang Wu , Xiaotong Kong , Zejie Lv , Xiaoqi Du , Qiyan Li

Recent research has shown the effectiveness of mmWave radar sensing for object detection in low visibility environments, which makes it an ideal technique in autonomous navigation systems. In this paper, we introduce Radar to Point Cloud…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Yue Sun , Honggang Zhang , Zhuoming Huang , Benyuan Liu

Autonomous navigation in GPS-denied and visually degraded environments remains challenging for unmanned aerial vehicles (UAVs). To this end, we investigate the use of a monocular thermal camera as a standalone sensor on a UAV platform for…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Hürkan Şahin , Huy Xuan Pham , Van Huyen Dang , Alper Yegenoglu , Erdal Kayacan

Point-based object localization (POL), which pursues high-performance object sensing under low-cost data annotation, has attracted increased attention. However, the point annotation mode inevitably introduces semantic variance for the…

Computer Vision and Pattern Recognition · Computer Science 2022-03-18 Xuehui Yu , Pengfei Chen , Di Wu , Najmul Hassan , Guorong Li , Junchi Yan , Humphrey Shi , Qixiang Ye , Zhenjun Han

Point-based object localization (POL), which pursues high-performance object sensing under low-cost data annotation, has attracted increased attention. However, the point annotation mode inevitably introduces semantic variance due to the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Xuehui Yu , Pengfei Chen , Kuiran Wang , Xumeng Han , Guorong Li , Zhenjun Han , Qixiang Ye , Jianbin Jiao

This paper presents an advanced mapping system that combines drone imagery with machine learning and computer vision to overcome challenges in speed, accuracy, and adaptability across diverse terrains. By automating processes like feature…

Computer Vision and Pattern Recognition · Computer Science 2025-01-03 Bharath Kumar Agnur

We present an approach for recognizing all objects in a scene and estimating their full pose from an accurate 3D instance-aware semantic reconstruction using an RGB-D camera. Our framework couples convolutional neural networks (CNNs) and a…

Robotics · Computer Science 2019-10-01 Dinh-Cuong Hoang , Todor Stoyanov , Achim J. Lilienthal

We propose a Visual Teach and Repeat (VTR) algorithm using semantic landmarks extracted from environmental objects for ground robots with fixed mount monocular cameras. The proposed algorithm is robust to changes in the starting pose of the…

Robotics · Computer Science 2022-06-28 Mohammad Mahdavian , KangKang Yin , Mo Chen

This paper proposes a computationally efficient approach to detecting objects natively in 3D point clouds using convolutional neural networks (CNNs). In particular, this is achieved by leveraging a feature-centric voting scheme to implement…

Robotics · Computer Science 2017-03-07 Martin Engelcke , Dushyant Rao , Dominic Zeng Wang , Chi Hay Tong , Ingmar Posner
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