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Related papers: SeqLPD: Sequence Matching Enhanced Loop-Closure De…

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Place recognition and loop closure detection are challenging for long-term visual navigation tasks. SeqSLAM is considered to be one of the most successful approaches to achieving long-term localization under varying environmental conditions…

3D Point cloud registration is still a very challenging topic due to the difficulty in finding the rigid transformation between two point clouds with partial correspondences, and it's even harder in the absence of any initial estimation…

Computer Vision and Pattern Recognition · Computer Science 2021-06-21 Zhijian Qiao , Huanshu Wei , Zhe Liu , Chuanzhe Suo , Hesheng Wang

In this study, we introduce DeepLocalization, an innovative framework devised for the real-time localization of actions tailored explicitly for monitoring driver behavior. Utilizing the power of advanced deep learning methodologies, our…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Mohammed Shaiqur Rahman , Ibne Farabi Shihab , Lynna Chu , Anuj Sharma

We propose a methodology for lidar super-resolution with ground vehicles driving on roadways, which relies completely on a driving simulator to enhance, via deep learning, the apparent resolution of a physical lidar. To increase the…

Robotics · Computer Science 2020-04-14 Tixiao Shan , Jinkun Wang , Fanfei Chen , Paul Szenher , Brendan Englot

Vehicle detection and tracking is a core ingredient for developing autonomous driving applications in urban scenarios. Recent image-based Deep Learning (DL) techniques are obtaining breakthrough results in these perceptive tasks. However,…

Computer Vision and Pattern Recognition · Computer Science 2018-08-27 Victor Vaquero , Ivan del Pino , Francesc Moreno-Noguer , Joan Solà , Alberto Sanfeliu , Juan Andrade-Cetto

Place recognition is an important component for autonomous vehicles to achieve loop closing or global localization. In this paper, we tackle the problem of place recognition based on sequential 3D LiDAR scans obtained by an onboard LiDAR…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Junyi Ma , Xieyuanli Chen , Jingyi Xu , Guangming Xiong

3D semantic segmentation is one of the most crucial tasks in driving perception. The ability of a learning-based model to accurately perceive dense 3D surroundings often ensures the safe operation of autonomous vehicles. However, existing…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Qing Wu

Learning local descriptors is an important problem in computer vision. While there are many techniques for learning local patch descriptors for 2D images, recently efforts have been made for learning local descriptors for 3D points. The…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Siddharth Srivastava , Brejesh Lall

How to extract significant point cloud features and estimate the pose between them remains a challenging question, due to the inherent lack of structure and ambiguous order permutation of point clouds. Despite significant improvements in…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Zhu Xu , Zhengyao Bai , Huijie Liu , Qianjie Lu , Shenglan Fan

Compared to abstract features, significant objects, so-called landmarks, are a more natural means for vehicle localization and navigation, especially in challenging unstructured environments. The major challenge is to recognize landmarks in…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Benjamin Naujoks , Patrick Burger , Hans-Joachim Wuensche

In this work, we present a novel method to learn a local cross-domain descriptor for 2D image and 3D point cloud matching. Our proposed method is a dual auto-encoder neural network that maps 2D and 3D input into a shared latent space…

Computer Vision and Pattern Recognition · Computer Science 2019-11-22 Quang-Hieu Pham , Mikaela Angelina Uy , Binh-Son Hua , Duc Thanh Nguyen , Gemma Roig , Sai-Kit Yeung

An accurate and rapid-response perception system is fundamental for autonomous vehicles to operate safely. 3D object detection methods handle point clouds given by LiDAR sensors to provide accurate depth and position information for each…

Robotics · Computer Science 2020-08-04 Guidong Yang , Simone Mentasti , Mattia Bersani , Yafei Wang , Francesco Braghin , Federico Cheli

Point cloud analysis has a wide range of applications in many areas such as computer vision, robotic manipulation, and autonomous driving. While deep learning has achieved remarkable success on image-based tasks, there are many unique…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Sushmita Sarker , Prithul Sarker , Gunner Stone , Ryan Gorman , Alireza Tavakkoli , George Bebis , Javad Sattarvand

Lane mark detection is an important element in the road scene analysis for Advanced Driver Assistant System (ADAS). Limited by the onboard computing power, it is still a challenge to reduce system complexity and maintain high accuracy at…

Computer Vision and Pattern Recognition · Computer Science 2018-09-12 Ping-Rong Chen , Shao-Yuan Lo , Hsueh-Ming Hang , Sheng-Wei Chan , Jing-Jhih Lin

Point cloud based retrieval for place recognition is still a challenging problem due to drastic appearance and illumination changes of scenes in changing environments. Existing deep learning based global descriptors for the retrieval task…

Computer Vision and Pattern Recognition · Computer Science 2022-02-09 Le Hui , Mingmei Cheng , Jin Xie , Jian Yang

This study addresses the challenge of performing visual localization in demanding conditions such as night-time scenarios, adverse weather, and seasonal changes. While many prior studies have focused on improving image-matching performance…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Khang Truong Giang , Soohwan Song , Sungho Jo

For relocalization in large-scale point clouds, we propose the first approach that unifies global place recognition and local 6DoF pose refinement. To this end, we design a Siamese network that jointly learns 3D local feature detection and…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Juan Du , Rui Wang , Daniel Cremers

In this paper, we propose PASS3D to achieve point-wise semantic segmentation for 3D point cloud. Our framework combines the efficiency of traditional geometric methods with robustness of deep learning methods, consisting of two stages: At…

Computer Vision and Pattern Recognition · Computer Science 2020-08-27 Xin Kong , Guangyao Zhai , Baoquan Zhong , Yong Liu

Due to the difficulty in generating the effective descriptors which are robust to occlusion and viewpoint changes, place recognition for 3D point cloud remains an open issue. Unlike most of the existing methods that focus on extracting…

Computer Vision and Pattern Recognition · Computer Science 2020-08-27 Xin Kong , Xuemeng Yang , Guangyao Zhai , Xiangrui Zhao , Xianfang Zeng , Mengmeng Wang , Yong Liu , Wanlong Li , Feng Wen

Vision-based localization in a prior map is of crucial importance for autonomous vehicles. Given a query image, the goal is to estimate the camera pose corresponding to the prior map, and the key is the registration problem of camera images…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Xingyu Chen , Jianru Xue , Shanmin Pang
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