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Vision, as an inexpensive yet information rich sensor, is commonly used for perception on autonomous mobile robots. Unfortunately, accurate vision-based perception requires a number of assumptions about the environment to hold -- some…

Robotics · Computer Science 2019-08-01 Sadegh Rabiee , Joydeep Biswas

3D object detection is fundamental for safe and robust intelligent transportation systems. Current multi-modal 3D object detectors often rely on complex architectures and training strategies to achieve higher detection accuracy. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-24 Xiangxuan Ren , Zhongdao Wang , Pin Tang , Guoqing Wang , Jilai Zheng , Chao Ma

Substantial efforts have been devoted more recently to presenting various methods for object detection in optical remote sensing images. However, the current survey of datasets and deep learning based methods for object detection in optical…

Computer Vision and Pattern Recognition · Computer Science 2019-12-06 Ke Li , Gang Wan , Gong Cheng , Liqiu Meng , Junwei Han

We present Self-Ensembling Single-Stage object Detector (SE-SSD) for accurate and efficient 3D object detection in outdoor point clouds. Our key focus is on exploiting both soft and hard targets with our formulated constraints to jointly…

Computer Vision and Pattern Recognition · Computer Science 2021-04-21 Wu Zheng , Weiliang Tang , Li Jiang , Chi-Wing Fu

Aggressive motions from agile flights or traversing irregular terrain induce motion distortion in LiDAR scans that can degrade state estimation and mapping. Some methods exist to mitigate this effect, but they are still too simplistic or…

Robotics · Computer Science 2023-03-08 Kenny Chen , Ryan Nemiroff , Brett T. Lopez

Multimodal 3D object detection has garnered considerable interest in autonomous driving. However, multimodal detectors suffer from dimension mismatches that derive from fusing 3D points with 2D pixels coarsely, which leads to sub-optimal…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Guoxin Zhang , Ziying Song , Lin Liu , Zhonghong Ou

3D object detection is critical for autonomous driving, leveraging deep learning techniques to interpret LiDAR data. The PointPillars architecture is a prominent model in this field, distinguished by its efficient use of LiDAR data. This…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Xiaoxiang Sun , Geoffrey Fox

Recent works on two-stage cross-domain detection have widely explored the local feature patterns to achieve more accurate adaptation results. These methods heavily rely on the region proposal mechanisms and ROI-based instance-level features…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Chaoqi Chen , Zebiao Zheng , Yue Huang , Xinghao Ding , Yizhou Yu

Event cameras show great potential for visual odometry (VO) in handling challenging situations, such as fast motion and high dynamic range. Despite this promise, the sparse and motion-dependent characteristics of event data continue to…

Robotics · Computer Science 2025-05-01 Weipeng Guan , Fuling Lin , Peiyu Chen , Peng Lu

We introduce a novel method for oriented place recognition with 3D LiDAR scans. A Convolutional Neural Network is trained to extract compact descriptors from single 3D LiDAR scans. These can be used both to retrieve near-by place candidates…

Robotics · Computer Science 2020-03-03 Lukas Schaupp , Mathias Bürki , Renaud Dubé , Roland Siegwart , Cesar Cadena

Current geometry-based monocular 3D object detection models can efficiently detect objects by leveraging perspective geometry, but their performance is limited due to the absence of accurate depth information. Though this issue can be…

Computer Vision and Pattern Recognition · Computer Science 2021-07-29 Chenhang He , Jianqiang Huang , Xian-Sheng Hua , Lei Zhang

Robustness is a fundamental aspect for developing safe and trustworthy models, particularly when they are deployed in the open world. In this work we analyze the inherent capability of one-stage object detectors to robustly operate in the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-06 Aitor Martinez-Seras , Javier Del Ser , Aitzol Olivares-Rad , Alain Andres , Pablo Garcia-Bringas

Collaborative visual perception methods have gained widespread attention in the autonomous driving community in recent years due to their ability to address sensor limitation problems. However, the absence of explicit depth information…

Computer Vision and Pattern Recognition · Computer Science 2025-10-10 Shaohong Wang , Bin Lu , Xinyu Xiao , Hanzhi Zhong , Bowen Pang , Tong Wang , Zhiyu Xiang , Hangguan Shan , Eryun Liu

Bounding box (bbox) regression is a fundamental task in computer vision. So far, the most commonly used loss functions for bbox regression are the Intersection over Union (IoU) loss and its variants. In this paper, we generalize existing…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Jiabo He , Sarah Erfani , Xingjun Ma , James Bailey , Ying Chi , Xian-Sheng Hua

The Unified Object Detection (UOD) task aims to achieve object detection of all merged categories through training on multiple datasets, and is of great significance in comprehensive object detection scenarios. In this paper, we conduct a…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 XiaoJun Tang , Jingru Wang , Zeyu Shangguan , Darun Tang , Yuyu Liu

Unknown Object Detection (UOD) aims to identify objects of unseen categories, differing from the traditional detection paradigm limited by the closed-world assumption. A key component of UOD is learning a generalized representation, i.e.…

Computer Vision and Pattern Recognition · Computer Science 2024-12-16 Haomiao Liu , Hao Xu , Chuhuai Yue , Bo Ma

Road object detection is an important branch of automatic driving technology, The model with higher detection accuracy is more conducive to the safe driving of vehicles. In road object detection, the omission of small objects and occluded…

Computer Vision and Pattern Recognition · Computer Science 2023-02-17 Tao Yang , Youyu Wu , Yangxintai Tang

Thoracic aortic dissection and aneurysms are the most lethal diseases of the aorta. The major hindrance to treatment lies in the accurate analysis of the medical images. More particularly, aortic segmentation of the 3D image is often…

Image and Video Processing · Electrical Eng. & Systems 2026-01-14 Loris Giordano , Ine Dirks , Tom Lenaerts , Jef Vandemeulebroucke

Over the past decade, lidars have become a cornerstone of robotics state estimation and perception thanks to their ability to provide accurate geometric information about their surroundings in the form of 3D scans. Unfortunately, most of…

Robotics · Computer Science 2024-10-08 Cedric Le Gentil , Raphael Falque , Teresa Vidal-Calleja

Object detection is a comprehensively studied problem in autonomous driving. However, it has been relatively less explored in the case of fisheye cameras. The standard bounding box fails in fisheye cameras due to the strong radial…

Computer Vision and Pattern Recognition · Computer Science 2022-12-23 Hazem Rashed , Eslam Mohamed , Ganesh Sistu , Varun Ravi Kumar , Ciaran Eising , Ahmad El-Sallab , Senthil Yogamani
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