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相关论文: Focal Loss in 3D Object Detection

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Camera, LiDAR and radar are common perception sensors for autonomous driving tasks. Robust prediction of 3D object detection is optimally based on the fusion of these sensors. To exploit their abilities wisely remains a challenge because…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Ziang Guo , Zakhar Yagudin , Selamawit Asfaw , Artem Lykov , Dzmitry Tsetserukou

Accurate 3D object detection in LiDAR based point clouds suffers from the challenges of data sparsity and irregularities. Existing methods strive to organize the points regularly, e.g. voxelize, pass them through a designed 2D/3D neural…

计算机视觉与模式识别 · 计算机科学 2020-10-14 Qi Chen , Lin Sun , Zhixin Wang , Kui Jia , Alan Yuille

While most recent autonomous driving system focuses on developing perception methods on ego-vehicle sensors, people tend to overlook an alternative approach to leverage intelligent roadside cameras to extend the perception ability beyond…

计算机视觉与模式识别 · 计算机科学 2023-04-12 Lei Yang , Kaicheng Yu , Tao Tang , Jun Li , Kun Yuan , Li Wang , Xinyu Zhang , Peng Chen

Camera-radar fusion offers a robust and low-cost alternative to Camera-lidar fusion for the 3D object detection task in real-time under adverse weather and lighting conditions. However, currently, in the literature, it is possible to find…

计算机视觉与模式识别 · 计算机科学 2025-10-02 Ruan Bispo , Dane Mitrev , Letizia Mariotti , Clément Botty , Denver Humphrey , Anthony Scanlan , Ciarán Eising

The class imbalance problem in deep learning has been explored in several studies, but there has yet to be a systematic analysis of this phenomenon in object detection. Here, we present comprehensive analyses and experiments of the…

计算机视觉与模式识别 · 计算机科学 2023-06-30 Hanxue Gu , Haoyu Dong , Nicholas Konz , Maciej A. Mazurowski

Localizing objects in 3D space and understanding their associated 3D properties is challenging given only monocular RGB images. The situation is compounded by the loss of depth information during perspective projection. We present Center3D,…

计算机视觉与模式识别 · 计算机科学 2020-05-28 Yunlei Tang , Sebastian Dorn , Chiragkumar Savani

Accurate 3D object detection in autonomous driving is critical yet challenging due to occlusions, varying object sizes, and complex urban environments. This paper introduces the KAN-RCBEVDepth method, an innovative approach aimed at…

计算机视觉与模式识别 · 计算机科学 2024-08-28 Zhihao Lai , Chuanhao Liu , Shihui Sheng , Zhiqiang Zhang

3D object detection from images, one of the fundamental and challenging problems in autonomous driving, has received increasing attention from both industry and academia in recent years. Benefiting from the rapid development of deep…

计算机视觉与模式识别 · 计算机科学 2024-01-02 Xinzhu Ma , Wanli Ouyang , Andrea Simonelli , Elisa Ricci

Autonomous driving requires accurate local scene understanding information. To this end, autonomous agents deploy object detection and online BEV lane graph extraction methods as a part of their perception stack. In this work, we propose an…

计算机视觉与模式识别 · 计算机科学 2023-09-28 Yigit Baran Can , Alexander Liniger , Danda Pani Paudel , Luc Van Gool

While data has certainly taken the center stage in computer vision in recent years, it can still be difficult to obtain in certain scenarios. In particular, acquiring ground truth 3D shapes of objects pictured in 2D images remains a…

计算机视觉与模式识别 · 计算机科学 2016-08-02 Joao Carreira , Sara Vicente , Lourdes Agapito , Jorge Batista

In autonomous driving, recent research has increasingly focused on collaborative perception based on deep learning to overcome the limitations of individual perception systems. Although these methods achieve high accuracy, they rely on high…

机器人学 · 计算机科学 2025-07-04 Maryem Fadili , Mohamed Anis Ghaoui , Louis Lecrosnier , Steve Pechberti , Redouane Khemmar

Accurate 3D object detection is crucial to autonomous driving. Though LiDAR-based detectors have achieved impressive performance, the high cost of LiDAR sensors precludes their widespread adoption in affordable vehicles. Camera-based…

计算机视觉与模式识别 · 计算机科学 2024-04-11 Yurong You , Cheng Perng Phoo , Carlos Andres Diaz-Ruiz , Katie Z Luo , Wei-Lun Chao , Mark Campbell , Bharath Hariharan , Kilian Q Weinberger

To reduce the amount of transmitted data, feature map based fusion is recently proposed as a practical solution to cooperative 3D object detection by autonomous vehicles. The precision of object detection, however, may require significant…

计算机视觉与模式识别 · 计算机科学 2020-09-28 Jingda Guo , Dominic Carrillo , Sihai Tang , Qi Chen , Qing Yang , Song Fu , Xi Wang , Nannan Wang , Paparao Palacharla

Low-cost autonomous agents including autonomous driving vehicles chiefly adopt monocular 3D object detection to perceive surrounding environment. This paper studies 3D intermediate representation methods which generate intermediate 3D…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Qian Ye , Ling Jiang , Wang Zhen , Yuyang Du

We present an efficient 3D object detection framework based on a single RGB image in the scenario of autonomous driving. Our efforts are put on extracting the underlying 3D information in a 2D image and determining the accurate 3D bounding…

计算机视觉与模式识别 · 计算机科学 2019-03-28 Buyu Li , Wanli Ouyang , Lu Sheng , Xingyu Zeng , Xiaogang Wang

Object detection and classification in 3D is a key task in Automated Driving (AD). LiDAR sensors are employed to provide the 3D point cloud reconstruction of the surrounding environment, while the task of 3D object bounding box detection in…

计算机视觉与模式识别 · 计算机科学 2018-08-08 Waleed Ali , Sherif Abdelkarim , Mohamed Zahran , Mahmoud Zidan , Ahmad El Sallab

3D object detection is an essential task in autonomous driving. Recent techniques excel with highly accurate detection rates, provided the 3D input data is obtained from precise but expensive LiDAR technology. Approaches based on cheaper…

计算机视觉与模式识别 · 计算机科学 2020-02-25 Yan Wang , Wei-Lun Chao , Divyansh Garg , Bharath Hariharan , Mark Campbell , Kilian Q. Weinberger

In this paper, we propose a novel form of the loss function to increase the performance of LiDAR-based 3d object detection and obtain more explainable and convincing uncertainty for the prediction. The loss function was designed using…

计算机视觉与模式识别 · 计算机科学 2020-08-19 Hujie Pan , Zining Wang , Wei Zhan , Masayoshi Tomizuka

Human is able to conduct 3D recognition by a limited number of haptic contacts between the target object and his/her fingers without seeing the object. This capability is defined as `haptic glance' in cognitive neuroscience. Most of the…

人工智能 · 计算机科学 2021-02-16 Kevin Riou , Suiyi Ling , Guillaume Gallot , Patrick Le Callet

This report presents our method which wins the nuScenes3D Detection Challenge [17] held in Workshop on Autonomous Driving(WAD, CVPR 2019). Generally, we utilize sparse 3D convolution to extract rich semantic features, which are then fed…

计算机视觉与模式识别 · 计算机科学 2019-08-27 Benjin Zhu , Zhengkai Jiang , Xiangxin Zhou , Zeming Li , Gang Yu