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Related papers: AFDet: Anchor Free One Stage 3D Object Detection

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Accurate and fast 3D object detection from point clouds is a key task in autonomous driving. Existing one-stage 3D object detection methods can achieve real-time performance, however, they are dominated by anchor-based detectors which are…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Guojun Wang , Jian Wu , Bin Tian , Siyu Teng , Long Chen , Dongpu Cao

In this technical report, we introduce our winning solution "HorizonLiDAR3D" for the 3D detection track and the domain adaptation track in Waymo Open Dataset Challenge at CVPR 2020. Many existing 3D object detectors include prior-based…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 Zhuangzhuang Ding , Yihan Hu , Runzhou Ge , Li Huang , Sijia Chen , Yu Wang , Jie Liao

There have been two streams in the 3D detection from point clouds: single-stage methods and two-stage methods. While the former is more computationally efficient, the latter usually provides better detection accuracy. By carefully examining…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Yihan Hu , Zhuangzhuang Ding , Runzhou Ge , Wenxin Shao , Li Huang , Kun Li , Qiang Liu

In computer vision, object detection is one of most important tasks, which underpins a few instance-level recognition tasks and many downstream applications. Recently one-stage methods have gained much attention over two-stage approaches…

Computer Vision and Pattern Recognition · Computer Science 2020-10-13 Zhi Tian , Chunhua Shen , Hao Chen , Tong He

In this paper, we propose an anchor-free single-stage LiDAR-based 3D object detector -- RangeDet. The most notable difference with previous works is that our method is purely based on the range view representation. Compared with the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-19 Lue Fan , Xuan Xiong , Feng Wang , Naiyan Wang , Zhaoxiang Zhang

Currently, there have been many kinds of voxel-based 3D single stage detectors, while point-based single stage methods are still underexplored. In this paper, we first present a lightweight and effective point-based 3D single stage object…

Computer Vision and Pattern Recognition · Computer Science 2020-02-25 Zetong Yang , Yanan Sun , Shu Liu , Jiaya Jia

Most of the existing single-stage and two-stage 3D object detectors are anchor-based methods, while the efficient but challenging anchor-free single-stage 3D object detection is not well investigated. Recent studies on 2D object detection…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Jiale Li , Hang Dai , Ling Shao , Yong Ding

In this report, we introduce our winning solution to the Real-time 3D Detection and also the "Most Efficient Model" in the Waymo Open Dataset Challenges at CVPR 2021. Extended from our last year's award-winning model AFDet, we have made a…

Computer Vision and Pattern Recognition · Computer Science 2021-08-05 Runzhou Ge , Zhuangzhuang Ding , Yihan Hu , Wenxin Shao , Li Huang , Kun Li , Qiang Liu

Rotated object detection in aerial images has received increasing attention for a wide range of applications. However, it is also a challenging task due to the huge variations of scale, rotation, aspect ratio, and densely arranged targets.…

Computer Vision and Pattern Recognition · Computer Science 2021-11-29 Feng Zhang , Xueying Wang , Shilin Zhou , Yingqian Wang

The detection of human parts (e.g., hands, face) and their correct association with individuals is an essential task, e.g., for ubiquitous human-machine interfaces and action recognition. Traditional methods often employ multi-stage…

Computer Vision and Pattern Recognition · Computer Science 2024-02-13 Zhongpai Gao , Huayi Zhou , Abhishek Sharma , Meng Zheng , Benjamin Planche , Terrence Chen , Ziyan Wu

Although the anchor-based detectors have taken a big step forward in pedestrian detection, the overall performance of algorithm still needs further improvement for practical applications, \emph{e.g.}, a good trade-off between the accuracy…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Chubin Zhuang , Zhen Lei , Stan Z. Li

Recently, promising applications in robotics and augmented reality have attracted considerable attention to 3D object detection from point clouds. In this paper, we present FCAF3D - a first-in-class fully convolutional anchor-free indoor 3D…

Computer Vision and Pattern Recognition · Computer Science 2022-03-25 Danila Rukhovich , Anna Vorontsova , Anton Konushin

For object detection, the two-stage approach (e.g., Faster R-CNN) has been achieving the highest accuracy, whereas the one-stage approach (e.g., SSD) has the advantage of high efficiency. To inherit the merits of both while overcoming their…

Computer Vision and Pattern Recognition · Computer Science 2018-01-04 Shifeng Zhang , Longyin Wen , Xiao Bian , Zhen Lei , Stan Z. Li

Object detection is a basic but challenging task in computer vision, which plays a key role in a variety of industrial applications. However, object detectors based on deep learning usually require greater storage requirements and longer…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Ying Xin , Guanzhong Wang , Mingyuan Mao , Yuan Feng , Qingqing Dang , Yanjun Ma , Errui Ding , Shumin Han

Few-shot object detection has attracted increasing attention and rapidly progressed in recent years. However, the requirement of an exhaustive offline fine-tuning stage in existing methods is time-consuming and significantly hinders their…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Bowen Li , Chen Wang , Pranay Reddy , Seungchan Kim , Sebastian Scherer

Face detection, as a fundamental technology for various applications, is always deployed on edge devices which have limited memory storage and low computing power. This paper introduces a Light and Fast Face Detector (LFFD) for edge…

Computer Vision and Pattern Recognition · Computer Science 2019-08-13 Yonghao He , Dezhong Xu , Lifang Wu , Meng Jian , Shiming Xiang , Chunhong Pan

We propose 3DETR, an end-to-end Transformer based object detection model for 3D point clouds. Compared to existing detection methods that employ a number of 3D-specific inductive biases, 3DETR requires minimal modifications to the vanilla…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Ishan Misra , Rohit Girdhar , Armand Joulin

Current anchor-free object detectors label all the features that spatially fall inside a predefined central region of a ground-truth box as positive. This approach causes label noise during training, since some of these positively labeled…

Computer Vision and Pattern Recognition · Computer Science 2020-08-17 Nermin Samet , Samet Hicsonmez , Emre Akbas

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…

Computer Vision and Pattern Recognition · Computer Science 2020-10-14 Qi Chen , Lin Sun , Zhixin Wang , Kui Jia , Alan Yuille

We propose a fully convolutional one-stage object detector (FCOS) to solve object detection in a per-pixel prediction fashion, analogue to semantic segmentation. Almost all state-of-the-art object detectors such as RetinaNet, SSD, YOLOv3,…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Zhi Tian , Chunhua Shen , Hao Chen , Tong He
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