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Related papers: Part-Aware Data Augmentation for 3D Object Detecti…

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Data augmentation is a critical component of training deep learning models. Although data augmentation has been shown to significantly improve image classification, its potential has not been thoroughly investigated for object detection.…

Computer Vision and Pattern Recognition · Computer Science 2019-06-27 Barret Zoph , Ekin D. Cubuk , Golnaz Ghiasi , Tsung-Yi Lin , Jonathon Shlens , Quoc V. Le

Current 3D object detection methods heavily rely on an enormous amount of annotations. Semi-supervised learning can be used to alleviate this issue. Previous semi-supervised 3D object detection methods directly follow the practice of…

Computer Vision and Pattern Recognition · Computer Science 2022-11-16 Xiaopei Wu , Yang Zhao , Liang Peng , Hua Chen , Xiaoshui Huang , Binbin Lin , Haifeng Liu , Deng Cai , Wanli Ouyang

It is counter-intuitive that multi-modality methods based on point cloud and images perform only marginally better or sometimes worse than approaches that solely use point cloud. This paper investigates the reason behind this phenomenon.…

Computer Vision and Pattern Recognition · Computer Science 2021-04-22 Wenwei Zhang , Zhe Wang , Chen Change Loy

The human brain can effortlessly recognize and localize objects, whereas current 3D object detection methods based on LiDAR point clouds still report inferior performance for detecting occluded and distant objects: the point cloud…

Computer Vision and Pattern Recognition · Computer Science 2022-08-25 Liang Du , Xiaoqing Ye , Xiao Tan , Edward Johns , Bo Chen , Errui Ding , Xiangyang Xue , Jianfeng Feng

Point-cloud-based 3D object detection suffers from performance degradation when encountering data with novel domain gaps. To tackle it, the single-domain generalization (SDG) aims to generalize the detection model trained in a limited…

Computer Vision and Pattern Recognition · Computer Science 2024-02-29 Shuangzhi Li , Lei Ma , Xingyu Li

Object detection from 3D point clouds remains a challenging task, though recent studies pushed the envelope with the deep learning techniques. Owing to the severe spatial occlusion and inherent variance of point density with the distance to…

Computer Vision and Pattern Recognition · Computer Science 2020-06-09 Liang Du , Xiaoqing Ye , Xiao Tan , Jianfeng Feng , Zhenbo Xu , Errui Ding , Shilei Wen

3D object detection is an important task in computer vision. Most existing methods require a large number of high-quality 3D annotations, which are expensive to collect. Especially for outdoor scenes, the problem becomes more severe due to…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Hongyi Xu , Fengqi Liu , Qianyu Zhou , Jinkun Hao , Zhijie Cao , Zhengyang Feng , Lizhuang Ma

Data augmentation has been highly effective in narrowing the data gap and reducing the cost for human annotation, especially for tasks where ground truth labels are difficult and expensive to acquire. In face recognition, large pose and…

Computer Vision and Pattern Recognition · Computer Science 2020-10-07 Yifan Xing , Yuanjun Xiong , Wei Xia

Three-dimensional (3D) object recognition is crucial for intelligent autonomous agents such as autonomous vehicles and robots alike to operate effectively in unstructured environments. Most state-of-art approaches rely on relatively dense…

Robotics · Computer Science 2022-05-10 Prajval Kumar Murali , Cong Wang , Ravinder Dahiya , Mohsen Kaboli

Semantic image segmentation aims to obtain object labels with precise boundaries, which usually suffers from overfitting. Recently, various data augmentation strategies like regional dropout and mix strategies have been proposed to address…

Computer Vision and Pattern Recognition · Computer Science 2021-04-22 Jiawei Zhang , Yanchun Zhang , Xiaowei Xu

Data augmentations are effective in improving the invariance of learning machines. We argue that the core challenge of data augmentations lies in designing data transformations that preserve labels. This is relatively straightforward for…

Machine Learning · Computer Science 2023-03-01 Youzhi Luo , Michael McThrow , Wing Yee Au , Tao Komikado , Kanji Uchino , Koji Maruhashi , Shuiwang Ji

In autonomous driving, 3D object detection based on multi-modal data has become an indispensable approach when facing complex environments around the vehicle. During multi-modal detection, LiDAR and camera are simultaneously applied for…

Computer Vision and Pattern Recognition · Computer Science 2023-01-19 Rui Wan , Tianyun Zhao , Wei Zhao

3D object detection is a critical task in autonomous driving. Recently multi-modal fusion-based 3D object detection methods, which combine the complementary advantages of LiDAR and camera, have shown great performance improvements over…

Computer Vision and Pattern Recognition · Computer Science 2022-11-16 Hao Liu , Zhuoran Xu , Dan Wang , Baofeng Zhang , Guan Wang , Bo Dong , Xin Wen , Xinyu Xu

Object detection in three-dimensional (3D) space attracts much interest from academia and industry since it is an essential task in AI-driven applications such as robotics, autonomous driving, and augmented reality. As the basic format of…

Computer Vision and Pattern Recognition · Computer Science 2021-10-15 Shi Qiu , Yunfan Wu , Saeed Anwar , Chongyi Li

Automated augmentation is an emerging and effective technique to search for data augmentation policies to improve generalizability of deep neural network training. Most existing work focuses on constructing a unified policy applicable to…

Computer Vision and Pattern Recognition · Computer Science 2023-04-21 Mingjun Zhao , Shan Lu , Zixuan Wang , Xiaoli Wang , Di Niu

Single-Domain Generalized Object Detection~(S-DGOD) aims to train on a single source domain for robust performance across a variety of unseen target domains by taking advantage of an object detector. Existing S-DGOD approaches often rely on…

Computer Vision and Pattern Recognition · Computer Science 2025-02-24 Xiaoran Xu , Jiangang Yang , Wenhui Shi , Siyuan Ding , Luqing Luo , Jian Liu

In recent times, there has been a notable surge in multimodal approaches that decorates raw LiDAR point clouds with camera-derived features to improve object detection performance. However, we found that these methods still grapple with the…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Sudip Dhakal , Dominic Carrillo , Deyuan Qu , Michael Nutt , Qing Yang , Song Fu

To train a well performing neural network for semantic segmentation, it is crucial to have a large dataset with available ground truth for the network to generalize on unseen data. In this paper we present novel point cloud augmentation…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Frederik Hasecke , Martin Alsfasser , Anton Kummert

Semantic segmentation of 3D point cloud data often comes with high annotation costs. Active learning automates the process of selecting which data to annotate, reducing the total amount of annotation needed to achieve satisfactory…

Computer Vision and Pattern Recognition · Computer Science 2025-12-08 Johannes Meyer , Jasper Hoffmann , Felix Schulz , Dominik Merkle , Daniel Buescher , Alexander Reiterer , Joschka Boedecker , Wolfram Burgard

In recent years, much progress has been made in LiDAR-based 3D object detection mainly due to advances in detector architecture designs and availability of large-scale LiDAR datasets. Existing 3D object detectors tend to perform well on the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-12 Eduardo R. Corral-Soto , Alaap Grandhi , Yannis Y. He , Mrigank Rochan , Bingbing Liu