English
Related papers

Related papers: Two-level Data Augmentation for Calibrated Multi-v…

200 papers

3D point cloud segmentation aims to assign semantic labels to individual points in a scene for fine-grained spatial understanding. Existing methods typically adopt data augmentation to alleviate the burden of large-scale annotation.…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Hongbin Lin , Yifan Jiang , Juangui Xu , Jesse Jiaxi Xu , Yi Lu , Zhengyu Hu , Ying-Cong Chen , Hao Wang

Data augmentation is an important technique to improve data efficiency and save labeling cost for 3D detection in point clouds. Yet, existing augmentation policies have so far been designed to only utilize labeled data, which limits the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-25 Zhaoqi Leng , Shuyang Cheng , Benjamin Caine , Weiyue Wang , Xiao Zhang , Jonathon Shlens , Mingxing Tan , Dragomir Anguelov

The robustness of visual navigation policies trained through imitation often hinges on the augmentation of the training image-action pairs. Traditionally, this has been done by collecting data from multiple cameras, by using standard data…

Computer Vision and Pattern Recognition · Computer Science 2021-10-18 Dhruv Sharma , Alihusein Kuwajerwala , Florian Shkurti

Data augmentation (DA) techniques aim to increase data variability, and thus train deep networks with better generalisation. The pioneering AutoAugment automated the search for optimal DA policies with reinforcement learning. However,…

Computer Vision and Pattern Recognition · Computer Science 2020-07-31 Yonggang Li , Guosheng Hu , Yongtao Wang , Timothy Hospedales , Neil M. Robertson , Yongxin Yang

Due to the significant effort required for data collection and annotation in 3D perception tasks, mixed sample data augmentation (MSDA) has been widely studied to generate diverse training samples by mixing existing data. Recently, many…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Miao Zhang , Sherif Abdulatif , Benedikt Loesch , Marco Altmann , Bin Yang

It is challenging to train a robust object detector under the supervised learning setting when the annotated data are scarce. Thus, previous approaches tackling this problem are in two categories: semi-supervised learning models that…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Guanghan Ning , Guang Chen , Chaowei Tan , Si Luo , Liefeng Bo , Heng Huang

Data augmentation is an effective and universal technique for improving generalization performance of deep neural networks. It could enrich diversity of training samples that is essential in medical image segmentation tasks because 1) the…

Image and Video Processing · Electrical Eng. & Systems 2020-12-29 Ju Xu , Mengzhang Li , Zhanxing Zhu

Data augmentation is a technique to improve the generalization ability of machine learning methods by increasing the size of the dataset. However, since every augmentation method is not equally effective for every dataset, you need to…

Machine Learning · Computer Science 2022-05-31 Daisuke Oba , Shinnosuke Matsuo , Brian Kenji Iwana

We investigate the efficacy of data augmentations to close the domain gap in spaceborne computer vision, crucial for autonomous operations like on-orbit servicing. As the use of computer vision in space increases, challenges such as hostile…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Maximilian Ulmer , Leonard Klüpfel , Maximilian Durner , Rudolph Triebel

Visual reinforcement learning (RL), which makes decisions directly from high-dimensional visual inputs, has demonstrated significant potential in various domains. However, deploying visual RL techniques in the real world remains challenging…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Guozheng Ma , Zhen Wang , Zhecheng Yuan , Xueqian Wang , Bo Yuan , Dacheng Tao

To successfully build a deep learning model, it will need a large amount of labeled data. However, labeled data are hard to collect in many use cases. To tackle this problem, a bunch of data augmentation methods have been introduced…

Machine Learning · Computer Science 2020-06-01 Chia-Ying Tsao , Jun-Hao Chen , Samuel Yen-Chi Chen , Yun-Cheng Tsai

To date, little attention has been given to multi-view 3D human mesh estimation, despite real-life applicability (e.g., motion capture, sport analysis) and robustness to single-view ambiguities. Existing solutions typically suffer from poor…

Computer Vision and Pattern Recognition · Computer Science 2022-12-13 Xuan Gong , Liangchen Song , Meng Zheng , Benjamin Planche , Terrence Chen , Junsong Yuan , David Doermann , Ziyan Wu

The standard approach to tackling computer vision problems is to train deep convolutional neural network (CNN) models using large-scale image datasets which are representative of the target task. However, in many scenarios, it is often…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Alhassan Mumuni , Fuseini Mumuni , Nana Kobina Gerrar

Data augmentation is a key component of CNN based image recognition tasks like object detection. However, it is relatively less explored for 3D object detection. Many standard 2D object detection data augmentation techniques do not extend…

Computer Vision and Pattern Recognition · Computer Science 2021-04-23 Sugirtha T , Sridevi M , Khailash Santhakumar , B Ravi Kiran , Thomas Gauthier , Senthil Yogamani

Data augmentation is a ubiquitous technique for improving image classification when labeled data is scarce. Constraining the model predictions to be invariant to diverse data augmentations effectively injects the desired representational…

Computer Vision and Pattern Recognition · Computer Science 2022-11-21 Yuliang Zou , Jinwoo Choi , Qitong Wang , Jia-Bin Huang

Despite substantial progress in the field of deep learning, overfitting persists as a critical challenge, and data augmentation has emerged as a particularly promising approach due to its capacity to enhance model generalization in various…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Wen Liang , Youzhi Liang , Jianguo Jia

Object detection and semantic segmentation with the 3D lidar point cloud data require expensive annotation. We propose a data augmentation method that takes advantage of already annotated data multiple times. We propose an augmentation…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Petr Šebek , Šimon Pokorný , Patrik Vacek , Tomáš Svoboda

This paper investigates the impact of various data augmentation techniques on the performance of object detection models. Specifically, we explore classical augmentation methods, image compositing, and advanced generative models such as…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Ang Jia Ning Shermaine , Michalis Lazarou , Tania Stathaki

In this paper we propose a novel augmentation technique that improves not only the performance of deep neural networks on clean test data, but also significantly increases their robustness to random transformations, both affine and…

The ability to recognize the position and order of the floor-level lines that divide adjacent building floors can benefit many applications, for example, urban augmented reality (AR). This work tackles the problem of locating floor-level…

Computer Vision and Pattern Recognition · Computer Science 2021-08-11 Mengyang Wu , Wei Zeng , Chi-Wing Fu