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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.…

计算机视觉与模式识别 · 计算机科学 2025-07-31 Hongbin Lin , Yifan Jiang , Juangui Xu , Jesse Jiaxi Xu , Yi Lu , Zhengyu Hu , Ying-Cong Chen , Hao Wang

Random data augmentation is a critical technique to avoid overfitting in training deep neural network models. However, data augmentation and network training are usually treated as two isolated processes, limiting the effectiveness of…

计算机视觉与模式识别 · 计算机科学 2018-05-25 Xi Peng , Zhiqiang Tang , Fei Yang , Rogerio Feris , Dimitris Metaxas

Deep neural networks are capable of learning powerful representations to tackle complex vision tasks but expose undesirable properties like the over-fitting issue. To this end, regularization techniques like image augmentation are necessary…

计算机视觉与模式识别 · 计算机科学 2025-04-17 Haohang Xu , Shuangrui Ding , Manqi Zhao , Dongsheng Jiang

Active learning effectively collects data instances for training deep learning models when the labeled dataset is limited and the annotation cost is high. Besides active learning, data augmentation is also an effective technique to enlarge…

机器学习 · 计算机科学 2020-11-18 Yoon-Yeong Kim , Kyungwoo Song , JoonHo Jang , Il-Chul Moon

Data augmentation is arguably the most important regularization technique commonly used to improve generalization performance of machine learning models. It primarily involves the application of appropriate data transformation operations to…

机器学习 · 计算机科学 2025-03-07 Alhassan Mumuni , Fuseini Mumuni

Recently, a lot of attention has been focused on the incorporation of 3D data into face analysis and its applications. Despite providing a more accurate representation of the face, 3D facial images are more complex to acquire than 2D…

计算机视觉与模式识别 · 计算机科学 2021-03-01 Araceli Morales , Gemma Piella , Federico M. Sukno

As an effective strategy, data augmentation (DA) alleviates data scarcity scenarios where deep learning techniques may fail. It is widely applied in computer vision then introduced to natural language processing and achieves improvements in…

计算与语言 · 计算机科学 2022-06-28 Bohan Li , Yutai Hou , Wanxiang Che

Data augmentation plays a crucial role in deep learning, enhancing the generalization and robustness of learning-based models. Standard approaches involve simple transformations like rotations and flips for generating extra data. However,…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Shichao Dong , Ze Yang , Guosheng Lin

We propose a novel 3D face recognition algorithm using a deep convolutional neural network (DCNN) and a 3D augmentation technique. The performance of 2D face recognition algorithms has significantly increased by leveraging the…

计算机视觉与模式识别 · 计算机科学 2017-04-03 Donghyun Kim , Matthias Hernandez , Jongmoo Choi , Gerard Medioni

Data augmentation reduces the generalization error by forcing a model to learn invariant representations given different transformations of the input image. In computer vision, on top of the standard image processing functions, data…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Rowel Atienza

Data augmentation methods have played an important role in the recent advance of deep learning models, and have become an indispensable component of state-of-the-art models in semi-supervised, self-supervised, and supervised training for…

计算机视觉与模式识别 · 计算机科学 2023-05-24 Emirhan Kurtulus , Zichao Li , Yann Dauphin , Ekin Dogus Cubuk

Data augmentation is widely used as a part of the training process applied to deep learning models, especially in the computer vision domain. Currently, common data augmentation techniques are designed manually. Therefore they require…

计算机视觉与模式识别 · 计算机科学 2019-07-31 Irynei Baran , Orest Kupyn , Arseny Kravchenko

Facial recognition has become a widely used method for authentication and identification, with applications for secure access and locating missing persons. Its success is largely attributed to deep learning, which leverages large datasets…

计算机视觉与模式识别 · 计算机科学 2025-12-08 Pedro Vidal , Bernardo Biesseck , Luiz E. L. Coelho , Roger Granada , David Menotti

Deep artificial neural networks require a large corpus of training data in order to effectively learn, where collection of such training data is often expensive and laborious. Data augmentation overcomes this issue by artificially inflating…

机器学习 · 计算机科学 2017-08-22 Luke Taylor , Geoff Nitschke

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…

计算机视觉与模式识别 · 计算机科学 2022-11-21 Yuliang Zou , Jinwoo Choi , Qitong Wang , Jia-Bin Huang

Data augmentation is a cornerstone of the machine learning pipeline, yet its theoretical underpinnings remain unclear. Is it merely a way to artificially augment the data set size? Or is it about encouraging the model to satisfy certain…

机器学习 · 计算机科学 2022-09-22 Ruoqi Shen , Sébastien Bubeck , Suriya Gunasekar

This paper addresses the limitations of current datasets for 3D vision tasks in terms of accuracy, size, realism, and suitable imaging modalities for photometrically challenging objects. We propose a novel annotation and acquisition…

计算机视觉与模式识别 · 计算机科学 2023-08-22 HyunJun Jung , Patrick Ruhkamp , Nassir Navab , Benjamin Busam

Data augmentation is a widely used technique for enhancing the generalization ability of convolutional neural networks (CNNs) in image classification tasks. Occlusion is a critical factor that affects on the generalization ability of image…

计算机视觉与模式识别 · 计算机科学 2022-11-30 Suorong Yang , Jinqiao Li , Jian Zhao , Furao Shen

Current visual foundation models are trained purely on unstructured 2D data, limiting their understanding of 3D structure of objects and scenes. In this work, we show that fine-tuning on 3D-aware data improves the quality of emerging…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Yuanwen Yue , Anurag Das , Francis Engelmann , Siyu Tang , Jan Eric Lenssen

Deep learning methods have led to significant improvements in the performance on the facial landmark detection (FLD) task. However, detecting landmarks in challenging settings, such as head pose changes, exaggerated expressions, or uneven…

计算机视觉与模式识别 · 计算机科学 2024-02-26 Purbayan Kar , Vishal Chudasama , Naoyuki Onoe , Pankaj Wasnik , Vineeth Balasubramanian