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Weight-sharing (WS) has recently emerged as a paradigm to accelerate the automated search for efficient neural architectures, a process dubbed Neural Architecture Search (NAS). Although very appealing, this framework is not without…

机器学习 · 计算机科学 2020-05-19 Aloïs Pourchot , Alexis Ducarouge , Olivier Sigaud

Data augmentation is a critical component of deep learning pipelines, enhancing model generalization by increasing dataset diversity. Traditional augmentation strategies rely on manually designed transformations, stochastic sampling, or…

计算机视觉与模式识别 · 计算机科学 2025-08-06 Ant Duru , Alptekin Temizel

In recent years, deep learning has achieved remarkable achievements in many fields, including computer vision, natural language processing, speech recognition and others. Adequate training data is the key to ensure the effectiveness of the…

机器学习 · 计算机科学 2019-05-24 Chunxu Zhang , Jiaxu Cui , Bo Yang

Data augmentation policies drastically improve the performance of image recognition tasks, especially when the policies are optimized for the target data and tasks. In this paper, we propose to optimize image recognition models and data…

计算机视觉与模式识别 · 计算机科学 2020-06-16 Ryuichiro Hataya , Jan Zdenek , Kazuki Yoshizoe , Hideki Nakayama

Data augmentation is an important technique to reduce overfitting and improve learning performance, but existing works on data augmentation for 3D point cloud data are based on heuristics. In this work, we instead propose to automatically…

计算机视觉与模式识别 · 计算机科学 2021-12-21 Wanyue Zhang , Xun Xu , Fayao Liu , Le Zhang , Chuan-Sheng Foo

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

Dynamic data selection aims to accelerate training with lossless performance. However, reducing training data inherently limits data diversity, potentially hindering generalization. While data augmentation is widely used to enhance…

机器学习 · 计算机科学 2025-05-13 Suorong Yang , Peng Ye , Furao Shen , Dongzhan Zhou

Adversarial training suffers from robust overfitting, a phenomenon where the robust test accuracy starts to decrease during training. In this paper, we focus on reducing robust overfitting by using common data augmentation schemes. We…

计算机视觉与模式识别 · 计算机科学 2021-11-10 Sylvestre-Alvise Rebuffi , Sven Gowal , Dan A. Calian , Florian Stimberg , Olivia Wiles , Timothy Mann

Neural architecture search has attracted wide attentions in both academia and industry. To accelerate it, researchers proposed weight-sharing methods which first train a super-network to reuse computation among different operators, from…

机器学习 · 计算机科学 2020-12-16 Xin Chen , Lingxi Xie , Jun Wu , Longhui Wei , Yuhui Xu , Qi Tian

Data augmentation has become an integral part of deep learning, as it is known to improve the generalization capabilities of neural networks. Since the most effective set of image transformations differs between tasks and domains, automatic…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Tom Bekor , Niv Nayman , Lihi Zelnik-Manor

Data augmentation plays a pivotal role in enhancing and diversifying training data. Nonetheless, consistently improving model performance in varied learning scenarios, especially those with inherent data biases, remains challenging. To…

机器学习 · 计算机科学 2024-06-04 Xiaoling Zhou , Wei Ye , Zhemg Lee , Rui Xie , Shikun Zhang

Weight sharing based and predictor based methods are two major types of fast neural architecture search methods. In this paper, we propose to jointly use weight sharing and predictor in a unified framework. First, we construct a SuperNet in…

机器学习 · 计算机科学 2022-03-07 Ke Lin , Yong A , Zhuoxin Gan , Yingying Jiang

Solving image classification tasks given small training datasets remains an open challenge for modern computer vision. Aggressive data augmentation and generative models are among the most straightforward approaches to overcoming the lack…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Lorenzo Brigato , Stavroula Mougiakakou

Data augmentations are important in training high-performance 3D object detectors for point clouds. Despite recent efforts on designing new data augmentations, perhaps surprisingly, most state-of-the-art 3D detectors only use a few simple…

计算机视觉与模式识别 · 计算机科学 2022-10-26 Zhaoqi Leng , Guowang Li , Chenxi Liu , Ekin Dogus Cubuk , Pei Sun , Tong He , Dragomir Anguelov , Mingxing Tan

Data augmentation aims to enrich training samples for alleviating the overfitting issue in low-resource or class-imbalanced situations. Traditional methods first devise task-specific operations such as Synonym Substitute, then preset the…

计算与语言 · 计算机科学 2021-09-03 Shuhuai Ren , Jinchao Zhang , Lei Li , Xu Sun , Jie Zhou

One-shot neural architecture search (NAS) applies weight-sharing supernet to reduce the unaffordable computation overhead of automated architecture designing. However, the weight-sharing technique worsens the ranking consistency of…

计算机视觉与模式识别 · 计算机科学 2021-08-13 Ziwei Yang , Ruyi Zhang , Zhi Yang , Xubo Yang , Lei Wang , Zheyang Li

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…

图像与视频处理 · 电气工程与系统科学 2020-12-29 Ju Xu , Mengzhang Li , Zhanxing Zhu

A recurring problem faced when training neural networks is that there is typically not enough data to maximize the generalization capability of deep neural networks(DNN). There are many techniques to address this, including data…

人工智能 · 计算机科学 2017-04-26 Joseph Lemley , Shabab Bazrafkan , Peter Corcoran

Data augmentation has been widely applied as an effective methodology to improve generalization in particular when training deep neural networks. Recently, researchers proposed a few intensive data augmentation techniques, which indeed…

机器学习 · 计算机科学 2019-11-22 Zhuoxun He , Lingxi Xie , Xin Chen , Ya Zhang , Yanfeng Wang , Qi Tian

Neural architecture search (NAS) algorithms save tremendous labor from human experts. Recent advancements further reduce the computational overhead to an affordable level. However, it is still cumbersome to deploy the NAS techniques in…

计算机视觉与模式识别 · 计算机科学 2022-06-10 Zhuowei Li , Yibo Gao , Zhenzhou Zha , Zhiqiang HU , Qing Xia , Shaoting Zhang , Dimitris N. Metaxas