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Deep Neural Networks (DNNs) show a significant impact on medical imaging. One significant problem with adopting DNNs for skin cancer classification is that the class frequencies in the existing datasets are imbalanced. This problem hinders…

图像与视频处理 · 电气工程与系统科学 2019-10-29 Ibrahim Saad Ali , Mamdouh Farouk Mohamed , Yousef Bassyouni Mahdy

Additive manufacturing has become one of the forefront technologies in fabrication, enabling new products impossible to manufacture before. Although many materials exist for additive manufacturing, they typically suffer from performance…

Deep learning-based construction-site image analysis has recently made great progress with regard to accuracy and speed, but it requires a large amount of data. Acquiring sufficient amount of labeled construction-image data is a…

图像与视频处理 · 电气工程与系统科学 2019-11-28 Francis Baek , Somin Park , Hyoungkwan Kim

Data augmentation is essential when applying Machine Learning in small-data regimes. It generates new samples following the observed data distribution while increasing their diversity and variability to help researchers and practitioners…

机器学习 · 计算机科学 2023-04-10 Audrey Poinsot , Alessandro Leite

Recent successes in Generative Adversarial Networks (GAN) have affirmed the importance of using more data in GAN training. Yet it is expensive to collect data in many domains such as medical applications. Data Augmentation (DA) has been…

计算机视觉与模式识别 · 计算机科学 2021-02-24 Ngoc-Trung Tran , Viet-Hung Tran , Ngoc-Bao Nguyen , Trung-Kien Nguyen , Ngai-Man Cheung

Due to the latest advances in technology, telescopes with significant sky coverage will produce millions of astronomical alerts per night that must be classified both rapidly and automatically. Currently, classification consists of…

天体物理仪器与方法 · 物理学 2022-08-17 Germán García-Jara , Pavlos Protopapas , Pablo A. Estévez

Effective training of neural networks requires much data. In the low-data regime, parameters are underdetermined, and learnt networks generalise poorly. Data Augmentation alleviates this by using existing data more effectively. However…

机器学习 · 统计学 2018-03-23 Antreas Antoniou , Amos Storkey , Harrison Edwards

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 is a powerful tool for improving deep learning-based image classifiers for plant stress identification and classification. However, selecting an effective set of augmentations from a large pool of candidates remains a key…

计算机视觉与模式识别 · 计算机科学 2024-06-21 Nasla Saleem , Aditya Balu , Talukder Zaki Jubery , Arti Singh , Asheesh K. Singh , Soumik Sarkar , Baskar Ganapathysubramanian

The application of deep learning to build accurate predictive models from functional neuroimaging data is often hindered by limited dataset sizes. Though data augmentation can help mitigate such training obstacles, most data augmentation…

Image data augmentation constitutes a critical methodology in modern computer vision tasks, since it can facilitate towards enhancing the diversity and quality of training datasets; thereby, improving the performance and robustness of…

Recent advances in image synthesis have been propelled by powerful generative models, such as Masked Generative Transformers (MaskGIT), autoregressive models, diffusion models, and rectified flow models. A common principle behind their…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Zanlin Ni , Yulin Wang , Yeguo Hua , Renping Zhou , Jiayi Guo , Jun Song , Bo Zheng , Gao Huang

For deep learning applications, the massive data development (e.g., collecting, labeling), which is an essential process in building practical applications, still incurs seriously high costs. In this work, we propose an effective data…

机器学习 · 统计学 2019-12-30 Shin'ya Yamaguchi , Sekitoshi Kanai , Takeharu Eda

The development of inverse design, where computational optimization techniques are used to design devices based on certain specifications, has led to the discovery of many compact, non-intuitive structures with superior performance. Among…

光学 · 物理学 2019-02-25 Tyler W. Hughes , Momchil Minkov , Ian A. D. Williamson , Shanhui Fan

Data augmentation (DA) has been widely utilized to improve generalization in training deep neural networks. Recently, human-designed data augmentation has been gradually replaced by automatically learned augmentation policy. Through finding…

计算机视觉与模式识别 · 计算机科学 2019-12-25 Xinyu Zhang , Qiang Wang , Jian Zhang , Zhao Zhong

With the growing demand for novel materials, machine learning-driven inverse design methods face significant challenges in reconciling the high-dimensional materials composition space with limited experimental data. Existing approaches…

机器学习 · 计算机科学 2025-07-02 Yeyong Yu , Xilei Bian , Jie Xiong , Xing Wu , Quan Qian

We present an empirical evaluation of fMRI data augmentation via synthesis. For synthesis we use generative mod-els trained on real neuroimaging data to produce novel task-dependent functional brain images. Analyzed generative mod-els…

计算机视觉与模式识别 · 计算机科学 2019-07-16 Peiye Zhuang , Alexander G. Schwing , Sanmi Koyejo

We present a digitized adjoint method for realizing efficient inverse design of "digital" subwavelength nanophotonic devices. We design a single-mode 3-dB power divider and a dual-mode demultiplexer to demonstrate the digitized adjoint…

光学 · 物理学 2019-02-05 Xinshu Ren , Weijie Chang , Longhui Lu , Max Yan , Deming Liu , Minming Zhang

In recent years, it has been convincingly shown that weather forecasting models can be run in single-precision arithmetic. Several models or components thereof have been tested with even lower precision than this. This previous work has…

大气与海洋物理 · 物理学 2020-03-23 Andrew T. T. McRae , Tim N. Palmer

With the growing use of machine learning algorithms and ubiquitous sensors, many `perception-to-control' systems are being developed and deployed. To ensure their trustworthiness, improving their robustness through adversarial training is…

机器学习 · 计算机科学 2024-11-05 Michael Villarreal , Bibek Poudel , Ryan Wickman , Yu Shen , Weizi Li