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Data scarcity is a problem that occurs in languages and tasks where we do not have large amounts of labeled data but want to use state-of-the-art models. Such models are often deep learning models that require a significant amount of data…

计算与语言 · 计算机科学 2023-02-23 Domagoj Pluščec , Jan Šnajder

Data augmentation is crucial to make machine learning models more robust and safe. However, augmenting data can be challenging as it requires generating diverse data points to rigorously evaluate model behavior on edge cases and mitigate…

人机交互 · 计算机科学 2025-02-05 Catherine Yeh , Donghao Ren , Yannick Assogba , Dominik Moritz , Fred Hohman

Data augmentation has recently seen increased interest in graph machine learning given its demonstrated ability to improve model performance and generalization by added training data. Despite this recent surge, the area is still relatively…

机器学习 · 计算机科学 2023-01-20 Tong Zhao , Wei Jin , Yozen Liu , Yingheng Wang , Gang Liu , Stephan Günnemann , Neil Shah , Meng Jiang

Although the availability of a large amount of data is usually given for granted, there are relevant scenarios where this is not the case; for instance, in the biomedical/healthcare domain, some applications require to build huge datasets…

机器学习 · 计算机科学 2023-10-24 Pierangela Bruno , Francesco Calimeri , Cinzia Marte , Simona Perri

AI NeRF algorithms, capable of cloud processing, have significantly reduced hardware requirements and processing efficiency in photogrammetry pipelines. This accessibility has unlocked the potential for museums, charities, and cultural…

人机交互 · 计算机科学 2023-10-24 Corrie Green

Current data augmentation techniques and transformations are well suited for improving the size and quality of natural image datasets but are not yet optimized for medical imaging. We hypothesize that sub-optimal data augmentations can…

图像与视频处理 · 电气工程与系统科学 2023-01-06 Tara M. Pattilachan , Ugur Demir , Elif Keles , Debesh Jha , Derk Klatte , Megan Engels , Sanne Hoogenboom , Candice Bolan , Michael Wallace , Ulas Bagci

Image enhancement is an important image processing technique that processes images suitably for a specific application e.g. image editing. The conventional solutions of image enhancement are grouped into two categories which are spatial…

计算机视觉与模式识别 · 计算机科学 2016-09-14 Hui Li , Xiaomeng Wang , Weifeng Liu , Yanjiang Wang

The rapid progress in machine learning methods has been empowered by i) huge datasets that have been collected and annotated, ii) improved engineering (e.g. data pre-processing/normalization). The existing datasets typically include several…

计算机视觉与模式识别 · 计算机科学 2018-01-23 Grigorios G. Chrysos , Yannis Panagakis , Stefanos Zafeiriou

Data augmentation is practically helpful for visual recognition, especially at the time of data scarcity. However, such success is only limited to quite a few light augmentations (e.g., random crop, flip). Heavy augmentations are either…

计算机视觉与模式识别 · 计算机科学 2023-03-17 Yalong Bai , Mohan Zhou , Wei Zhang , Bowen Zhou , Tao Mei

In computer vision, it is well-known that a lack of data diversity will impair model performance. In this study, we address the challenges of enhancing the dataset diversity problem in order to benefit various downstream tasks such as…

计算机视觉与模式识别 · 计算机科学 2024-08-02 Yuhang Li , Xin Dong , Chen Chen , Weiming Zhuang , Lingjuan Lyu

Recent work has focused on generating synthetic imagery to increase the size and variability of training data for learning visual tasks in urban scenes. This includes increasing the occurrence of occlusions or varying environmental and…

计算机视觉与模式识别 · 计算机科学 2018-10-03 Alexandra Carlson , Katherine A. Skinner , Ram Vasudevan , Matthew Johnson-Roberson

Information extraction (IE) from unstructured documents remains a critical challenge in data processing pipelines. Traditional optical character recognition (OCR) methods and conventional parsing engines demonstrate limited effectiveness…

计算机视觉与模式识别 · 计算机科学 2025-07-28 Aditya Parikh

Generating context specific data quality deficits is necessary to experimentally assess data quality of data-driven (artificial intelligence (AI) or machine learning (ML)) applications. In this paper we present badgers, an extensible…

机器学习 · 计算机科学 2023-07-11 Julien Siebert , Daniel Seifert , Patricia Kelbert , Michael Kläs , Adam Trendowicz

Graph Neural Network (GNNs) based methods have recently become a popular tool to deal with graph data because of their ability to incorporate structural information. The only hurdle in the performance of GNNs is the lack of labeled data.…

机器学习 · 计算机科学 2022-08-26 Maria Marrium , Arif Mahmood

Data augmentation has proved extremely useful by increasing training data variance to alleviate overfitting and improve deep neural networks' generalization performance. In medical image analysis, a well-designed augmentation policy usually…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Yunhe Gao , Zhiqiang Tang , Mu Zhou , Dimitris Metaxas

The success of deep learning depends heavily on the availability of large datasets, but in robotic manipulation there are many learning problems for which such datasets do not exist. Collecting these datasets is time-consuming and…

机器人学 · 计算机科学 2022-07-21 Peter Mitrano , Dmitry Berenson

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

Deep learning has shown great success in high-level image analysis problems; yet its efficacy relies on the quality and diversity of the training data. In this work, we introduce a copypaste image augmentation for ultrasound images. The…

图像与视频处理 · 电气工程与系统科学 2023-08-30 Wei-Hsiang Shen , Meng-Lin Li

Despite continued advancement in recent years, deep neural networks still rely on large amounts of training data to avoid overfitting. However, labeled training data for real-world applications such as healthcare is limited and difficult to…

Document image has been the area of research for a couple of decades because of its potential application in the area of text recognition, line recognition or any other shape recognition from the image. For most of these purposes…

计算机视觉与模式识别 · 计算机科学 2015-02-02 Mahua Nandy , Satadal Saha