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相关论文: Data Augmentation for Deep Candlestick Learner

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Data augmentation methods in combination with deep neural networks have been used extensively in computer vision on classification tasks, achieving great success; however, their use in time series classification is still at an early stage.…

统计金融 · 定量金融 2020-10-29 Elizabeth Fons , Paula Dawson , Xiao-jun Zeng , John Keane , Alexandros Iosifidis

Deep learning has achieved remarkable results in many computer vision tasks. Deep neural networks typically rely on large amounts of training data to avoid overfitting. However, labeled data for real-world applications may be limited. By…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Suorong Yang , Weikang Xiao , Mengchen Zhang , Suhan Guo , Jian Zhao , Furao Shen

Detecting anomalies has become increasingly critical to the financial service industry. Anomalous events are often indicative of illegal activities such as fraud, identity theft, network intrusion, account takeover, and money laundering.…

机器学习 · 计算机科学 2021-01-06 Hongda Shen , Eren Kursun

At the heart of the success of deep learning is the quality of the data. Through data augmentation, one can train models with better generalization capabilities and thus achieve greater results in their field of interest. In this work, we…

计算机视觉与模式识别 · 计算机科学 2021-10-28 George Chogovadze , Rémi Pautrat , Marc Pollefeys

Based on recent advances in natural language modeling and those in text generation capabilities, we propose a novel data augmentation method for text classification tasks. We use a powerful pre-trained neural network model to artificially…

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

The use of deep learning for radio modulation recognition has become prevalent in recent years. This approach automatically extracts high-dimensional features from large datasets, facilitating the accurate classification of modulation…

机器学习 · 计算机科学 2023-11-08 Tao Chen , Shilian Zheng , Kunfeng Qiu , Luxin Zhang , Qi Xuan , Xiaoniu Yang

Data augmentation is a ubiquitous technique for increasing the size of labeled training sets by leveraging task-specific data transformations that preserve class labels. While it is often easy for domain experts to specify individual…

In order to reduce overfitting, neural networks are typically trained with data augmentation, the practice of artificially generating additional training data via label-preserving transformations of existing training examples. While these…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Cecilia Summers , Michael J. Dinneen

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

A major impediment to the application of deep learning to real-world problems is the scarcity of labeled data. Small training sets are in fact of no use to deep networks as, due to the large number of trainable parameters, they will very…

计算机视觉与模式识别 · 计算机科学 2018-05-29 Ismail Elezi , Alessandro Torcinovich , Sebastiano Vascon , Marcello Pelillo

Most previous methods for text data augmentation are limited to simple tasks and weak baselines. We explore data augmentation on hard tasks (i.e., few-shot natural language understanding) and strong baselines (i.e., pretrained models with…

计算与语言 · 计算机科学 2022-03-16 Jing Zhou , Yanan Zheng , Jie Tang , Jian Li , Zhilin Yang

Deep Imitation Learning requires a large number of expert demonstrations, which are not always easy to obtain, especially for complex tasks. A way to overcome this shortage of labels is through data augmentation. However, this cannot be…

机器学习 · 计算机科学 2021-03-29 Dafni Antotsiou , Carlo Ciliberto , Tae-Kyun Kim

Data augmentation is a popular technique which helps improve generalization capabilities of deep neural networks. It plays a pivotal role in remote-sensing scenarios in which the amount of high-quality ground truth data is limited, and…

计算机视觉与模式识别 · 计算机科学 2019-03-14 Jakub Nalepa , Michal Myller , Michal Kawulok

In this paper, we explore and compare multiple solutions to the problem of data augmentation in image classification. Previous work has demonstrated the effectiveness of data augmentation through simple techniques, such as cropping,…

计算机视觉与模式识别 · 计算机科学 2017-12-14 Luis Perez , Jason Wang

Training accurate intent classifiers requires labeled data, which can be costly to obtain. Data augmentation methods may ameliorate this issue, but the quality of the generated data varies significantly across techniques. We study the…

计算与语言 · 计算机科学 2022-06-14 Derek Chen , Claire Yin

Deep neural networks (DNNs) allow digital receivers to learn to operate in complex environments. To do so, DNNs should preferably be trained using large labeled data sets with a similar statistical relationship as the one under which they…

信息论 · 计算机科学 2022-09-07 Tomer Raviv , Nir Shlezinger

Deep learning models have a large number of freeparameters that need to be calculated by effective trainingof the models on a great deal of training data to improvetheir generalization performance. However, data obtaining andlabeling is…

计算机视觉与模式识别 · 计算机科学 2019-07-01 Benlin Hu , Cheng Lei , Dong Wang , Shu Zhang , Zhenyu Chen

NLP has achieved great progress in the past decade through the use of neural models and large labeled datasets. The dependence on abundant data prevents NLP models from being applied to low-resource settings or novel tasks where significant…

计算与语言 · 计算机科学 2021-06-15 Jiaao Chen , Derek Tam , Colin Raffel , Mohit Bansal , Diyi Yang

Deep learning (DL) algorithms have shown significant performance in various computer vision tasks. However, having limited labelled data lead to a network overfitting problem, where network performance is bad on unseen data as compared to…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Teerath Kumar , Alessandra Mileo , Rob Brennan , Malika Bendechache
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