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Generative Adversarial Networks (GANs) have shown promise in augmenting datasets and boosting convolutional neural networks' (CNN) performance on image classification tasks. But they introduce more hyperparameters to tune as well as the…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Amil Dravid , Florian Schiffers , Yunan Wu , Oliver Cossairt , Aggelos K. Katsaggelos

Machine learning techniques help to understand patterns of a dataset to create a defense mechanism against cyber attacks. However, it is difficult to construct a theoretical model due to the imbalances in the dataset for discriminating…

机器学习 · 计算机科学 2019-12-11 Ibrahim Yilmaz , Rahat Masum

We propose a framework of generative adversarial networks with multiple discriminators, which collaborate to represent a real dataset more effectively. Our approach facilitates learning a generator consistent with the underlying data…

机器学习 · 计算机科学 2024-04-04 Jinyoung Choi , Bohyung Han

Fine-grained image search is still a challenging problem due to the difficulty in capturing subtle differences regardless of pose variations of objects from fine-grained categories. In practice, a dynamic inventory with new fine-grained…

计算机视觉与模式识别 · 计算机科学 2018-07-09 Kevin Lin , Fan Yang , Qiaosong Wang , Robinson Piramuthu

Deep generative models require large amounts of training data. This often poses a problem as the collection of datasets can be expensive and difficult, in particular datasets that are representative of the appropriate underlying…

计算机视觉与模式识别 · 计算机科学 2023-12-22 Anubhav Jain , Nasir Memon , Julian Togelius

Generative adversarial networks (GANs) are one of the greatest advances in AI in recent years. With their ability to directly learn the probability distribution of data, and then sample synthetic realistic data. Many applications have…

Suicide prediction is the key for prevention, but real data with sufficient positive samples is rare and causes extreme class imbalance. We utilized machine learning (ML) to build the model and deep learning (DL) techniques, like Generative…

机器学习 · 计算机科学 2025-10-21 Vaishnavi Visweswaraiah , Tanvi Banerjee , William Romine

Disentanglement, a critical concern in interpretable machine learning, has also garnered significant attention from the computer vision community. Many existing GAN-based class disentanglement (unsupervised) approaches, such as InfoGAN and…

计算机视觉与模式识别 · 计算机科学 2024-06-03 Jiangwei Zhao , Zejia Liu , Xiaohan Guo , Lili Pan

One of the most interesting challenges in Artificial Intelligence is to train conditional generators which are able to provide labeled adversarial samples drawn from a specific distribution. In this work, a new framework is presented to…

图像与视频处理 · 电气工程与系统科学 2018-06-20 Shabab Bazrafkan , Hossein Javidnia , Peter Corcoran

Generating multiple categories of texts is a challenging task and draws more and more attention. Since generative adversarial nets (GANs) have shown competitive results on general text generation, they are extended for category text…

计算与语言 · 计算机科学 2019-11-21 Zhiyue Liu , Jiahai Wang , Zhiwei Liang

Missing value imputation is a challenging and well-researched topic in data mining. In this paper, we propose IFGAN, a missing value imputation algorithm based on Feature-specific Generative Adversarial Networks (GAN). Our idea is intuitive…

机器学习 · 计算机科学 2020-12-24 Wei Qiu , Yangsibo Huang , Quanzheng Li

Conditional generative models aim to learn the underlying joint distribution of data and labels to achieve conditional data generation. Among them, the auxiliary classifier generative adversarial network (AC-GAN) has been widely used, but…

机器学习 · 计算机科学 2022-06-20 Liang Hou , Qi Cao , Huawei Shen , Siyuan Pan , Xiaoshuang Li , Xueqi Cheng

Generative adversarial networks (GANs) are a learning framework that rely on training a discriminator to estimate a measure of difference between a target and generated distributions. GANs, as normally formulated, rely on the generated…

机器学习 · 统计学 2018-02-23 R Devon Hjelm , Athul Paul Jacob , Tong Che , Adam Trischler , Kyunghyun Cho , Yoshua Bengio

Generative adversarial networks (GANs) with clustered latent spaces can perform conditional generation in a completely unsupervised manner. In the real world, the salient attributes of unlabeled data can be imbalanced. However, most of…

机器学习 · 计算机科学 2022-03-16 Uiwon Hwang , Heeseung Kim , Dahuin Jung , Hyemi Jang , Hyungyu Lee , Sungroh Yoon

Most current studies on survey analysis and risk tolerance modelling lack professional knowledge and domain-specific models. Given the effectiveness of generative adversarial learning in cross-domain information, we design an Asymmetric…

机器学习 · 计算机科学 2020-10-07 Zhe Liu , Lina Yao , Xianzhi Wang , Lei Bai , Jake An

Generative adversarial networks (GANs) have great successes on synthesizing data. However, the existing GANs restrict the discriminator to be a binary classifier, and thus limit their learning capacity for tasks that need to synthesize…

计算与语言 · 计算机科学 2018-04-17 Kevin Lin , Dianqi Li , Xiaodong He , Zhengyou Zhang , Ming-Ting Sun

Deep Neural Networks (DNNs) have been shown vulnerable to Test-Time Evasion attacks (TTEs, or adversarial examples), which, by making small changes to the input, alter the DNN's decision. We propose an unsupervised attack detector on DNN…

机器学习 · 计算机科学 2022-05-13 Hang Wang , David J. Miller , George Kesidis

Estimation of Distribution Algorithms (EDAs) require flexible probability models that can be efficiently learned and sampled. Generative Adversarial Networks (GAN) are generative neural networks which can be trained to implicitly model the…

神经与进化计算 · 计算机科学 2016-08-09 Malte Probst

In the sea-land clutter classification of sky-wave over-the-horizon-radar (OTHR), the imbalanced and scarce data leads to a poor performance of the deep learning-based classification model. To solve this problem, this paper proposes an…

系统与控制 · 电气工程与系统科学 2023-07-19 Xiaoxuan Zhang , Zengfu Wang , Kun Lu , Quan Pan

In this paper we propose the use of Generative Adversarial Networks (GAN) to generate artificial training data for machine learning tasks. The generation of artificial training data can be extremely useful in situations such as imbalanced…

机器学习 · 计算机科学 2019-04-22 Fabio Henrique Kiyoiti dos Santos Tanaka , Claus Aranha