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In this work, we propose a composition/decomposition framework for adversarially training generative models on composed data - data where each sample can be thought of as being constructed from a fixed number of components. In our…

机器学习 · 计算机科学 2019-01-24 Yeu-Chern Harn , Zhenghao Chen , Vladimir Jojic

Sentiment analysis is a task that may suffer from a lack of data in certain cases, as the datasets are often generated and annotated by humans. In cases where data is inadequate for training discriminative models, generate models may aid…

机器学习 · 计算机科学 2019-02-20 Rahul Gupta

As a new approach to train generative models, \emph{generative adversarial networks} (GANs) have achieved considerable success in image generation. This framework has also recently been applied to data with graph structures. We propose…

机器学习 · 计算机科学 2021-02-26 Shuangfei Fan , Bert Huang

Generative Adversarial Networks (GANs) struggle to generate structured objects like molecules and game maps. The issue is that structured objects must satisfy hard requirements (e.g., molecules must be chemically valid) that are difficult…

机器学习 · 计算机科学 2020-12-01 Luca Di Liello , Pierfrancesco Ardino , Jacopo Gobbi , Paolo Morettin , Stefano Teso , Andrea Passerini

Simulating complex physical systems often involves solving partial differential equations (PDEs) with some closures due to the presence of multi-scale physics that cannot be fully resolved. Therefore, reliable and accurate closure models…

计算物理 · 物理学 2020-02-19 Jin-Long Wu , Karthik Kashinath , Adrian Albert , Dragos Chirila , Prabhat , Heng Xiao

Unsupervised domain mapping has attracted substantial attention in recent years due to the success of models based on the cycle-consistency assumption. These models map between two domains by fooling a probabilistic discriminator, thereby…

机器学习 · 计算机科学 2019-01-25 Matthew Amodio , Smita Krishnaswamy

The GANs are generative models whose random samples realistically reflect natural images. It also can generate samples with specific attributes by concatenating a condition vector into the input, yet research on this field is not well…

机器学习 · 计算机科学 2016-11-07 Hanock Kwak , Byoung-Tak Zhang

Deep generative models learned through adversarial training have become increasingly popular for their ability to generate naturalistic image textures. However, aside from their texture, the visual appearance of objects is significantly…

计算机视觉与模式识别 · 计算机科学 2018-03-29 Jean Kossaifi , Linh Tran , Yannis Panagakis , Maja Pantic

Generative adversarial networks (GANs) implicitly learn the probability distribution of a dataset and can draw samples from the distribution. This paper presents, Tabular GAN (TGAN), a generative adversarial network which can generate…

机器学习 · 计算机科学 2018-11-29 Lei Xu , Kalyan Veeramachaneni

This paper proposes a modified conditional generative adversarial network (cGAN) model to generate net load scenarios for power systems that are statistically credible, conditioned by given labels (e.g., seasons), and, at the same time,…

系统与控制 · 电气工程与系统科学 2022-04-12 Zhirui Liang , Robert Mieth , Yury Dvorkin

Generative adversarial networks (GAN) have been effective for learning generative models for real-world data. However, existing GANs (GAN and its variants) tend to suffer from training problems such as instability and mode collapse. In this…

机器学习 · 计算机科学 2018-03-05 Chaoyue Wang , Chang Xu , Xin Yao , Dacheng Tao

We present an encoder-powered generative adversarial network (EncGAN) that is able to learn both the multi-manifold structure and the abstract features of data. Unlike the conventional decoder-based GANs, EncGAN uses an encoder to model the…

机器学习 · 计算机科学 2019-06-04 Jiseob Kim , Seungjae Jung , Hyundo Lee , Byoung-Tak Zhang

In recent years, Generative Adversarial Networks (GANs) have shown substantial progress in modeling complex distributions of data. These networks have received tremendous attention since they can generate implicit probabilistic models that…

信号处理 · 电气工程与系统科学 2018-10-25 Mehdi Ahmadi , Timothy Nest , Mostafa Abdelnaim , Thanh-Dung Le

Synthetic medical image generation has a huge potential for improving healthcare through many applications, from data augmentation for training machine learning systems to preserving patient privacy. Conditional Adversarial Generative…

图像与视频处理 · 电气工程与系统科学 2022-05-05 Mohammad Havaei , Ximeng Mao , Yiping Wang , Qicheng Lao

We propose a conditional generative adversarial network (GAN) incorporating humans' perceptual evaluations. A deep neural network (DNN)-based generator of a GAN can represent a real-data distribution accurately but can never represent a…

人机交互 · 计算机科学 2021-02-09 Yota Ueda , Kazuki Fujii , Yuki Saito , Shinnosuke Takamichi , Yukino Baba , Hiroshi Saruwatari

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

Generating wind power scenarios is very important for studying the impacts of multiple wind farms that are interconnected to the grid. We develop a graph convolutional generative adversarial network (GCGAN) approach by leveraging GAN's…

机器学习 · 计算机科学 2023-02-20 Young-ho Cho , Shaohui Liu , Duehee Lee , Hao Zhu

In this paper, we present a simple approach to train Generative Adversarial Networks (GANs) in order to avoid a \textit {mode collapse} issue. Implicit models such as GANs tend to generate better samples compared to explicit models that are…

计算机视觉与模式识别 · 计算机科学 2021-02-09 Seyed Mehdi Iranmanesh , Nasser M. Nasrabadi

Generative Adversarial Networks (GAN) have shown great promise in tasks like synthetic image generation, image inpainting, style transfer, and anomaly detection. However, generating discrete data is a challenge. This work presents an…

机器学习 · 计算机科学 2018-04-04 Shreyas Patel , Ashutosh Kakadiya , Maitrey Mehta , Raj Derasari , Rahul Patel , Ratnik Gandhi

Generating synthetic cryogenic electron microscopy 3D density maps from molecular structures has potential important applications in structural biology. Yet existing simulation-based methods cannot mimic all the complex features present in…

机器学习 · 计算机科学 2025-03-04 Chenwei Zhang , Anne Condon , Khanh Dao Duc