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In this paper, we study deep generative models for effective unsupervised learning. We propose VGAN, which works by minimizing a variational lower bound of the negative log likelihood (NLL) of an energy based model (EBM), where the model…

机器学习 · 计算机科学 2016-11-08 Shuangfei Zhai , Yu Cheng , Rogerio Feris , Zhongfei Zhang

Computational discovery of ideal lead compounds is a critical process for modern drug discovery. It comprises multiple stages: hit screening, molecular property prediction, and molecule optimization. Current efforts are disparate, involving…

生物大分子 · 定量生物学 2023-01-24 Yueming Yin , Haifeng Hu , Zhen Yang , Jitao Yang , Chun Ye , Jiansheng Wu , Wilson Wen Bin Goh

Generative adversarial networks (GANs) can be trained to generate 3D image data, which is useful for design optimisation. However, this conventionally requires 3D training data, which is challenging to obtain. 2D imaging techniques tend to…

计算机视觉与模式识别 · 计算机科学 2024-08-07 Steve Kench , Samuel J. Cooper

We propose a novel method that trains a conditional Generative Adversarial Network (GAN) to generate visual interpretations of a Convolutional Neural Network (CNN). To comprehend a CNN, the GAN is trained with information on how the CNN…

计算机视觉与模式识别 · 计算机科学 2023-11-10 R T Akash Guna , Raul Benitez , O K Sikha

The rapid advancement of deep learning has facilitated the automated processing of electron microscopy (EM) big data stacks. However, designing a framework that eliminates manual labeling and adapts to domain gaps remains challenging.…

材料科学 · 物理学 2024-07-30 Wenhao Yuan , Bingqing Yao , Shengdong Tan , Fengqi You , Qian He

Existing drug discovery pipelines take 5-10 years and cost billions of dollars. Computational approaches aim to sample from regions of the whole molecular and solid-state compounds called chemical space which could be on the order of 1060 .…

新兴技术 · 计算机科学 2021-01-12 Junde Li , Rasit Topaloglu , Swaroop Ghosh

Generative Adversarial Networks (GANs) have made great progress in synthesizing realistic images in recent years. However, they are often trained on image datasets with either too few samples or too many classes belonging to different data…

机器学习 · 计算机科学 2020-10-16 Shichang Tang

As a revolutionary generative paradigm of deep learning, generative adversarial networks (GANs) have been widely applied in various fields to synthesize realistic data. However, it is challenging for conventional GANs to synthesize raw…

信号处理 · 电气工程与系统科学 2023-06-27 Weidong Wang , Jiancheng An , Hongshu Liao , Lu Gan , Chau Yuen

3D-aware generative adversarial networks (GANs) synthesize high-fidelity and multi-view-consistent facial images using only collections of single-view 2D imagery. Towards fine-grained control over facial attributes, recent efforts…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Jingxiang Sun , Xuan Wang , Lizhen Wang , Xiaoyu Li , Yong Zhang , Hongwen Zhang , Yebin Liu

In the years since Goodfellow et al. introduced Generative Adversarial Networks (GANs), there has been an explosion in the breadth and quality of generative model applications. Despite this work, GANs still have a long way to go before they…

机器学习 · 计算机科学 2020-04-14 Conor Lazarou

Adversarial learning has been proven to be effective for capturing long-range and high-level label consistencies in semantic segmentation. Unique to medical imaging, capturing 3D semantics in an effective yet computationally efficient way…

计算机视觉与模式识别 · 计算机科学 2019-06-12 Naji Khosravan , Aliasghar Mortazi , Michael Wallace , Ulas Bagci

Generative Adversarial Networks (GANs) are deep learning architectures capable of generating synthetic datasets. Despite producing high-quality synthetic images, the default GAN has no control over the kinds of images it generates. The…

机器学习 · 计算机科学 2021-03-24 Vaikkunth Mugunthan , Vignesh Gokul , Lalana Kagal , Shlomo Dubnov

Recently, semi-supervised learning methods based on generative adversarial networks (GANs) have received much attention. Among them, two distinct approaches have achieved competitive results on a variety of benchmark datasets. Bad GAN…

机器学习 · 计算机科学 2019-05-20 Wenyuan Li , Zichen Wang , Jiayun Li , Jennifer Polson , William Speier , Corey Arnold

We introduce the Probabilistic Generative Adversarial Network (PGAN), a new GAN variant based on a new kind of objective function. The central idea is to integrate a probabilistic model (a Gaussian Mixture Model, in our case) into the GAN…

机器学习 · 计算机科学 2017-08-08 Hamid Eghbal-zadeh , Gerhard Widmer

Modelling in finance is a challenging task: the data often has complex statistical properties and its inner workings are largely unknown. Deep learning algorithms are making progress in the field of data-driven modelling, but the lack of…

计算金融 · 定量金融 2021-07-07 Florian Eckerli , Joerg Osterrieder

Recently a type of neural networks called Generative Adversarial Networks (GANs) has been proposed as a solution for fast generation of simulation-like datasets, in an attempt to bypass heavy computations and expensive cosmological…

宇宙学与河外天体物理 · 物理学 2021-07-21 Marion Ullmo , Aurélien Decelle , Nabila Aghanim

Generative adversarial networks (GANs) are a class of unsupervised machine learning algorithms that can produce realistic images from randomly-sampled vectors in a multi-dimensional space. Until recently, it was not possible to generate…

计算机视觉与模式识别 · 计算机科学 2018-05-10 Andrew Beers , James Brown , Ken Chang , J. Peter Campbell , Susan Ostmo , Michael F. Chiang , Jayashree Kalpathy-Cramer

A generative adversarial network (GAN) has been a representative backbone model in generative artificial intelligence (AI) because of its powerful performance in capturing intricate data-generating processes. However, the GAN training is…

机器学习 · 统计学 2025-08-21 Jinwon Sohn , Qifan Song

Generative adversarial networks (GANs) offer an effective solution to the image-to-image translation problem, thereby allowing for new possibilities in medical imaging. They can translate images from one imaging modality to another at a low…

计算机视觉与模式识别 · 计算机科学 2022-10-13 Agnieszka Tomczak , Aarushi Gupta , Slobodan Ilic , Nassir Navab , Shadi Albarqouni

Traditional smart meters, which measure energy usage every 15 minutes or more and report it at least a few hours later, lack the granularity needed for real-time decision-making. To address this practical problem, we introduce a new method…

信号处理 · 电气工程与系统科学 2024-09-04 Hritik Gopal Shah , Behrouz Azimian , Anamitra Pal
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