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Generative Adversarial Networks (GANs) have achieved remarkable results in the task of generating realistic natural images. In most successful applications, GAN models share two common aspects: solving a challenging saddle point…

机器学习 · 统计学 2019-05-21 Piotr Bojanowski , Armand Joulin , David Lopez-Paz , Arthur Szlam

As deep learning technology continues to evolve, the images yielded by generative models are becoming more and more realistic, triggering people to question the authenticity of images. Existing generated image detection methods detect…

计算机视觉与模式识别 · 计算机科学 2023-11-03 Xiuli Bi , Bo Liu , Fan Yang , Bin Xiao , Weisheng Li , Gao Huang , Pamela C. Cosman

Recent research has made the surprising finding that state-of-the-art deep learning models sometimes fail to generalize to small variations of the input. Adversarial training has been shown to be an effective approach to overcome this…

Generative adversarial networks achieve great performance in photorealistic image synthesis in various domains, including human images. However, they usually employ latent vectors that encode the sampled outputs globally. This does not…

计算机视觉与模式识别 · 计算机科学 2021-03-15 Kripasindhu Sarkar , Lingjie Liu , Vladislav Golyanik , Christian Theobalt

Graph Convolutional Networks (GCNs) are known to suffer from performance degradation as the number of layers increases, which is usually attributed to over-smoothing. Despite the apparent consensus, we observe that there exists a…

机器学习 · 计算机科学 2021-10-29 Weilin Cong , Morteza Ramezani , Mehrdad Mahdavi

Generative models have enjoyed widespread success in a variety of applications. However, they encounter inherent mathematical limitations in modeling distributions where samples are constrained by equalities, as is frequently the setting in…

机器学习 · 计算机科学 2026-02-02 Katherine Keegan , Lars Ruthotto

Machine learning (ML) formalizes the problem of getting computers to learn from experience as optimization of performance according to some metric(s) on a set of data examples. This is in contrast to requiring behaviour specified in advance…

机器学习 · 计算机科学 2022-10-19 Tegan Maharaj

Generative models have emerged as powerful priors for solving inverse problems. These models typically represent a class of natural signals using a single fixed complexity or dimensionality. This can be limiting: depending on the problem, a…

机器学习 · 计算机科学 2026-03-11 Sean Gunn , Jorio Cocola , Oliver De Candido , Vaggos Chatziafratis , Paul Hand

Recent generative models can synthesize "views" of artificial images that mimic real-world variations, such as changes in color or pose, simply by learning from unlabeled image collections. Here, we investigate whether such views can be…

计算机视觉与模式识别 · 计算机科学 2021-04-30 Lucy Chai , Jun-Yan Zhu , Eli Shechtman , Phillip Isola , Richard Zhang

Representation learning assumes that real-world data is generated by a few semantically meaningful generative factors (i.e., sources of variation) and aims to discover them in the latent space. These factors are expected to be causally…

机器学习 · 计算机科学 2023-10-27 Xiaoyu Liu , Jiaxin Yuan , Bang An , Yuancheng Xu , Yifan Yang , Furong Huang

Generative models provide a powerful framework for probabilistic reasoning. However, in many domains their use has been hampered by the practical difficulties of inference. This is particularly the case in computer vision, where models of…

计算机视觉与模式识别 · 计算机科学 2015-01-28 Varun Jampani , S. M. Ali Eslami , Daniel Tarlow , Pushmeet Kohli , John Winn

Joint machine learning models that allow synthesizing and classifying data often offer uneven performance between those tasks or are unstable to train. In this work, we depart from a set of empirical observations that indicate the…

机器学习 · 计算机科学 2023-04-06 Kamil Deja , Tomasz Trzcinski , Jakub M. Tomczak

We propose a framework to analyze how multivariate representations disentangle ground-truth generative factors. A quantitative analysis of disentanglement has been based on metrics designed to compare how one variable explains each…

机器学习 · 统计学 2022-02-11 Seiya Tokui , Issei Sato

Deep learning models have shown state-of-the-art performance in many inverse reconstruction problems. However, it is not well understood what properties of the latent representation may improve the generalization ability of the network.…

机器学习 · 计算机科学 2018-10-16 Sandesh Ghimire , Prashnna Kumar Gyawali , John L Sapp , Milan Horacek , Linwei Wang

Generative models aim to learn the distribution of observed data by generating new instances. With the advent of neural networks, deep generative models, including variational autoencoders (VAEs), generative adversarial networks (GANs), and…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Zifan Shi , Sida Peng , Yinghao Xu , Andreas Geiger , Yiyi Liao , Yujun Shen

Text-to-image diffusion models achieve impressive visual fidelity, yet they remain unreliable in multi-object generation. Despite extensive empirical evidence of these failures, the underlying causes remain unclear. We begin by asking how…

计算机视觉与模式识别 · 计算机科学 2026-05-04 Yujin Jeong , Arnas Uselis , Iro Laina , Seong Joon Oh , Anna Rohrbach

The diffusion probabilistic generative models are widely used to generate high-quality data. Though they can synthetic data that does not exist in the training set, the rationale behind such generalization is still unexplored. In this…

机器学习 · 计算机科学 2023-05-25 Mingyang Yi , Jiacheng Sun , Zhenguo Li

As large language models (LLMs) generate text that increasingly resembles human writing, the subtle cues that distinguish AI-generated content from human-written content become increasingly challenging to capture. Reliance on…

计算与语言 · 计算机科学 2026-04-16 Xiao Pu , Zepeng Cheng , Lin Yuan , Yu Wu , Xiuli Bi

In the problem of learning disentangled representations, one of the promising methods is to factorize aggregated posterior by penalizing the total correlation of sampled latent variables. However, this well-motivated strategy has a blind…

机器学习 · 统计学 2021-05-11 Ze Cheng , Juncheng Li , Chenxu Wang , Jixuan Gu , Hao Xu , Xinjian Li , Florian Metze

StyleGANs have shown impressive results on data generation and manipulation in recent years, thanks to its disentangled style latent space. A lot of efforts have been made in inverting a pretrained generator, where an encoder is trained ad…

计算机视觉与模式识别 · 计算机科学 2021-10-19 Ligong Han , Sri Harsha Musunuri , Martin Renqiang Min , Ruijiang Gao , Yu Tian , Dimitris Metaxas