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Related papers: Learning Priors for Adversarial Autoencoders

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Regularized Auto-Encoders (RAEs) form a rich class of neural generative models. They effectively model the joint-distribution between the data and the latent space using an Encoder-Decoder combination, with regularization imposed in terms…

Machine Learning · Computer Science 2020-09-22 Arnab Kumar Mondal , Himanshu Asnani , Parag Singla , Prathosh AP

Adversarial machine learning is a well-studied field of research where an adversary causes predictable errors in a machine learning algorithm through precise manipulation of the input. Numerous techniques have been proposed to harden…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Pratik Vaishnavi , Kevin Eykholt , Atul Prakash , Amir Rahmati

Transfer learning has emerged as a powerful methodology for adapting pre-trained deep neural networks on image recognition tasks to new domains. This process consists of taking a neural network pre-trained on a large feature-rich source…

Machine Learning · Computer Science 2021-04-27 Francisco Utrera , Evan Kravitz , N. Benjamin Erichson , Rajiv Khanna , Michael W. Mahoney

Adversarial attacks are often considered as threats to the robustness of Deep Neural Networks (DNNs). Various defending techniques have been developed to mitigate the potential negative impact of adversarial attacks against task…

Machine Learning · Computer Science 2022-04-12 Jianzhang Zheng , Fan Yang , Hao Shen , Xuan Tang , Mingsong Chen , Liang Song , Xian Wei

We propose to learn a hierarchical prior in the context of variational autoencoders to avoid the over-regularisation resulting from a standard normal prior distribution. To incentivise an informative latent representation of the data, we…

Machine Learning · Statistics 2019-10-08 Alexej Klushyn , Nutan Chen , Richard Kurle , Botond Cseke , Patrick van der Smagt

Variational autoencoders (VAEs) are widely used deep generative models capable of learning unsupervised latent representations of data. Such representations are often difficult to interpret or control. We consider the problem of…

Machine Learning · Computer Science 2018-12-18 Jack Klys , Jake Snell , Richard Zemel

Recently there has been an increased interest in unsupervised learning of disentangled representations using the Variational Autoencoder (VAE) framework. Most of the existing work has focused largely on modifying the variational cost…

Machine Learning · Statistics 2019-09-12 Jan Stühmer , Richard E. Turner , Sebastian Nowozin

In this paper, we show that the performance of a learnt generative model is closely related to the model's ability to accurately represent the inferred \textbf{latent data distribution}, i.e. its topology and structural properties. We…

Computer Vision and Pattern Recognition · Computer Science 2020-09-02 Shuyu Lin , Ronald Clark

The generative autoencoders, such as the variational autoencoders or the adversarial autoencoders, have achieved great success in lots of real-world applications, including image generation, and signal communication. However, little concern…

Machine Learning · Computer Science 2023-07-06 Mingfei Lu , Badong Chen

Many different methods to train deep generative models have been introduced in the past. In this paper, we propose to extend the variational auto-encoder (VAE) framework with a new type of prior which we call "Variational Mixture of…

Machine Learning · Computer Science 2018-02-27 Jakub M. Tomczak , Max Welling

We address the challenging open problem of learning an effective latent space for symbolic music data in generative music modeling. We focus on leveraging adversarial regularization as a flexible and natural mean to imbue variational…

Sound · Computer Science 2020-02-21 Andrea Valenti , Antonio Carta , Davide Bacciu

Adversarial examples in machine learning are typically generated using gradients, obtained either directly through access to the model or approximated via queries to it. In this paper, we propose a much simpler approach to craft adversarial…

Machine Learning · Computer Science 2026-05-05 Alexander Warnecke , Konrad Rieck

In this paper, a robust classification-autoencoder (CAE) is proposed, which has strong ability to recognize outliers and defend adversaries. The main idea is to change the autoencoder from an unsupervised learning model into a classifier,…

Machine Learning · Computer Science 2022-06-08 Lijia Yu , Xiao-Shan Gao

Bayesian inference on structured models typically relies on the ability to infer posterior distributions of underlying hidden variables. However, inference in implicit models or complex posterior distributions is hard. A popular tool for…

Machine Learning · Statistics 2016-12-16 Theofanis Karaletsos

Variational Auto-encoders (VAEs) have been very successful as methods for forming compressed latent representations of complex, often high-dimensional, data. In this paper, we derive an alternative variational lower bound from the one…

Machine Learning · Computer Science 2019-03-20 Shuyu Lin , Ronald Clark , Robert Birke , Niki Trigoni , Stephen Roberts

Generative Adversarial Networks (GANs) are a class of neural networks that have been widely used in the field of image-to-image translation. In this paper, we propose a streamlined image-to-image translation network with a simpler…

Computer Vision and Pattern Recognition · Computer Science 2024-12-09 Guangzong Chen , Mingui Sun , Zhi-Hong Mao , Kangni Liu , Wenyan Jia

Unsupervised learning is of growing interest because it unlocks the potential held in vast amounts of unlabelled data to learn useful representations for inference. Autoencoders, a form of generative model, may be trained by learning to…

Computer Vision and Pattern Recognition · Computer Science 2018-01-08 Antonia Creswell , Anil Anthony Bharath

Deep learning models, while achieving state-of-the-art performance on many tasks, are susceptible to adversarial attacks that exploit inherent vulnerabilities in their architectures. Adversarial attacks manipulate the input data with…

Computer Vision and Pattern Recognition · Computer Science 2023-12-07 Shreyasi Mandal

Self-supervised learning usually uses a large amount of unlabeled data to pre-train an encoder which can be used as a general-purpose feature extractor, such that downstream users only need to perform fine-tuning operations to enjoy the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Ziqi Zhou , Shengshan Hu , Ruizhi Zhao , Qian Wang , Leo Yu Zhang , Junhui Hou , Hai Jin

Given the three dimensional complexity of a video signal, training a robust and diverse GAN based video generative model is onerous due to large stochasticity involved in data space. Learning disentangled representations of the data help to…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Sai Hemanth Kasaraneni