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The increasing availability of electrocardiogram (ECG) data has motivated the use of data-driven models for automating various clinical tasks based on ECG data. The development of subject-specific models are limited by the cost and…

机器学习 · 计算机科学 2018-08-07 Prashnna K Gyawali , B. Milan Horacek , John L. Sapp , Linwei Wang

Self-supervised disentangled representation learning is a critical task in sequence modeling. The learnt representations contribute to better model interpretability as well as the data generation, and improve the sample efficiency for…

机器学习 · 计算机科学 2021-10-26 Junwen Bai , Weiran Wang , Carla Gomes

Interpretable machine learning is rapidly becoming a crucial tool for scientific discovery. Among existing approaches, variational autoencoders (VAEs) have shown promise in extracting the hidden physical features of some input data, with no…

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…

机器学习 · 统计学 2019-09-12 Jan Stühmer , Richard E. Turner , Sebastian Nowozin

Variational Auto-Encoders (VAEs) are capable of learning latent representations for high dimensional data. However, due to the i.i.d. assumption, VAEs only optimize the singleton variational distributions and fail to account for the…

机器学习 · 计算机科学 2020-04-20 Da Tang , Dawen Liang , Tony Jebara , Nicholas Ruozzi

We propose the factorized action variational autoencoder (FAVAE), a state-of-the-art generative model for learning disentangled and interpretable representations from sequential data via the information bottleneck without supervision. The…

机器学习 · 统计学 2019-05-31 Masanori Yamada , Heecheol Kim , Kosuke Miyoshi , Hiroshi Yamakawa

Recommendation models are typically trained on observational user interaction data, but the interactions between latent factors in users' decision-making processes lead to complex and entangled data. Disentangling these latent factors to…

信息检索 · 计算机科学 2023-04-18 Siyu Wang , Xiaocong Chen , Quan Z. Sheng , Yihong Zhang , Lina Yao

One of the major shortcomings of variational autoencoders is the inability to produce generations from the individual modalities of data originating from mixture distributions. This is primarily due to the use of a simple isotropic Gaussian…

机器学习 · 计算机科学 2019-12-02 Frantzeska Lavda , Magda Gregorová , Alexandros Kalousis

Large and well-annotated datasets are essential for advancing deep learning applications, however often costly or impossible to obtain by a single entity. In many areas, including the medical domain, approaches relying on data sharing have…

机器学习 · 计算机科学 2024-08-02 Francesco Di Salvo , David Tafler , Sebastian Doerrich , Christian Ledig

Variational autoencoders are powerful algorithms for identifying dominant latent structure in a single dataset. In many applications, however, we are interested in modeling latent structure and variation that are enriched in a target…

机器学习 · 计算机科学 2019-02-14 Abubakar Abid , James Zou

Variational autoencoders (VAEs) are a popular generative model used to approximate distributions. The encoder part of the VAE is used in amortized learning of latent variables, producing a latent representation for data samples. Recently,…

机器学习 · 统计学 2023-05-12 Daniel G. Edelberg , Roy R. Lederman

The cosmic microwave background power spectra are a primary window into the early universe. However, achieving interpretable, likelihood-compatible compression and fast inference under weak model assumptions remains challenging. We propose…

宇宙学与河外天体物理 · 物理学 2025-11-03 Tian-Yang Sun , Tian-Nuo Li , He Wang , Jing-Fei Zhang , Xin Zhang

The ability to extract generative parameters from high-dimensional fields of data in an unsupervised manner is a highly desirable yet unrealized goal in computational physics. This work explores the use of variational autoencoders (VAEs)…

计算物理 · 物理学 2021-11-16 Christian Jacobsen , Karthik Duraisamy

Prediction of future states of the environment and interacting agents is a key competence required for autonomous agents to operate successfully in the real world. Prior work for structured sequence prediction based on latent variable…

计算机视觉与模式识别 · 计算机科学 2020-08-19 Apratim Bhattacharyya , Michael Hanselmann , Mario Fritz , Bernt Schiele , Christoph-Nikolas Straehle

The task of causal representation learning aims to uncover latent higher-level causal variables that affect lower-level observations. Identifying the true latent causal variables from observed data, while allowing instantaneous causal…

机器学习 · 计算机科学 2026-02-19 Yuhang Liu , Zhen Zhang , Dong Gong , Mingming Gong , Biwei Huang , Anton van den Hengel , Kun Zhang , Javen Qinfeng Shi

Variational Auto-Encoders (VAEs) have been widely applied for learning compact, low-dimensional latent representations of high-dimensional data. When the correlation structure among data points is available, previous work proposed…

机器学习 · 计算机科学 2019-12-20 Da Tang , Dawen Liang , Nicholas Ruozzi , Tony Jebara

Inference and prediction under partial knowledge of a physical system is challenging, particularly when multiple confounding sources influence the measured response. Explicitly accounting for these influences in physics-based models is…

机器学习 · 统计学 2026-01-14 Ioannis Christoforos Koune , Alice Cicirello

We combine conditional variational autoencoders (VAE) with adversarial censoring in order to learn invariant representations that are disentangled from nuisance/sensitive variations. In this method, an adversarial network attempts to…

机器学习 · 计算机科学 2018-05-22 Ye Wang , Toshiaki Koike-Akino , Deniz Erdogmus

A large part of the literature on learning disentangled representations focuses on variational autoencoders (VAE). Recent developments demonstrate that disentanglement cannot be obtained in a fully unsupervised setting without inductive…

机器学习 · 计算机科学 2021-02-11 Graziano Mita , Maurizio Filippone , Pietro Michiardi

Learning representations of underlying environmental dynamics from partial observations is a critical challenge in machine learning. In the context of Partially Observable Markov Decision Processes (POMDPs), state representations are often…

机器学习 · 计算机科学 2024-11-13 Chao Han , Debabrota Basu , Michael Mangan , Eleni Vasilaki , Aditya Gilra