Recent Advances in Variational Autoencoders With Representation Learning for Biomedical Informatics: A Survey

Variational autoencoders (VAEs) are deep latent space generative models that have been immensely successful in multiple exciting applications in biomedical informatics such as molecular design, protein design, medical image classification and segmentation, integrated multi-omics data analyses, and l...

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Main Authors: Ruoqi Wei, Ausif Mahmood
Format: Article
Language:English
Published: IEEE 2021-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9311619/
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author Ruoqi Wei
Ausif Mahmood
author_facet Ruoqi Wei
Ausif Mahmood
author_sort Ruoqi Wei
collection DOAJ
description Variational autoencoders (VAEs) are deep latent space generative models that have been immensely successful in multiple exciting applications in biomedical informatics such as molecular design, protein design, medical image classification and segmentation, integrated multi-omics data analyses, and large-scale biological sequence analyses, among others. The fundamental idea in VAEs is to learn the distribution of data in such a way that new meaningful data with more intra-class variations can be generated from the encoded distribution. The ability of VAEs to synthesize new data with more representation variance at state-of-art levels provides hope that the chronic scarcity of labeled data in the biomedical field can be resolved. Furthermore, VAEs have made nonlinear latent variable models tractable for modeling complex distributions. This has allowed for efficient extraction of relevant biomedical information from learned features for biological data sets, referred to as unsupervised feature representation learning. In this article, we review the various recent advancements in the development and application of VAEs for biomedical informatics. We discuss challenges and future opportunities for biomedical research with respect to VAEs.
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spelling doaj.art-8adda272776a443b9b2c0bdbab2515cc2022-12-21T18:10:48ZengIEEEIEEE Access2169-35362021-01-0194939495610.1109/ACCESS.2020.30483099311619Recent Advances in Variational Autoencoders With Representation Learning for Biomedical Informatics: A SurveyRuoqi Wei0https://orcid.org/0000-0002-1771-542XAusif Mahmood1https://orcid.org/0000-0002-8991-4268Department of Computer Science and Engineering, University of Bridgeport, Bridgeport, CT, USADepartment of Computer Science and Engineering, University of Bridgeport, Bridgeport, CT, USAVariational autoencoders (VAEs) are deep latent space generative models that have been immensely successful in multiple exciting applications in biomedical informatics such as molecular design, protein design, medical image classification and segmentation, integrated multi-omics data analyses, and large-scale biological sequence analyses, among others. The fundamental idea in VAEs is to learn the distribution of data in such a way that new meaningful data with more intra-class variations can be generated from the encoded distribution. The ability of VAEs to synthesize new data with more representation variance at state-of-art levels provides hope that the chronic scarcity of labeled data in the biomedical field can be resolved. Furthermore, VAEs have made nonlinear latent variable models tractable for modeling complex distributions. This has allowed for efficient extraction of relevant biomedical information from learned features for biological data sets, referred to as unsupervised feature representation learning. In this article, we review the various recent advancements in the development and application of VAEs for biomedical informatics. We discuss challenges and future opportunities for biomedical research with respect to VAEs.https://ieeexplore.ieee.org/document/9311619/Deep learningvariational autoencoders (VAEs)data representationgenerative modelsunsupervised learningrepresentation learning
spellingShingle Ruoqi Wei
Ausif Mahmood
Recent Advances in Variational Autoencoders With Representation Learning for Biomedical Informatics: A Survey
IEEE Access
Deep learning
variational autoencoders (VAEs)
data representation
generative models
unsupervised learning
representation learning
title Recent Advances in Variational Autoencoders With Representation Learning for Biomedical Informatics: A Survey
title_full Recent Advances in Variational Autoencoders With Representation Learning for Biomedical Informatics: A Survey
title_fullStr Recent Advances in Variational Autoencoders With Representation Learning for Biomedical Informatics: A Survey
title_full_unstemmed Recent Advances in Variational Autoencoders With Representation Learning for Biomedical Informatics: A Survey
title_short Recent Advances in Variational Autoencoders With Representation Learning for Biomedical Informatics: A Survey
title_sort recent advances in variational autoencoders with representation learning for biomedical informatics a survey
topic Deep learning
variational autoencoders (VAEs)
data representation
generative models
unsupervised learning
representation learning
url https://ieeexplore.ieee.org/document/9311619/
work_keys_str_mv AT ruoqiwei recentadvancesinvariationalautoencoderswithrepresentationlearningforbiomedicalinformaticsasurvey
AT ausifmahmood recentadvancesinvariationalautoencoderswithrepresentationlearningforbiomedicalinformaticsasurvey