Results 21 to 30 of about 75,818 (178)

Complex-valued autoencoders [PDF]

open access: yesNeural Networks, 2012
Autoencoders are unsupervised machine learning circuits whose learning goal is to minimize a distortion measure between inputs and outputs. Linear autoencoders can be defined over any field and only real-valued linear autoencoder have been studied so far.
Baldi, Pierre, Lu, Zhiqin
openaire   +4 more sources

NOVEL HYBRID ALGORITHM USING CONVOLUTIONAL AUTOENCODER WITH SVM FOR ELECTRICAL IMPEDANCE TOMOGRAPHY AND ULTRASOUND COMPUTED TOMOGRAPHY

open access: yesInformatyka, Automatyka, Pomiary w Gospodarce i Ochronie Środowiska, 2023
This paper presents a new hybrid algorithm using multiple Support Vector Machines models with convolutional autoencoder to Electrical Impedance Tomography, and Ultrasound Computed Tomography image reconstruction.
Łukasz Maciura   +3 more
doaj   +1 more source

Extended Autoencoder for Novelty Detection with Reconstruction along Projection Pathway

open access: yesApplied Sciences, 2020
Recently, novelty detection with reconstruction along projection pathway (RaPP) has made progress toward leveraging hidden activation values. RaPP compares the input and its autoencoder reconstruction in hidden spaces to detect novelty samples ...
Seung Yeop Shin, Han-joon Kim
doaj   +1 more source

Practical autoencoder based anomaly detection by using vector reconstruction error

open access: yesCybersecurity, 2023
Nowadays, cloud computing provides easy access to a set of variable and configurable computing resources based on user demand through the network. Cloud computing services are available through common internet protocols and network standards. In addition
Hasan Torabi   +2 more
semanticscholar   +1 more source

Review on autoencoder and its application

open access: yesTongxin xuebao, 2021
As a typical deep unsupervised learning model, autoencoder can automatically learn effective abstract features from unlabeled samples.In recent years, autoencoder has been widely used in target recognition, intrusion detection, fault diagnosis and many ...
Jie LAI   +4 more
doaj   +2 more sources

Anomaly detection for hydropower turbine unit based on variational modal decomposition and deep autoencoder

open access: yesEnergy Reports, 2021
Anomaly detection for hydropower turbine unit is a requirement for the safety of hydropower system. An unsupervised anomaly detection method employing variational modal decomposition (VMD) and deep autoencoder is proposed.
Hongteng Wang   +3 more
doaj   +1 more source

Semantic Autoencoder for Zero-Shot Learning [PDF]

open access: yesComputer Vision and Pattern Recognition, 2017
Existing zero-shot learning (ZSL) models typically learn a projection function from a feature space to a semantic embedding space (e.g. attribute space).
E. Kodirov, T. Xiang, S. Gong
semanticscholar   +1 more source

Deep Autoencoder based Energy Method for the Bending, Vibration, and Buckling Analysis of Kirchhoff Plates [PDF]

open access: yesEuropean Journal of Mechanics - A/Solids, 2020
In this paper, we present a deep autoencoder based energy method (DAEM) for the bending, vibration and buckling analysis of Kirchhoff plates. The DAEM exploits the higher order continuity of the DAEM and integrates a deep autoencoder and the minimum ...
X. Zhuang   +3 more
semanticscholar   +1 more source

Unsupervised Outlier Detection via Transformation Invariant Autoencoder

open access: yesIEEE Access, 2021
Autoencoder based methods are the majority of deep unsupervised outlier detection methods. However, these methods perform not well on complex image datasets and suffer from the noise introduced by outliers, especially when the outlier ratio is high.
Zhen Cheng   +4 more
doaj   +1 more source

Quantized autoencoder (QAE) intrusion detection system for anomaly detection in resource-constrained IoT devices using RT-IoT2022 dataset

open access: yesCybersecurity, 2023
In recent years, many researchers focused on unsupervised learning for network anomaly detection in edge devices to identify attacks. The deployment of the unsupervised autoencoder model is computationally expensive in resource-constrained edge devices ...
B. S. Sharmila, Rohini Nagapadma
semanticscholar   +1 more source

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