Results 11 to 20 of about 5,065 (216)

Linear local tangent space alignment with autoencoder

open access: yesComplex & Intelligent Systems, 2023
Linear local tangent space alignment (LLTSA) is a classical dimensionality reduction method based on manifold. However, LLTSA and all its variants only consider the one-way mapping from high-dimensional space to low-dimensional space.
Ruisheng Ran, Jinping Wang, Bin Fang
doaj   +2 more sources

ViT-AE++: Improving Vision Transformer Autoencoder for Self-supervised Medical Image Representations [PDF]

open access: yesCoRR, 2023
Self-supervised learning has attracted increasing attention as it learns data-driven representation from data without annotations. Vision transformer-based autoencoder (ViT-AE) by He et al. (2021) is a recent self-supervised learning technique that employs a patch-masking strategy to learn a meaningful latent space. In this paper, we focus on improving
Prabhakar, Chinmay   +5 more
openaire   +4 more sources

AE-CGAN Model based High Performance Network Intrusion Detection System

open access: yesApplied Sciences, 2019
In this paper, a high-performance network intrusion detection system based on deep learning is proposed for situations in which there are significant imbalances between normal and abnormal traffic.
JooHwa Lee, KeeHyun Park
doaj   +2 more sources

A Hybrid Autoencoder Network for Unsupervised Image Clustering

open access: yesAlgorithms, 2019
Image clustering involves the process of mapping an archive image into a cluster such that the set of clusters has the same information. It is an important field of machine learning and computer vision.
Pei-Yin Chen, Jih-Jeng Huang
doaj   +2 more sources

Holographic-(V)AE: an end-to-end SO(3)-Equivariant (Variational) Autoencoder in Fourier Space

open access: yesPhysical Review Research, 2022
Group-equivariant neural networks have emerged as a data-efficient approach to solve classification and regression tasks, while respecting the relevant symmetries of the data. However, little work has been done to extend this paradigm to the unsupervised and generative domains. Here, we present Holographic
Gian Marco Visani   +3 more
openaire   +5 more sources

MLP-Mixer-Autoencoder: A Lightweight Ensemble Architecture for Malware Classification

open access: yesInformation, 2023
Malware is becoming an effective support tool not only for professional hackers but also for amateur ones. Due to the support of free malware generators, anyone can easily create various types of malicious code.
Tuan Van Dao, Hiroshi Sato, Masao Kubo
doaj   +2 more sources

An AutoEncoder and LSTM-Based Traffic Flow Prediction Method

open access: yesSensors, 2019
Smart cities can effectively improve the quality of urban life. Intelligent Transportation System (ITS) is an important part of smart cities. The accurate and real-time prediction of traffic flow plays an important role in ITSs. To improve the prediction
Wangyang Wei, Honghai Wu, Huadong Ma
doaj   +2 more sources

AE-Net: Novel Autoencoder-Based Deep Features for SQL Injection Attack Detection

open access: yesIEEE Access, 2023
Structured Query Language (SQL) injection attacks represent a critical threat to database-driven applications and systems, exploiting vulnerabilities in input fields to inject malicious SQL code into database queries. This unauthorized access enables attackers to manipulate, retrieve, or even delete sensitive data.
Nisrean Thalji   +4 more
openaire   +3 more sources

An Improved Autoencoder and Partial Least Squares Regression-Based Extreme Learning Machine Model for Pump Turbine Characteristics

open access: yesApplied Sciences, 2019
Complete characteristic curves of a pump turbine are fundamental for improving the modeling accuracy of the pump turbine in a pump turbine governing system.
Chu Zhang   +4 more
doaj   +2 more sources

AE-RED: A Hyperspectral Unmixing Framework Powered by Deep Autoencoder and Regularization by Denoising

open access: yesIEEE Transactions on Geoscience and Remote Sensing
Spectral unmixing has been extensively studied with a variety of methods and used in many applications. Recently, data-driven techniques with deep learning methods have obtained great attention to spectral unmixing for its superior learning ability to automatically learn the structure information.
Min Zhao 0014   +2 more
openaire   +4 more sources

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