SVM-RFE with optimization-based feature selection and parallel convolutional stacked autoencoder for detecting minority-class sample attacks

In intrusion detection systems, a critical imbalance in the attack and normal sample quantities leads to low detection accuracy for minority-class attacks. This study introduces an innovative method, namely Parallel Convolutional Stacked Autoencoder (PConVSA-Net), for minority-class attack detection...

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Vydané v:Knowledge and information systems Ročník 67; číslo 12; s. 11727 - 11761
Hlavní autori: Sasikumar, A. N., Suresh, S.
Médium: Journal Article
Jazyk:English
Vydavateľské údaje: London Springer London 01.12.2025
Springer Nature B.V
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ISSN:0219-1377, 0219-3116
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Shrnutí:In intrusion detection systems, a critical imbalance in the attack and normal sample quantities leads to low detection accuracy for minority-class attacks. This study introduces an innovative method, namely Parallel Convolutional Stacked Autoencoder (PConVSA-Net), for minority-class attack detection. Initially, the input data are extracted from the dataset and undergo a normalization process, where log transformation is used to modify the data into a standardized form. Further, the normalized data are then passed to the feature selection module. Here, a Support Vector Machine with Recursive Feature Elimination (SVM-RFE) is employed to select the features. The weight parameters of SVM are adjusted by the introduced Taylor Pufferfish Optimization Algorithm, which is established by compounding the Taylor-series concept into the Pufferfish optimization algorithm. Later, the Synthetic Minority Oversampling Technique is utilized to perform data augmentation. Lastly, the minority-class attack detection is done by the established PConvSA-Net, which is developed by merging the Parallel Convolutional Neural Network (Parallel-CNN) and Deep Stacked Autoencoder. For dataset 1, the introduced PconvSA-Net attained high accuracy and true-positive rate of 91.876% and 94.326%, a low false-positive rate of 9.786%, precision of 90.878%, and F1-score of 92.570%.
Bibliografia:ObjectType-Article-1
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content type line 14
ISSN:0219-1377
0219-3116
DOI:10.1007/s10115-025-02574-4