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Author

L. Sundari

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Open access Jul 2026

Screening glioma and glioblastoma brain tumors using dual deep learning algorithm incorporated correlative GAN and BrainNet through the probability segmentation.

The earlier identification of the tumors in human brain can improve the life time of the affected patients. Mainly, Glioma and Glioblastoma are the primary type of brain tumors where the survival rate of the patient is low and hence it's earlier screening is important. This research work proposes Dual Deep Learning (DDL) based Glioma and Glioblastoma brain tumor detection methodology. The main objective of this research work is for performing multi class brain image classification process. The proposed tumor detection system contains preprocessing, data augmentation and the proposed DDL algorithm module in training of the system for generating the training values. The testing system of the proposed work contains preprocessing, the proposed DDL algorithm module along with the probability segmentation algorithm to perform both classification and segmentation process. The preprocessing is used here to enhance the brain imaging quality to improve the tumor detection performance and the data augmentation increases the brain images count for neglecting the issues of the overfitting during the training stage of the classifier only. The proposed DDL algorithm module is designed with Correlative Generative Adversarial Networks (CGAN) and BrainNet classification algorithms, where as CGAN is proposed for computing the discriminative features which are mainly used for differentiating the Glioma and Glioblastoma. The computed discriminative features are classified by the proposed BrainNet classification algorithm which produces the classification results. The Empirical-Axiomatic Probability Segmentation Algorithm (EAPSA) have been constructed for segmenting the region of tumor pixels in both Glioma and Glioblastoma images. The ablation parameter study of the proposed DDL classification algorithm is performed and its experimental results are achieved by testing the different brain MRI images which are available on standard benchmarked brain MRI imaging datasets.

L. Sundari, T. Kumar, M. Rajkumar et al. · 0 citations
Conference Aug 2026

Rotatory Machine Fault Detection Using CNNs on Spectrogram Signal Data

Rotary machines are vital in industrial and electrical systems, and prompt defect detection is crucial to prevent operational failures and financial losses. This article presents a framework using a Convolutional Neural Network (CNN) for defect detection via spectrogram images derived from simulated voltage, current, and load signals of rotary machines. The dataset, generated using MATLAB simulations and accessible on Kaggle, comprises spectrograms depicting normal operation and three fault conditions: $10 \Omega, 30 \Omega$, and $60 \Omega$. The CNN model proficiently extracts time-frequency characteristics from the spectrograms, attaining an overall classification accuracy of 96.3%, with precision, recall, and F1-scores continuously above 95% across all fault categories. The findings illustrate the model’s capacity to identify nuanced differences in machine behavior resulting from varying fault resistances. In contrast to traditional vibration- and signal-based techniques, the proposed method offers a resilient, non-invasive, and automated alternative for monitoring the state of rotary machines, facilitating predictive maintenance and mitigating the risk of unforeseen breakdowns. This research highlights the efficacy of integrating deep learning with spectrogram analysis for precise industrial problem identification.

R. Vizhi, V. Karthikeyani, L. Sundari et al. · 0 citations

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