Pneumonia detection using modified VGG 19 net architecture: application of deep convolutional neural network

Pneumonia is a somewhat common condition that may be brought on by a variety of micro-organisms, including bacteria, viruses, and fungus. The use of a deep convolutional neural network fed with X-ray images to detect lung pneumonia has been proposed. Collecting data, enhancing images, performing an adaptive and precise ROI evaluation, extracting features, and diagnosing diseases are all part of the framework's scope. The suggested deep CNN models were trained using 12,000 pictures from the Pneumonia chest X-ray Dataset, which contained both infected and uninfected chest X-rays. The publicly available new CNN models were trained, and the results were compared with ensemble approach. On the validation set, the suggested technique demonstrated its superiority with an AUC of 95.21 and a sensitivity of 97.76. The proposed technique had a 90.71% success rate in properly identifying images of a patient's chest as normal, viral pneumonia, or bacterial pneumonia.

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Publication Details

Journal
International Journal of Medical Engineering and Informatics
Published
2025-12-20
DOI
https://doi.org/10.1504/ijmei.2026.150644
Primary Topic
COVID-19 diagnosis using AI
Type
article
Field-Weighted Citation Impact
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article

Pneumonia detection using modified VGG 19 net architecture: application of deep convolutional neural network

K. Sivakumar, Lourdu Jennifer J.R., Chandrasekaran Sivakumaran, P. Vinitha Baby
International Journal of Medical Engineering and Informatics
COVID-19 diagnosis using AI
article

Pneumonia detection using modified VGG 19 net architecture: application of deep convolutional neural network

K. Sivakumar, Lourdu Jennifer J.R., Chandrasekaran Sivakumaran, P. Vinitha Baby
article en

Abstract

Pneumonia is a somewhat common condition that may be brought on by a variety of micro-organisms, including bacteria, viruses, and fungus. The use of a deep convolutional neural network fed with X-ray images to detect lung pneumonia has been proposed. Collecting data, enhancing images, performing an adaptive and precise ROI evaluation, extracting features, and diagnosing diseases are all part of the framework's scope. The suggested deep CNN models were trained using 12,000 pictures from the Pneumonia chest X-ray Dataset, which contained both infected and uninfected chest X-rays. The publicly available new CNN models were trained, and the results were compared with ensemble approach. On the validation set, the suggested technique demonstrated its superiority with an AUC of 95.21 and a sensitivity of 97.76. The proposed technique had a 90.71% success rate in properly identifying images of a patient's chest as normal, viral pneumonia, or bacterial pneumonia.

International Journal of Medical Engineering and InformaticsVol. 18(1)
Vel Tech Rangarajan Dr. Sagunthala R&D Institute of Science and Technology (IN), GS Engineering (United States) (US), Optimal Solutions (United States) (US), National Institute of Technology Meghalaya (IN), HCL Technologies (India) (IN)
Good health and well-being
Openalex Percentile: Top 32%
COVID-19 diagnosis using AI
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Pneumonia detection using modified VGG 19 net architecture: application of deep convolutional neural network — K. Sivakumar, Lourdu Jennifer J.R., et al. · International Journal of Medical Engineering and Informatics (2025) | TGRS Research Map | TGRS