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Non-Invasive Technique-Based Novel Corona(COVID-19) Virus Detection Using CNN
N R Raajan1, V S Ramya Lakshmi1, Natarajan Prabaharan1
1Present Address: School of EEE, SASTRA Deemed University, Thanjavur, Tamil nadu India.
Summary
This study introduces a rapid and sensitive CT scan method using ResNet Convolution Neural Network for diagnosing COVID-19. The approach achieved 100% sensitivity and 95.09% accuracy in identifying coronavirus-affected patients.
Area of Science:
- Medical Imaging
- Artificial Intelligence
- Infectious Diseases
Background:
- The emergence of SARS-CoV-2 in late 2019 highlighted gaps in understanding its epidemiology, impacting disease control.
- Accurate and rapid diagnostic tools are crucial for effective monitoring and management of novel respiratory syndromes.
Purpose of the Study:
- To develop a high-speed, accurate, and sensitive CT scan approach for diagnosing COVID-19.
- To leverage deep learning for automated analysis of CT images in identifying coronavirus infection.
Main Methods:
- Utilized the ResNet architecture, a type of Convolution Neural Network (CNN), for image analysis.
- Trained the CNN model on CT scan images to detect characteristic patterns of COVID-19, such as peripheral lung shadows and interstitial shifts.
- Validated the model's performance on a sample dataset of CT images.
Main Results:
- The proposed method achieved a diagnostic accuracy of 95.09% and a specificity of 81.89%.
- Demonstrated a sensitivity of 100% in correctly identifying COVID-19 positive patients within the tested dataset.
- The system effectively classified COVID-19 positive cases based solely on CT image analysis.
Conclusions:
- The ResNet-based CNN approach offers a promising, highly sensitive tool for rapid COVID-19 diagnosis using CT scans.
- This method can accurately classify patients with COVID-19, aiding in timely clinical decisions and public health responses.
- Further validation without external data factors like location or population density shows the model's focused diagnostic capability.

