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Updated: Nov 7, 2025

Lung CT Segmentation to Identify Consolidations and Ground Glass Areas for Quantitative Assesment of SARS-CoV Pneumonia
Published on: December 19, 2020
COVID-CT-MD, COVID-19 computed tomography scan dataset applicable in machine learning and deep learning
Parnian Afshar1, Shahin Heidarian2, Nastaran Enshaei1
1Concordia Institute for Information Systems Engineering (CIISE), Concordia University, Montreal, Canada.
A new dataset, COVID-CT-MD, offers detailed Computed Tomography (CT) scan labels for COVID-19, healthy, and Community Acquired Pneumonia (CAP) cases. This resource aids in developing advanced Machine Learning (ML) solutions for improved disease diagnosis.
Area of Science:
- Medical Imaging
- Artificial Intelligence in Medicine
- Infectious Diseases
Background:
- The COVID-19 pandemic has severely impacted global health systems.
- Current diagnostic methods like RT-PCR have limitations in speed and sensitivity.
- Computed Tomography (CT) offers higher sensitivity for diagnosing COVID-19 compared to Chest Radiography (CXR).
Purpose of the Study:
- To introduce the COVID-CT-MD, a novel dataset for COVID-19 research.
- To provide a comprehensive dataset including COVID-19, healthy, and Community Acquired Pneumonia (CAP) cases.
- To facilitate the development of advanced Machine Learning (ML) and Deep Neural Network (DNN) models for COVID-19 diagnosis.
Main Methods:
- Creation of the COVID-CT-MD dataset comprising CT scans.
- Inclusion of diverse patient groups: COVID-19 positive, healthy, and CAP.
- Annotation of the dataset at lobe-level, slice-level, and patient-level.
Main Results:
- The COVID-CT-MD dataset is now available for research purposes.
- The dataset includes detailed labels crucial for training ML/DNN models.
- It offers a valuable resource for comparative studies of respiratory diseases.
Conclusions:
- The COVID-CT-MD dataset is a significant contribution to COVID-19 diagnostic research.
- It has the potential to accelerate the development of AI-driven diagnostic tools.
- This dataset can aid in differentiating COVID-19 from other pulmonary conditions like CAP.
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