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Chest X-ray Pneumonia & Heart Analysis

This project applies state-of-the-art deep learning techniques to automate detection of pneumonia and quantitative assessment of cardiomegaly from chest X-rays:

Architectures Evaluated

  • Baseline CNN
  • Enhanced/custom CNN
  • VGG-15 (pretrained)
  • ResNet-142 (pretrained)

Heatmap Generation

  • Leveraged Grad-CAM (tf-explain) to produce class activation maps
  • Pinpointed regions of lung consolidation (pneumonia)
  • Highlighted cardiac silhouette for heart size measurement

Data Curation & Augmentation

  • Combined 512 GB Stanford Chest X-ray collection with 42 GB Kaggle dataset
  • Automated augmentation (rotations, flips, intensity shifts)
  • Filtered to yield a balanced 2.8 GB training corpus

Results & Deployment

  • Enhanced CNN achieved R² score of 96% on held-out data
  • Packaged as an interactive Streamlit web app for on-demand image upload, inference, and heatmap visualization
  • Methodology formalized in a published concept paper

End-to-End Pipeline

This pipeline—from raw DICOM ingestion through model inference to web-based visualization—demonstrates both high diagnostic accuracy and practical usability for clinical decision support.

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"This end-to-end solution provides clinicians with rapid, interpretable, and highly accurate diagnostic support for pneumonia and heart size assessment from chest X-rays."
Amogh Varsh Raju

Amogh Varsh Raju

Project Lead