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Image Comparison Tool
ASecurityCompare images with SSIM similarity scoring, pixel difference highlighting, and side-by-side visualization.
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- Added February 7, 2026
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[](https://www.skillsdirectory.com/skills/dkyazzentwatwa-image-comparison-tool)---
name: image-comparison-tool
description: Compare images with SSIM similarity scoring, pixel difference highlighting, and side-by-side visualization.
---
# Image Comparison Tool
Compare images with similarity scoring and difference visualization.
## Features
- **SSIM Similarity**: Structural similarity index
- **Pixel Differences**: Highlight changed areas
- **Side-by-Side**: Visual comparison layout
- **Diff Heatmap**: Color-coded differences
- **Batch Comparison**: Compare multiple image pairs
- **Threshold Detection**: Find significant changes
## CLI Usage
```bash
python image_comparison.py --image1 before.jpg --image2 after.jpg --output diff.png
```
## Dependencies
- opencv-python>=4.8.0
- scikit-image>=0.21.0
- pillow>=10.0.0
- numpy>=1.24.0
- matplotlib>=3.7.0
Files in this skill
- SKILL.md
- scripts/image_comparison.py
- scripts/requirements.txt
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