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Strabismic imaging for correcting in-plane motion distortion in scanning imaging instruments and rolling shutter
Gastón A Ayubi1, Karteek Kunala1, Bartlomiej Kowalski1
1Byers Eye Institute, Stanford University, Palo Alto, California, United States.
Advanced Photonics
|June 25, 2026
Summary
This study introduces a novel dual-imaging technique to correct rolling shutter distortion in images caused by motion. The method, inspired by strabismus, effectively corrects distortions from in-plane motion, rotation, and scaling.
Area of Science:
- Computer Vision
- Image Processing
- Optics
Background:
- Images from scanning instruments and rolling shutter cameras suffer from motion-induced distortions.
- This rolling shutter effect results from sequential pixel or row capture.
Purpose of the Study:
- To develop and demonstrate a dual-imaging technique for correcting rolling shutter distortion.
- To address distortions caused by in-plane motion, rotation, and scaling.
Main Methods:
- A dual-imaging technique inspired by strabismus (eye misalignment) was employed.
- Distortion estimation formulated as linear equations or an optimization problem.
- Synchronously captured, misaligned image pairs were utilized.
Main Results:
- Successfully demonstrated correction of rolling shutter distortion.
- The method effectively handles in-plane motion, rotation, and scaling changes.
- Validated using strabismic image pairs from specialized camera setups.
Conclusions:
- The proposed dual-imaging technique offers a robust solution for rolling shutter distortion correction.
- The method is adaptable for various motion types, including rotation and scaling.
- This approach has potential applications in fields requiring precise image acquisition.
