arXiv Computer Vision By Ming Ren Hou, Tianyi Huang

One-Slide Calibration of Pathology Foundation Models

Read the original on arXiv Computer Vision →

The paper introduces SlideRuler, a method that uses internal controls within a pathology slide to estimate and correct scanner‑induced shifts in tissue representation. By learning a transfer map from paired rescans, SlideRuler can calibrate a frozen foundation model from a single scan, reducing embedding distance by 16.3‑38.5% across two encoders and five SCORPION scanners. A source‑anchored variant further reduces source‑feature displacement while preserving most alignment gains, demonstrating consistent calibration across imaging systems.

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