Sara Hofmann – Freelance Engineer & Consultant
CV

Knowledge from practice and study

Insights

Source-based technical articles on industrial machine vision, OpenCV, knowledge graphs and understandable engineering knowledge.

The English section contains full translations of the current technical articles. The German archive also contains five earlier articles.

Validate engineering knowledge graphs with SHACL and Python

Comparing Otsu, adaptive and fixed thresholds with Python
Industrial camera facing a checkerboard with detected corners and a corrected image grid

OpenCV camera calibration with Python: practical guide
Industrial machine vision connecting a camera, inspection part, algorithm and validation

Knowledge graphs in industrial machine vision