motionbert

Track Analyzer is the first mobile app providing high-level motion analysis for athletics balancing accuracy, speed, accessibility and portability. By using pose estimation AI models, the system provides immediate and accurate feedback on technical gestures without expensive hardware.

Automated REBA ergonomic risk scoring from images and videos using custom 18-keypoint pose estimation (HRNet-W32 + MotionBERT). Includes the full pipeline: model training, video frame sampling, crowdsourced annotation tooling, SME verification, expert shot curation, and score visualization.