Triangulation, and How Many Cameras You Actually Need
The multi-view path: DLT in enough detail to implement, how many cameras earn their place, and three lessons about evaluating a solver whose truth you cannot see.
Biomechanics from Video06
Subject · 3 posts
multi-view
From 26 Keypoints to Clinical Metrics
Two calibrated cameras, DLT triangulation, trajectory filtering, and honest uncertainty intervals: what turns a pose demo into a record a clinician will sign.
Vision in the Real World02
Why 2D Beat 3D on the Angles That Matter
Lifting one camera to 3D sounds strictly better than measuring in the image plane. On sagittal flexion it is worse, and the reason is a free parameter.
Biomechanics from Video03