Application
MonoDBH
Monocular DBH estimation from a single RGB image via GroundingDINO, SAM 2, and pinhole projection.
0.953
Mask mAP50
1 RGB frame
Input
GroundingDINOSAM 2Pinhole projectionObject detection
Estimates Diameter at Breast Height from a single monocular RGB image using known camera-to-tree distance. GroundingDINO localises the trunk, SAM 2 produces a pixel mask, and pinhole camera projection converts pixel width into metric DBH without specialised equipment.