Efficient Automated Glacier Surface Velocity Measurement From Repeat Images Using Multi-Image/Multichip and Null Exclusion Feature Tracking.
Yushin AhnIan M. HowatPublished in: IEEE Trans. Geosci. Remote. Sens. (2011)
Keyphrases
- input image
- image data
- image features
- feature tracking
- image brightness
- image retrieval
- image analysis
- feature matching
- region of interest
- optical flow
- feature points
- image matching
- edge detection
- satellite images
- three dimensional
- keypoints
- image alignment
- single image
- aerial images
- image content
- object recognition
- moving observer
- multiple images
- multiscale
- digital elevation models
- sift descriptors
- video images
- feature vectors
- vector field
- multiple objects
- feature detection
- structure from motion
- multi frame
- velocity field
- scale space
- image segmentation
- image sequences
- image registration
- ground plane
- geometric constraints
- high resolution