A mathematical morphology-based multi-level filter of LiDAR data for generating DTMs.
Dong ChenLiqiang ZhangZhen WangHao DengPublished in: Sci. China Inf. Sci. (2013)
Keyphrases
- mathematical morphology
- lidar data
- linear filtering
- morphological filters
- binary images
- morphological operators
- image analysis
- gray scale
- image processing
- noise elimination
- image and signal processing
- urban environments
- point cloud
- high resolution
- adaptive neighborhood
- hyperspectral imagery
- urban areas
- morphological image processing
- edge detection
- structuring elements
- multiscale
- median filter
- watershed segmentation
- watershed transform
- partial differential equations
- image restoration
- object recognition
- computer vision