Mapping Thermokarst Lakes on the Qinghai-Tibet Plateau Using Nonlocal Active Contours in Chinese GaoFen-2 Multispectral Imagery.
Bangsen TianZhen LiMeimei ZhangLei HuangYubao QiuZhixian LiPanpan TangPublished in: IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. (2017)
Keyphrases
- multispectral
- active contours
- image data
- remote sensing data
- satellite images
- satellite data
- remote sensing
- object boundaries
- level set
- active contour model
- multispectral images
- image segmentation
- remote sensing images
- hyperspectral data
- hyperspectral
- level set method
- image analysis
- spatial resolution
- multi band
- high resolution
- energy function
- land cover
- image denoising
- segmentation method
- hyperspectral imagery
- curve evolution
- multispectral satellite images
- external force
- energy functional
- gradient vector flow
- force field
- image processing
- computer vision
- image restoration
- geodesic active contours
- hyperspectral images
- shape prior
- lighting conditions
- gray level
- denoising