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Journal of Remote Sensing
/
2021
/
Article
/
Tab 1
Research Article
Shearlet-Based Structure-Aware Filtering for Hyperspectral and LiDAR Data Classification
Table 1
Definitions of the mathematical symbols used in the paper.
Symbol
Meaning
,
,
Raw HSIs, KPCA-reduced HSIs, and LiDAR
,
Spatial dimension of HSIs and LiDAR
,
Spectral and KPCA-reserved dimension of HSIs
,
Texture and area features of HSIs
,
Texture and area features of LiDAR
,
,
The spectral, texture, and area distance
,
Regional dissimilarity and merging cost
Initial oversegmentation map
Final merging map
,
Distance map and scale map
Structure-aware filters
,
Classification feature and classification map