file: landslide.csv
format: 0 means non-landlside grid, 1 means landlside grid
file: elevation.csv
unit: meter
file: slope.csv
unit: degree
file: aspect.csv
unit: degree
file: ndvi.csv
file: distance_to_fault.csv
unit: meter
file: distance_to_road.csv
unit: meter
file: distance_to_river.csv
unit: meter