Multivariate Statistics 지구물리정보처리및실습 2004년 1학기 3월 24일 수요일 11시 Multivariate Statistics
You have three-band images. Your tasks are to: 1) make histogram of each band, 2) find mean, variance and standard deviation of each band, 3) calculate covariance matrix of three bands, and 4) calculate correlation matrix of three bands.
Multispectral Satellite Image 5 3 1 7 2 4 6 4 2 1 5 6 3 7 5 3 2 7 4 6 1 DN range = [0, 7], nrow=10, ncol=10, nband=3, N=100
Histogram – Band 1
Histogram – Band 2
Histogram – Band 3
Mean, Variance, STD Mean
Covariance Matrix c11 c12 c13 c21 c22 c23 c31 c32 c33
Correlation Matrix ρ11 ρ12 ρ13 ρ21 ρ22 ρ23 ρ31 ρ32 ρ33