1. Multivariate Statistics
지구물리정보처리및실습 2004년 1학기 3월 24일 수요일 11시
Multivariate Statistics

2. 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.

3. Multispectral Satellite Image5 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

4. Histogram – Band 1

5. Histogram – Band 2

6. Histogram – Band 3

7. Mean, Variance, STD
Mean

8. Covariance Matrix
c11
c12
c13
c21
c22
c23
c31
c32
c33

9. Correlation Matrix
ρ11
ρ12
ρ13
ρ21
ρ22
ρ23
ρ31
ρ32
ρ33