Global Vegetation Map 3

12.3Global Vegetation Map NOAA AVHRR .AVHRR 1(:ch1), (:ch2) NDVI(Normalized Difference Vegetation Index) .NDVI= CH2-CH1/CH2+CH1AVHRR IFOV 1.1Km, 2 . NOAA() NDVI AVHRR GVI(Global Vegetation Index) .

NOAA- (National Oceanic and Atmospheric Administration )- 1807- - - , - , ,

. 1 12 NDVI .

: , . .

NDVI- NDVI (Normalized Difference Vegetation Index) 20 NOAA NDVI data , . (bio mass) (greenness) .

NDVI-

NDVI= NIRTM4-REDTM3/NIRTM4+REDTM3 (-1

NDVI-NDVI 1 , , , , NDVI . NDVI 0 . 0.1~0.6 .

IndexRatio Vegetation Index(RVI)Soil-Adjusted Vegetation Index(SAVI)Transformed Vegetation Index(TVI)Perpendicular Vegetation Index(PVI)Tasseled Cap Transform

1987

1999 3 20 () () NDVI

,

RGB

NDVI

http://blog.naver.com/rsmaster/100002704753

Text books on remote sensing and GIS

http://krsc.kigam.re.kr/example/index5_7.asp

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