NDVI

From OTBWiki
Revision as of 18:27, 19 November 2010 by WikiSysop (Talk | contribs) (Reverted edits by Ulofyvy (Talk); changed back to last version by Herbreteau)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search

NDVI (Normalized Difference Vegetation Index)


Calculation:

NDVI = (NIR - R) / (NIR + R)


Characteristics:

ratio-based index,
limited range: -1<NDVI<1,
sensitive to atmospheric noise


References:

Rouse J.W., Haas R.H., Schell J.A., Deering D.W., 1973. Monitoring vegetation systems in the great plains with ERTS. Third ERTS Symposium, NASA SP-351. 1:309-317
Tucker C.J., 1979. Red and photographic infrared linear combinations for monitoring vegetation. Remote Sens Environ 8:127-150