132
Table 6.1 (continued)
Modified simple ratio
MSR
Leaf area index; fraction of
photo synthetically active
radiation
((R800/R678)
−1)/
(Sqr((R800/ R670) + 1))
((B4 /B3)
−1)/
(Sqr((B4 /
B3) + 1))
Chen (1996)
Modified simple ratio
705 MSR
705
Chlorophyll
(R750 − R445)/(R705
− R445)
(B4
− B1)/
(B4 + B1)
Sims and Gamon (2002)
Normalized difference
index
NDI
Chlorophyll
(R750
− R705)/
R750 + R705
(B4 − B3)/
(B4 − B3)
Gitelson and Merzlyak (1994)
Normalized difference
water index
NDWI
Canopy water content
(R860
− R1240)/(R860
− R1240)
(B4 − B5)/
(B4 − B5)
Gao (1996)
Modified triangular
vegetation index
MTVI
Leaf area index
1.2
∗ ((1.2
∗ (R800
− R550))
− (2.5
∗ (R670−R550)))
1.2
∗((1.2
∗(B4 − B2)) − (2.5
∗(B3-B2)))
Haboudane et al. (2004)
Normalized pigments
chlorophyll ratio index
NPCI
Chlorophyll; general stress
(R680
− R430)/
(R680 + R430)
(B3 – B1)/
(B3 + B1)
Penuelas et al. (1994)
Normalized phae
ophytinization index
NPQI
Chlorophyll; general stress
(R415
− R435)/
(R415 + R435)
X
Barnes (1992)
Photochemical
reflectance index
PRI
Xanthophyll cycle activity
(R531
− R570)/
(R531 + R570)
X
Gamon et al. (1997); Rahman
et al. (2001)
Pigment-specific
normalized difference
PSND
Chlorophyll
b
(R680
− R635)/
(R800 + R635)
(B4
− B3)/
(B4 + B3)
Blackburn (1998, 1999)
Plant senescence
reflectance index
PSRI
Xanthophyll cycle activity
(R680
− R500))/R750
Merzlyak et al. (1999)
Pigment specific simple
ratio
PSSR
Chlorophyll
R800/R635
B4/B3
Blackburn (1998, 1999)
Narrowband indices
Narrowband
indices
Associated vegetation
characteristics
Index formula narrowband
formula broadband
approximation
Landsat 7 ETM
approximation
Reference
J. Pontius et al.