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Table 3 Parameters of PROSPECT and SAIL

From: Method for accurate multi-growth-stage estimation of fractional vegetation cover using unmanned aerial vehicle remote sensing

Models

Parameter

Symbol

Value or ranges

Units

PROSPECT

Leaf structure index

N

1.5

Chlorophyll a + b content

Cab

5:5:50

μg/cm2

Carotenoid content

Car

0

μg/cm2

Brown pigments

Cbrown

0

Equivalent water thickness

Cw

0.02

cm

Dry matter content

Cm

0.01

g/cm2

SAIL

Leaf area index

LAI

0.01, 0.5, 1, 1.5,

2, 3, 4, 6, 10

m2/m2

Hot spot effect

hspot

0.5

Average leaf inclination angle

ALIA

45

 

Solar zenith angle

tts

20

 

Observer zenith angle

tto

0

 

Soil moisture factor

psoil

0.5

Azimuth

psi

90

 
  1. – represents dimension-less variable