Vegetation Radiative Transfer Modelling (Nadine Gobron) - PEER
Vegetation Radiative Transfer Modelling (Nadine Gobron) - PEER
Vegetation Radiative Transfer Modelling (Nadine Gobron) - PEER
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Single collided BRF<br />
The contribution to the bidirectional reflectance factor due to<br />
the first collided intensity is obtained after normalizing the<br />
upward intensity I 1<br />
( z<br />
by the incoming<br />
0,<br />
Ω,<br />
Ω )<br />
↑ 0<br />
directional source of radiation at the top of canopy:<br />
ρ ( z<br />
1<br />
0<br />
, Ω,<br />
Ω<br />
0<br />
)<br />
=<br />
Γ<br />
( Ω → Ω )<br />
μ | μ |<br />
0<br />
0<br />
i<br />
1<br />
⎡ G(<br />
Ω ⎤<br />
0)<br />
⎡ ' G(<br />
Ω<br />
∑λ⎢1<br />
− λ ⎥ ⎢1<br />
− λK<br />
i= K | μ0<br />
|<br />
μ<br />
⎣<br />
⎦<br />
⎣<br />
) ⎤<br />
⎥ ⎦<br />
i<br />
<strong>Gobron</strong>, N et. al. (1997) ‘A semi-discrete model for the scattering of light by vegetation’, Journal of Geophysical<br />
Research, 102, 9431-9446.<br />
50
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