Information for Sensor and Index

Formula

General Formula ( n ( 1 - 0.25 n ) - RED - 0.125 1 - RED )
Specific Formula ( 2 ( DNB2 - I12 ) + 1.5 DNB + 0.5 I1 DNB + I1 + 0.5 ( 1 - 0.25 2 ( DNB2 - I12 ) + 1.5 DNB + 0.5 I1 DNB + I1 + 0.5 ) - I1 - 0.125 1 - I1 )
Calculated Automatic
Comment

Sensor

Name VIIRS
Full Name Visible/Infrared Imager/Radiometer Suite
Bands 22
Spectrum [nm] 412-13350
Spat.Res. [m] 0-0
Inclination 0
Platform American NPP and NPOESS
Operator USA
Date of Launch 0000-00-00
Comment
Usable for Indices yes
Description

Index

Name Global Environment Monitoring Index
Abbreviation GEMI
Formula ( n ( 1 - 0.25 n ) - RED - 0.125 1 - RED )
Variables n = ( 2 * ( NIR ^2 - RED ^2) + 1.5 * NIR + 0.5 * RED ) / ( NIR + RED + 0.5 )
Expl. of Variables
Wavelengths 640:760,780:1400
Source Original formula
Description Bannari 1996

References

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Visualisation

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Index