/*
Normalized difference chlorophyl index
https://pdfs.semanticscholar.org/2fba/caa14adb43d5bc8d2dd274304f60814d933c.pdf
https://www.sciencedirect.com/science/article/pii/S0380133018301801
https://www.researchgate.net/publication/297718964_Comparison_of_satellite_reflectance_algorithms_for_estimating_chlorophyll-a_in_a_temperate_reservoir_using_coincident_hyperspectral_aircraft_imagery_and_dense_coincident_surface_observations
*///white color represents pixels with no dataif((B05+B04)==0){return[1,1,1]};varval=(B05-B04)/(B05+B04);returncolorBlend(val,[-0.5,0,0.1,0.2,0.3,1],[[0,0,1],[0,0.5,0.5],[1,0.3,0],[1,1,0],[0.2,0.8,0],[0,0.5,0]]);
NDCI is an index that aims to predict the plant chlorophyll content. It is calculated using the red spectral band B04 with the red edge spectral band B05.