Red Chromatic Index (RCI) also known as Red Chromatic Coordinate (RCC) is a measure of the redness of vegetation. It is calculated from daily averaged RGB (Red, Green, Blue) composites values of digital images captured by PhenoCams.
Abisko Scientific Research Station (2024). Phenocam - Red Chromatic Coordinates (RCC) Composite Image Mean Values from Abisko Scientific Research Station, 2022-06-30–2022-08-18 [Data set]. Swedish Infrastructure for Ecosystem Science (SITES). https://hdl.handle.net/11676.1/8aWym8KNFPWuulDxmS17akcZ
