RGB2GRAY {RgoogleMaps} | R Documentation |
This function translates the rgb values of the array myTile into a scalar matrix with just one gray value per pixel.
RGB2GRAY(myTile)
myTile |
rgb image matrix, usually array with 3 dimensions |
Gray scale intensity defined as 0.30R + 0.59G + 0.11B
gray scale image matrix
Markus Loecher