aes_color               aes_color
aes_som                 aes_som
ggsom                   ggsom plots
ggsom_line              ggsom_line
ggsom_rect              Cluster plot using geom rect with color
ggsom_ribbon            ggsom_ribbon
is.cluster              Check if the parameter has a cluster column
is.kohonen              Check if the object is inherits of kohonen
sum_unit_class          sum_unit_class
