a dataframe with the following header, containing definitions of parameters to plot or to save by v, readbin and writebin:
- param
character string indicating the keyword of a parameter.
- a,b,c
value for parameter parameter data conversion from/to byte data. (See param_convert and param_unconvert)
- log
whether a logarithmic formula should be applied for data conversion (0 for FALSE
and 1 for TRUE
; See param_convert and param_unconvert).
- name
character string indicating the long name of a parameter.
- unit
character string or bgroup statement indicating the parameter unit.
pal1
default color map used by v
calls on parameter related data.
minv, maxv
default minimum and maximum z-value used by v
calls on parameter related data.
min, max
minimum and maximum byte-values to be considered when calculating absolute values.
invalid_data_dc, coast_dc, land_dc & no_data_dc
byte values used to mask invalid data, coast lines, land masses and missing data.