labels: A list, or vector if simplify is TRUE,
of all values and the observations they're found in, according
to the value of select
Arguments
object
A LogMap object
values
A vector of values to find observations for
select
Observation selection method; choose from:
“first”: the first observation the value is found in
“last”: the last observation the value is found in
“common”: the first most-common observation the value
is found in; most-common is determined by the observation that contains
the most of the values requested