jittermap: Jitter marker positions in a genetic map
Description
Jitter the marker positions in a genetic map so that no two markers
are on top of each other.
Usage
jittermap(object, amount=1e-6)
Arguments
object
Either a cross (an object of class cross; see
read.cross for details) or a map (an object of
class map; see pull.map for
amount
The amount by which markers should be moved.
Value
Either the input cross object or the input map, but with marker
positions slightly jittered. If the input was a cross, the function
clean is run to strip off any intermediate
calculations.