load(system.file("extdata", "move.RData", package="move"), .GlobalEnv)
getVolumeUD(leroydbbmm) #for a single object
getVolumeUD(dbbmmstack)
getVolumeUD(leroydbbmm, leroydbbmm, leroydbbmm) #for several objects
plot(getVolumeUD(leroydbbmm))Run the code above in your browser using DataLab