Description Usage Arguments Value Author(s) See Also
Given a collection of predator and prey isotopic measurements, produce the average discrimination factors between the two sets of measurements.
1 | shift.mean(predator.frame, prey.frame)
|
predator.frame |
A data frame containing isotopic measurements from the predator species. |
prey.frame |
A data frame containing isotopic measurements from a collection of prey species. |
A vector containing the average discrimination factors between the predator and prey sets, or an empty vector otherwise.
Robert Robere
isotopesolve
, estimate.shiftvec
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