validate.cem {LoopAnalyst} | R Documentation |
Validates a community effect matrix, returning descriptive errors if validation fails and no value otherwise.
validate.cem(CEM)
CEM |
A potential community effect matrix to be tested. |
A community effect matrix is deemed valid if it is a square matrix, with no missing values, where each element has the value NA, -1, 0 or 1.
Alexis Dinno http://www.doyenne.com/LoopAnalyst/
Puccia, C. J. and Levins, R. (1986) Qualitative Modeling of Complex Systems: An Introduction to Loop Analysis and Time Averaging. Cambridge: Harvard University Press.
## assess community effect matrix data(cm.levins) make.cem(cm.levins) -> cem.levins validate.cem(cem.levins)