| fitstats {AHMbook} | R Documentation |
Functions to return fit statistics
Description
fitstats produces sum of squared errors, Chi-squared statistic and Freeman-Tukey statistic used in parboot GOF tests throughout the book, starting with AHM1 - 7.5.4. fitstats2 produces the above, plus corresponding statistics based on total detection frequency across replicate surveys; see AHM1 - 7.9.3.
Usage
fitstats(fm)
fitstats2(fm)
Arguments
fm |
A fitted model object as returned by unmarked. |
Value
For fitstats, a named vector of length 3 with sum of squared errors (SSE), Chi-squared statistic (Chisq) and Freeman-Tukey (freemanTukey).
For fitstats2, a named vector of length 6 with the same information plus corresponding statistics based on numbers(SSE.n), (Chisq.n) and (freemanTukey.n).
Author(s)
Marc Kéry & Andy Royle
References
Kéry & Royle (2016) Applied Hierarchical Modeling in Ecology AHM1 - 7.5.4 and 7.9.3.