Dear all, I am working with radfit() function in vegan with a df which contains a big amount of zeros. When is not zero, I have numbers with comma, which represent proportions. I am using the family Gamma. I got negative values for some models. Below an example of the output:
Null Preemption Lognormal Zipf Mandelbrot 37 694.8004 -413.17581 -565.23622 492.945299 -482.93299 38 415.2763 -340.93024 -363.86510 469.338760 -379.28155 39 1221.0254 -310.94620 -1490.60959 1131.261212 -342.56346 40 1448.9174 -328.61790 -794.12383 761.840479 -439.40301 41 1007.8350 -376.34689 -493.21855 455.072273 -486.60574 Someone can explain if is a problema to get this negative values? Thanks for your help, Manoeli -- Manoeli Lupatini Eng. Agrônoma Ms. em Ciência do Solo, Doutoranda em Ciência do Solo Programa de Pós-graduação em Ciência do Solo Departamento de Solos, UFSM, Santa Maria (55)81262295 [[alternative HTML version deleted]] _______________________________________________ R-sig-ecology mailing list R-sig-ecology@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-ecology