Displaying 1 result from an estimated 1 matches for "pmatorg".
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mator
2007 Jun 16
1
GLM dist Gamma-links identity and inverse
...s ("no valid set of coefficients: please supply starting values") or warnings ("NaNs produced in log(x)") when I use the links identity or inverse, but I don´t get them if I use the log link.
For example:
> summary(step(glm(formula=acin.x~Canais+Hetero+Indrel+Penetra+Ph2o+Pmatorg+Vasa+Aguasup+Prof+Conchdisp+Conchaglom+Ostdisp+Ostaglom+
Rugos+distcanais+distcosta+distsalina+disturbano+distsapal+cota,family=Gamma(link="inverse"))))Start: AIC=9.18acin.x ~ Canais + Hetero + Indrel + Penetra + Ph2o + Pmatorg + Vasa + Aguasup + Prof + Conchdisp + Conchaglom + Ostdi...