[R] VGAM - complementary log-log Model

Teck Kiang Tan pingpong.tktan at gmail.com
Tue Oct 4 07:55:50 CEST 2016

While running the vglm() with specification of cumulative(link=cloglog)
with a more complicated model, the following errors appeared. How to go
about solving it?

Error in if ((temp <- sum(wz[, 1:M, drop = FALSE] < wzepsilon)))
warning(paste(temp,  :

  argument is not interpretable as logical

In addition: Warning message:

In Deviance.categorical.data.vgam(mu = mu, y = y, w = w, residuals =
residuals,  :

  fitted values close to 0 or 1



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