Displaying 2 results from an estimated 2 matches for "tapplymat1".
2012 Oct 23
1
Testing proportional odds assumption in R
...ted.
However, running this procedure in my dataset with 5 predictors (3
dichotomous, 2 z-standardized metric) and an ordinal dependent variable
(0,1,2,3) in a sample of N=2500 leads to various problems, maybe you can
help me out how to solve these.
Warning messages:
(1) Error in dotC(name = "tapplymat1", mat = as.double(mat),
as.integer(nr), :
NA/NaN/Inf in foreign function call (arg 1
(2) In matrix.power(wz, M = M, power = 0.5, fast = TRUE) :
Some weight matrices have negative eigenvalues. They
will be assigned NAs
(3)
In Deviance.categorical.data.vgam(mu = mu, y = y, w = w, residuals...
2007 May 31
0
VGAM package
...ct.lm,
predict.mlm
The following object(s) are masked from package:base :
scale.default
> result <- vglm(y ~ phase.vol + pilote + défail.méca + mauv.visib +
piste.cont + vent + tiers,data = dat, family = cumulative(parallel = F))
Erreur dans dotC(name = "tapplymat1", mat = as.double(mat),
as.integer(nr), :
NA/NaN/Inf dans un appel à une fonction externe (argument 1)
De plus : Warning messages:
1: using type="numeric" with a factor response will be ignored in:
model.response(mf, "numeric")
2: production de NaN in: log(x)...