search for: hess1

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2006 Nov 14
2
gam() question
Hi everyone, I am fitting a bivariate smoothing model by using gam. But I got an error message like this: "Error in eigen(hess1, symmetric = TRUE) : 0 x 0 matrix" If anyone know how to figure it out, pleaselet me know. Thanks very much. [[alternative HTML version deleted]]
2008 Jan 08
3
GAM, GLM, Logit, infinite or missing values in 'x'
...git outbinary ~ s(a_norm_total2) + s(prop) + s(prop, by = a_norm_total2) + igoprop + gpconc + ter + open + igototal + cinc.nmc + demsOnumstat + diversity + cincOter + polity2 GAM error message: avt.2glogit<-gam(form.glogit, data=dataS, na.action=na.omit,family=binomial) Error in eigen(hess1, symmetric = TRUE) : infinite or missing values in 'x' Calls: gam -> gam.outer -> newton -> eigen GLM warnings: There were 29 warnings (use warnings() to see them) > warnings() Warning messages: 1: In glm.fit(x = X, y = Y, weights = weights, start = start, ... : fitted p...