search for: stream_dist

Displaying 2 results from an estimated 2 matches for "stream_dist".

2012 Jul 09
3
Package 'MASS' (polr): Error in svd(X) : infinite or missing values in 'x'
...er=T) > > attach(Jdata) > names(Jdata) [1] "POINTID" "Lat_Y_pos" "JVeg5" "Subregion" "Rock_U_Nam" "Rock_Name" "Elevation" "Slope" "Aspect" "Hillshade" "Stream_dist" "Coast_dist" "Coast_SE" [14] "Coast_E" "Wind_310" "TPI" "Landform" > > Global <- polr(JVeg5 ~ Elevation + Lat_Y_pos + Coast_dist + Stream_dist, > data=Jdata) > > summary(Global) Error in svd...
2012 Jul 11
1
Package MuMIn (dredge): Error in ret[, ] <- cbind(x, se, rep(if (is.null(df)) NA_real_ else df, : number of items to replace is not a multiple of replacement length.
...a) ##NNET ##MULTINOMIAL LOGISTIC REGRESSION ##multinom(formula, data, weights, subset, na.action, contrasts = NULL, ##Hess = FALSE, summ = 0, censored = FALSE, ##model = FALSE, ...) ##Full Model ##14 variables model1 <- multinom(JVeg5~Elevation + Lat_Y_pos + Coast_dist + Coast_SE + Coast_E + Stream_dist + Subregion + Rock_Name + Slope + Aspect + Hillshade + Wind_310 + TPI + Landform, data=Jdata, maxit=600) ##with 14 variables, maximum iterations reached without convergence, therefore... ##have added maxit=600 argument, this increases maximum number of iterations ##from 100 to 600 (convergence at...