i think you should use lda_res <- lda(over_win ~ t1_scrd_a + t1_alwd_a, data=train, CV=F)
loo should be disabled for predicting purpose. On 11/10/06, Larry White <[EMAIL PROTECTED]> wrote: > I'm trying to classify some observations using lda and I'm getting a > strange error. I loaded the MASS package and created a model like so: > > >train <- mod1[mod1$rand < 1.7,] > >classify <- mod1[mod1$rand >= 1.7,] > >lda_res <- lda(over_win ~ t1_scrd_a + t1_alwd_a, data=train, CV=TRUE) > > That works, and all is well until I try to do a prediction for the holdouts: > > >lda_pred <- predict(lda_res, classify)$class > Error in predict(lda_res, classify) : no applicable method for "predict" > > If I try predict.lda specifically I get > > lda_pred <- predict.lda(lda_res, classify)$class > Error: could not find function "predict.lda" > > predict.lda > Error: object "predict.lda" not found > but i can get help for it by typing help(predict.lda), which says it's > in the MASS package. > > If somebody could point out what I'm doing wrong I'd be grateful. > thanks > > ______________________________________________ > [email protected] mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- Weiwei Shi, Ph.D Research Scientist GeneGO, Inc. "Did you always know?" "No, I did not. But I believed..." ---Matrix III ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
