[R] Shift from rmse to auc in objective function

javed khan j@vedbtk111 @end|ng |rom gm@||@com
Tue Nov 19 12:21:53 CET 2019

I am using genetic algorithm to tune svm parameters and reduce the rmse
value. I used return - svm_model$results$rmse

Now if I have to increase the accuracy, do I just need to remove the
negative sign and write as

return svm_model$results$Accuracy


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