Fernando
Fernando

Reputation: 7905

R xgboost package parameters relation

After reading the docs, it's not 100% clear to me the difference and the relation between the parameters eval_metric, maximize e feval.

For example, while doing linear regression, i'm setting eval_metric to a custom kappa function, then maximize = TRUE. What's the difference between eval_metric and feval?

Thanks!

Upvotes: 1

Views: 178

Answers (1)

Fernando
Fernando

Reputation: 7905

So, to answer my own question: feval and eval_metric are the same thing. The same applies to obj and objective. It's all on github repo: https://github.com/dmlc/xgboost.

Upvotes: 1

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