gbm

  1. C

    Probability of Predicted Values

    As I am still just learning regression and other advanced statistical analysis techniques, I have run into a question that I need help with. My Boss asked me if it were possible to get a confidence interval on the predicted values that my model came up with. So I am looking for something...
  2. C

    Sample Set size requirement - Boosted Decision Trees (gbm package) Models

    Is there any formal literature or generally accepted "Best Practices" for the sample set size needed to build a Boosted regression trees? I have a client with only 188 records and my only way so far to validate the results is to continuously test different subsample amounts of records and...