Category: Statistics

vtreat Variable Importance

vtreat‘s purpose is to produce pure numeric R data.frames that are ready for supervised predictive modeling (predicting a value from other values). By ready we mean: a purely numeric data...continue reading.

Improving Binning by Bootstrap Bumping

In the post (, a more robust version of monotonic binning based on the isotonic regression was introduced. Nonetheless, due to the loss of granularity, the predictability has been somewhat...continue reading.

Creating List with Iterator

In the post (, it is shown how to grow a list or a list-like queue based upon a dataframe. In the example, the code snippet was heavily relied on...continue reading.

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