validatr 0.2.0

Release notes: validatr 0.2.0

Improvements

• Functions and arguments simplified.
• Generic methods added for validatr object.
• Folds only store data row index instead of entire data frames thereby reducing memory usage.
• Changed autoplot type from violin to density.
• Incomplete folds now removed from time-series cross-validation.

Fixes

• Classification measures fixed (but wouldn't hurt to have somebody else double check...). Binary and multi-class supported.
• Time-series cross-validation works correctly with numeric, date and POSIX data types.
• autoplot no longer causes conflict if ggplot2 loaded.

Initial release

Includes functionality for

• k-fold cross validation
• fitting and predicting with regression models
• assessing accuracy of regression models