Release Notes


Version 5 of random forests contains some modifications and major additions to Version 4. The additions are:

  1. Better replacement of missing values.
  2. Proximities computed rapidly in small memory.
  3. Proximities computed for test sets.
  4. Use of "prototypes" to give understandable data pictures.
  5. The ability to detect interactions between variables.
  6. Two-stage runs where the second run uses only the variables found most important in the first run.
  7. For running new data down a saved forest, Version 5 adds: