Package check result: NOTE

Check: examples, Result: NOTE
  Examples with CPU time > 2.5 times elapsed time
            user system elapsed  ratio
  choosem 35.448  0.098   1.692 21.008
  fastnmf  9.945  0.011   3.050  3.264

Check: re-building of vignette outputs, Result: NOTE
  Re-building vignettes had CPU time 3 times elapsed time