makeRules: no visible global function definition for 'sd'
makeRules: no visible global function definition for 'rnorm'
nodeHarvest: no visible global function definition for 'capture.output'
nodeHarvest: no visible global function definition for 'lm'
nodeHarvest: no visible global function definition for 'coef'
plot.nodeHarvest: no visible global function definition for 'rgb'
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.
makeRules: no visible global function definition for ‘sd’
makeRules: no visible global function definition for ‘rnorm’
nodeHarvest: no visible global function definition for ‘capture.output’
nodeHarvest: no visible global function definition for ‘lm’
nodeHarvest: no visible global function definition for ‘coef’
plot.nodeHarvest: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.
makeRules: no visible global function definition for ‘sd’
makeRules: no visible global function definition for ‘rnorm’
nodeHarvest: no visible global function definition for ‘capture.output’
nodeHarvest: no visible global function definition for ‘lm’
nodeHarvest: no visible global function definition for ‘coef’
plot.nodeHarvest: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.
makeRules: no visible global function definition for ‘sd’
makeRules: no visible global function definition for ‘rnorm’
nodeHarvest: no visible global function definition for ‘capture.output’
nodeHarvest: no visible global function definition for ‘lm’
nodeHarvest: no visible global function definition for ‘coef’
plot.nodeHarvest: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.
makeRules: no visible global function definition for 'sd'
makeRules: no visible global function definition for 'rnorm'
nodeHarvest: no visible global function definition for 'capture.output'
nodeHarvest: no visible global function definition for 'lm'
nodeHarvest: no visible global function definition for 'coef'
plot.nodeHarvest: no visible global function definition for 'rgb'
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.
makeRules: no visible global function definition for ‘sd’
makeRules: no visible global function definition for ‘rnorm’
nodeHarvest: no visible global function definition for ‘capture.output’
nodeHarvest: no visible global function definition for ‘lm’
nodeHarvest: no visible global function definition for ‘coef’
plot.nodeHarvest: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.
makeRules: no visible global function definition for ‘sd’
makeRules: no visible global function definition for ‘rnorm’
nodeHarvest: no visible global function definition for ‘capture.output’
nodeHarvest: no visible global function definition for ‘lm’
nodeHarvest: no visible global function definition for ‘coef’
plot.nodeHarvest: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.
makeRules: no visible global function definition for ‘sd’
makeRules: no visible global function definition for ‘rnorm’
nodeHarvest: no visible global function definition for ‘capture.output’
nodeHarvest: no visible global function definition for ‘lm’
nodeHarvest: no visible global function definition for ‘coef’
plot.nodeHarvest: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.
makeRules: no visible global function definition for ‘sd’
makeRules: no visible global function definition for ‘rnorm’
nodeHarvest: no visible global function definition for ‘capture.output’
nodeHarvest: no visible global function definition for ‘lm’
nodeHarvest: no visible global function definition for ‘coef’
plot.nodeHarvest: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.
makeRules: no visible global function definition for 'sd'
makeRules: no visible global function definition for 'rnorm'
nodeHarvest: no visible global function definition for 'capture.output'
nodeHarvest: no visible global function definition for 'lm'
nodeHarvest: no visible global function definition for 'coef'
plot.nodeHarvest: no visible global function definition for 'rgb'
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.
makeRules: no visible global function definition for ‘sd’
makeRules: no visible global function definition for ‘rnorm’
nodeHarvest: no visible global function definition for ‘capture.output’
nodeHarvest: no visible global function definition for ‘lm’
nodeHarvest: no visible global function definition for ‘coef’
plot.nodeHarvest: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.
makeRules: no visible global function definition for ‘sd’
makeRules: no visible global function definition for ‘rnorm’
nodeHarvest: no visible global function definition for ‘capture.output’
nodeHarvest: no visible global function definition for ‘lm’
nodeHarvest: no visible global function definition for ‘coef’
plot.nodeHarvest: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.
makeRules: no visible global function definition for 'sd'
makeRules: no visible global function definition for 'rnorm'
nodeHarvest: no visible global function definition for 'capture.output'
nodeHarvest: no visible global function definition for 'lm'
nodeHarvest: no visible global function definition for 'coef'
plot.nodeHarvest: no visible global function definition for 'rgb'
Undefined global functions or variables:
  capture.output coef lm rgb rnorm sd
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "coef", "lm", "rnorm", "sd")
  importFrom("utils", "capture.output")
to your NAMESPACE file.