AUC.calc: no visible global function definition for 'median'
ROC.graphic.ktsp: no visible global function definition for 'layout'
ROC.graphic.ktsp: no visible global function definition for 'par'
ROC.graphic.ktsp: no visible global function definition for 'axis'
ROC.graphic.ktsp: no visible global function definition for 'abline'
ROC.graphic.ktsp: no visible global function definition for 'points'
ROC.graphic.ktsp: no visible global function definition for 'lines'
ROC.graphic.ktsp: no visible global function definition for 'plot'
ROC.graphic.ktsp: no visible global function definition for 'legend'
ROC.graphic.ktsp: no visible global function definition for 'title'
ROC.offset: no visible global function definition for 'pData'
ROC.offset: no visible global function definition for 'exprs'
ROC.voting: no visible global function definition for 'pData'
ROC.voting: no visible global function definition for 'exprs'
ROC.voting: no visible global function definition for 'predict'
bootstrap.graphic.ktsp: no visible global function definition for
  'layout'
bootstrap.graphic.ktsp: no visible global function definition for 'par'
bootstrap.graphic.ktsp: no visible global function definition for
  'plot'
bootstrap.graphic.ktsp: no visible global function definition for
  'text'
bootstrap.graphic.ktsp: no visible global function definition for
  'points'
bootstrap.graphic.ktsp: no visible global function definition for
  'hist'
bootstrap.graphic.ktsp: no visible global function definition for
  'axis'
bootstrap.ktsp: no visible global function definition for 'exprs'
bootstrap.ktsp: no visible global function definition for
  'featureNames'
bootstrap.ktsp: no visible global function definition for 'pData'
cv: no visible global function definition for 'predict'
cv2: no visible global function definition for 'predict'
kts.pair : <anonymous>: no visible global function definition for
  'median'
ktspcalc: no visible global function definition for 'exprs'
ktspcalc: no visible global function definition for 'featureNames'
ktspcalc: no visible global function definition for 'pData'
ktspcalc2: no visible global function definition for 'exprs'
ktspcalc2: no visible global function definition for 'featureNames'
ktspcalc2: no visible global function definition for 'pData'
ktspcalc2 : <anonymous>: no visible global function definition for
  'median'
ktspcalc2 : <anonymous>: no visible global function definition for
  'na.omit'
ktspplot: no visible global function definition for 'par'
ktspplot: no visible global function definition for 'plot'
ktspplot: no visible global function definition for 'mtext'
ktspplot: no visible global function definition for 'points'
ktspplot: no visible global function definition for 'abline'
predict.ktsp: no visible global function definition for 'featureNames'
predict.ktsp: no visible global function definition for 'exprs'
summary.ktsp: no visible global function definition for 'predict'
Undefined global functions or variables:
  abline axis exprs featureNames hist layout legend lines median mtext
  na.omit pData par plot points predict text title
Consider adding
  importFrom("graphics", "abline", "axis", "hist", "layout", "legend",
             "lines", "mtext", "par", "plot", "points", "text", "title")
  importFrom("stats", "median", "na.omit", "predict")
to your NAMESPACE file.