export(nca, nca_analysis, nca_output,
       ceilings, line.colors, line.types, line.width, point.type)
S3method(plot, nca_result)
S3method(print, nca_result)
S3method(summary, nca_result)
import(gplots)
import(quantreg)
importFrom("KernSmooth", dpik)
importFrom("sfa", sfa)
importFrom("utils", "packageDescription")
importFrom("graphics", "abline", "legend", "par", "plot", "strwidth", "title")
importFrom("grDevices", "dev.new", "dev.off", "pdf")
importFrom("stats", "coef", "complete.cases", "ecdf", "lm", "quantile")
importFrom("utils", "tail", "head")
importFrom("graphics", "clip", "lines")