exportPattern("^[[:alpha:]]+")
import(e1071, bigmemory, plyr)

importFrom("grDevices", "dev.off", "pdf")
    importFrom("graphics", "barplot", "hist", "par")
    importFrom("stats", "ecdf", "var")
    importFrom("utils", "read.table", "setTxtProgressBar",
               "txtProgressBar", "write.table")
