for non-standard things in the check directory

Maintainer: ‘Won-Min Song <wonmin1984@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Won-Min",
                      family = "Song",
                      role = c("aut", "cre"),
                      email = "wonmin1984@gmail.com"),
               person(given = "Bin",
                      family = "Zhang",
                      role = "aut"))
as necessary.
Found the following files/directories:
  ‘Data_Correlation.txt’ ‘correlation_FDR_table.txt’
Maintainer: ‘Won-Min Song <wonmin1984@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Won-Min",
                      family = "Song",
                      role = c("aut", "cre"),
                      email = "wonmin1984@gmail.com"),
               person(given = "Bin",
                      family = "Zhang",
                      role = "aut"))
as necessary.
Found the following files/directories:
  ‘Data_Correlation.txt’ ‘correlation_FDR_table.txt’
Found the following files/directories:
  ‘Data_Correlation.txt’ ‘correlation_FDR_table.txt’
Found the following files/directories:
  ‘Data_Correlation.txt’ ‘correlation_FDR_table.txt’
Found the following files/directories:
  ‘Data_Correlation.txt’ ‘correlation_FDR_table.txt’
Found the following files/directories:
  ‘Data_Correlation.txt’ ‘correlation_FDR_table.txt’