Maintainer: ‘Hui Xu <huix@schoolph.umass.edu>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Hui",
                      family = "Xu",
                      role = c("aut", "cre"),
                      email = "huix@schoolph.umass.edu"),
               person(given = "Raji",
                      family = "Balasubramanian",
                      role = "aut"))
as necessary.
Maintainer: ‘Hui Xu <huix@schoolph.umass.edu>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Hui",
                      family = "Xu",
                      role = c("aut", "cre"),
                      email = "huix@schoolph.umass.edu"),
               person(given = "Raji",
                      family = "Balasubramanian",
                      role = "aut"))
as necessary.