The code for apriori and eclat in src/rapriori.c was
obtained from http://www.borgelt.net/ and is Copyright (C)
1996-2003 Christian Borgelt. All other code is Copyright (C)
Michael Hahsler, Christian Buchta, Bettina Gruen and Kurt
Hornik.

Michael Hahsler [aut, cre, cph],
  Christian Buchta [aut, cph],
  Bettina Gruen [aut, cph],
  Kurt Hornik [aut, cph],
  Christian Borgelt [ctb, cph]

S original by Steve Dutky <sdutky@terpalum.umd.edu> initial R
        port and extensions by Martin Maechler; revised and modified
        by Steve Dutky

Functions for bitwise operations on integer vectors.

A rewrite of the graphics layout capabilities, plus some
  support for interaction.

T-Distributed Stochastic Neighbor Embedding for R (t-SNE)

A "pure R" implementation of the t-SNE algorithm.

Linear and Nonlinear Mixed Effects Models

c(person("José", "Pinheiro", role = "aut", comment = "S version"),
             person("Douglas", "Bates", role = "aut", comment = "up to 2007"),
             person("Saikat", "DebRoy", role = "ctb", comment = "up to 2002"),
             person("Deepayan", "Sarkar", role = "ctb", comment = "up to 2005"),
             person("EISPACK authors", role = "ctb", comment = "src/rs.f"),
	     person("Siem", "Heisterkamp", role = "ctb", comment = "Author fixed sigma"),
             person("Bert", "Van Willigen",role = "ctb", comment = "Programmer fixed sigma"),
	     person("R-core", email = "R-core@R-project.org",
                    role = c("aut", "cre")))

Fit and compare Gaussian linear and nonlinear mixed-effects models.

José Pinheiro [aut] (S version),
  Douglas Bates [aut] (up to 2007),
  Saikat DebRoy [ctb] (up to 2002),
  Deepayan Sarkar [ctb] (up to 2005),
  EISPACK authors [ctb] (src/rs.f),
  Siem Heisterkamp [ctb] (Author fixed sigma),
  Bert Van Willigen [ctb] (Programmer fixed sigma),
  R-core [aut, cre]

A database interface definition for communication
    between R and relational database management systems.  All
    classes in this package are virtual and need to be extended by
    the various R/DBMS implementations.