

Glass(mlbench)                               R Documentation

_G_l_a_s_s _I_d_e_n_t_i_f_i_c_a_t_i_o_n _D_a_t_a_b_a_s_e

_U_s_a_g_e_:

     data(Glass)

_F_o_r_m_a_t_:

     A data frame with 214 observations on 10 variables:

      [,1]      RI       refractive index
      [,2]      Na       Sodium
      [,3]      Mg       Magnesium
      [,4]      Al       Aluminum
      [,5]      Si       Silicon
      [,6]      K        Potassium
      [,7]      Ca       Calcium
      [,8]      Ba       Barium
      [,9]      Fe       Iron
      [,10]     Type     Type of glass (class attribute)

_S_o_u_r_c_e_:

        * Creator: B. German, Central Research Establish-
          ment, Home Office Forensic Science Service, Alder-
          maston, Reading, Berkshire RG7 4PN

        * Donor: Vina Spiehler, Ph.D., DABFT, Diagnostic
          Products Corporation

     These data have been taken from the UCI Repository Of
     Machine Learning Databases at

        * ftp.ics.uci.edu://pub/machine-learning-databases

        * http://www.ics.uci.edu/mlearn/MLRepository.html

     and were converted to R format by
     Friedrich.Leisch@ci.tuwien.ac.at.

