getNumberOfFeatures         package:RMAGEML         R Documentation

_R_e_t_r_i_e_v_e_s _n_u_m_b_e_r _o_f _f_e_a_t_u_r_e_s

_D_e_s_c_r_i_p_t_i_o_n:

     Retrieves number of features from an experiment for a given
     DesignElementDimension

_U_s_a_g_e:

     getNumberOfFeatures( mageOM = NULL , DED = "none" )

_A_r_g_u_m_e_n_t_s:

  mageOM: R reference to MAGE object model 

     DED: DesignElementDimension:  If not specified and there is more
          than one DED present, selection pop-up menus will appear. 

_A_u_t_h_o_r(_s):

     Steffen Durinck, <URL: http://www.esat.kuleuven.ac.be/~sdurinck>
       Joke Allemeersch, <URL:
     http://www.esat.kuleuven.ac.be/~jallemee>.

_R_e_f_e_r_e_n_c_e_s:

     Spellman PT, Miller M, Stewart J, Troup C, Sarkans U, Chervitz S,
     Bernhart D, Sherlock G, Ball C, Lepage M, Swiatek M, Marks WL,
     Goncalves J, Markel S, Iordan D, Shojatalab M, Pizarro A, White J,
     Hubley R, Deutsch E, Senger M, Aronow BJ, Robinson A, Bassett D,
     Stoeckert CJ Jr and Brazma A. Design and implementation of
     microarray gene expression markup language (MAGE-ML). Genome Biol.
     2002 Aug 23;3(9):RESEARCH0046.

_S_e_e _A_l_s_o:

     'importMAGEOM'

_E_x_a_m_p_l_e_s:

     data <- system.file( "MAGEMLdata", package = "RMAGEML" )
     mageom <- importMAGEOM( directory = data )
     getNumberOfFeatures( mageOM = mageom )

