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 )

