get.array.subset         package:simpleaffy         R Documentation

_G_e_t _a _s_u_b_s_e_t _o_f _a_r_r_a_y_s _f_r_o_m _a_n _a_f_f_y_b_a_t_c_h _o_b_j_e_c_t, _s_p_l_i_t _b_y _p_h_n_o_t_y_p_i_c _d_a_t_a

_D_e_s_c_r_i_p_t_i_o_n:

     Looks at a factor in the phenotypic data for an 'AffyBatch' or
     'exprSet' object and uses it to select a subset of arrays, as
     defined by 'members'.

_U_s_a_g_e:

     get.array.subset(x,group,members)

_A_r_g_u_m_e_n_t_s:

       x: An 'ExpressionSet' or 'AffyBatch' object 

   group: The name of the pData column to use. 

 members: The labels within the pData column to match against. 

_A_u_t_h_o_r(_s):

     Crispin J Miller

_S_e_e _A_l_s_o:

     'get.array.subset.affybatch'  'get.array.subset.exprset'

_E_x_a_m_p_l_e_s:

       ## Not run: 
         subset1 <- get.array.subset.affybatch(eset.rma,"group","A")
         subset2 <- get.array.subset.exprset(eset.rma,"group",c("A","P"))
         subset3 <- get.array.subset(eset.rma,"group","A")
       
     ## End(Not run)