getScan-methods             package:xcms             R Documentation

_G_e_t _m/_z _a_n_d _i_n_t_e_n_s_i_t_y _v_a_l_u_e_s _f_o_r _a _s_i_n_g_l_e _m_a_s_s _s_c_a_n

_D_e_s_c_r_i_p_t_i_o_n:

     Return the data from a single mass scan using the numeric index of
     the scan as a reference.

_A_r_g_u_m_e_n_t_s:

  object: the 'xcmsRaw' object

    scan: integer index of scan. if negative, the index numbered from
          the end 

massrange: limit data points returned to those between in the range, 
          'range(massrange)' 

_V_a_l_u_e:

     A matrix with two columns: 

      mz: m/z values

intensity: intensity values

_M_e_t_h_o_d_s:

     _o_b_j_e_c_t = "_x_c_m_s_R_a_w" 'getScan(object, scan, massrange = numeric())'

_S_e_e _A_l_s_o:

     'xcmsRaw-class', 'getSpec'

