def map_meg_loocv_channels(inst, pick_from, pick_to, self_dots=None, cross_dots=None, mode='fast'): from mne.io.pick import pick_info from mne.forward._lead_dots import _do_self_dots, _do_cross_dots from mne.forward._make_forward import _create_meg_coils, _read_coil_defs from mne.forward._field_interpolation import _setup_dots from mne.forward._field_interpolation import _compute_mapping_matrix from mne.bem import _check_origin info_from = pick_info(inst.info, pick_from, copy=True) info_to = pick_info(inst.info, pick_to, copy=True) # no need to apply trans because both from and to coils are in device # coordinates templates = _read_coil_defs(verbose=False) coils_from = _create_meg_coils(info_from['chs'], 'normal', info_from['dev_head_t'], templates) coils_to = _create_meg_coils(info_to['chs'], 'normal', info_to['dev_head_t'], templates) miss = 1e-4 # Smoothing criterion for MEG int_rad, noise, lut_fun, n_fact = _setup_dots(mode, coils_from, 'meg') my_origin = _check_origin((0., 0., 0.04), info_from) if self_dots is None: self_dots = _do_self_dots(int_rad, False, coils_from, my_origin, 'meg', lut_fun, n_fact, n_jobs=1) if cross_dots is None: cross_dots = _do_cross_dots(int_rad, False, coils_from, coils_to, my_origin, 'meg', lut_fun, n_fact).T ch_names = [c['ch_name'] for c in info_from['chs']] fmd = dict(kind='meg', ch_names=ch_names, origin=my_origin, noise=noise, self_dots=self_dots, surface_dots=cross_dots, int_rad=int_rad, miss=miss) fmd['data'] = _compute_mapping_matrix(fmd, info_from) return fmd['data'], self_dots, cross_dots
def _compute_dots(info, mode='fast'): """Compute all-to-all dots.""" templates = _read_coil_defs() coils = _create_meg_coils(info['chs'], 'normal', info['dev_head_t'], templates) my_origin = _check_origin((0., 0., 0.04), info_from) int_rad, noise, lut_fun, n_fact = _setup_dots(mode, coils, 'meg') self_dots = _do_self_dots(int_rad, False, coils, my_origin, 'meg', lut_fun, n_fact, n_jobs=1) cross_dots = _do_cross_dots(int_rad, False, coils, coils, my_origin, 'meg', lut_fun, n_fact).T return self_dots, cross_dots
def _compute_dots(info, mode='fast'): """Compute all-to-all dots. """ templates = _read_coil_defs() coils = _create_meg_coils(info['chs'], 'normal', info['dev_head_t'], templates) my_origin = _check_origin((0., 0., 0.04), info_from) int_rad, noise, lut_fun, n_fact = _setup_dots(mode, coils, 'meg') self_dots = _do_self_dots(int_rad, False, coils, my_origin, 'meg', lut_fun, n_fact, n_jobs=1) cross_dots = _do_cross_dots(int_rad, False, coils, coils, my_origin, 'meg', lut_fun, n_fact).T return self_dots, cross_dots
def _compute_dots(info, mode='fast'): """Compute all-to-all dots.""" from mne.forward._field_interpolation import _setup_dots from mne.forward._lead_dots import _do_self_dots, _do_cross_dots from mne.forward._make_forward import _create_meg_coils, _read_coil_defs from mne.bem import _check_origin templates = _read_coil_defs() coils = _create_meg_coils(info['chs'], 'normal', info['dev_head_t'], templates) my_origin = _check_origin((0., 0., 0.04), info) int_rad, noise, lut_fun, n_fact = _setup_dots(mode, coils, 'meg') self_dots = _do_self_dots(int_rad, False, coils, my_origin, 'meg', lut_fun, n_fact, n_jobs=1) cross_dots = _do_cross_dots(int_rad, False, coils, coils, my_origin, 'meg', lut_fun, n_fact).T return self_dots, cross_dots
def _compute_dots(info, mode='fast'): """Compute all-to-all dots.""" from mne.forward._field_interpolation import _setup_dots from mne.forward._lead_dots import _do_self_dots, _do_cross_dots from mne.forward._make_forward import _create_meg_coils, _read_coil_defs from mne.bem import _check_origin templates = _read_coil_defs() coils = _create_meg_coils(info['chs'], 'normal', info['dev_head_t'], templates) my_origin = _check_origin((0., 0., 0.04), info) int_rad, noise, lut_fun, n_fact = _setup_dots(mode, coils, 'meg') self_dots = _do_self_dots(int_rad, False, coils, my_origin, 'meg', lut_fun, n_fact, n_jobs=1) cross_dots = _do_cross_dots(int_rad, False, coils, coils, my_origin, 'meg', lut_fun, n_fact).T return self_dots, cross_dots
def map_meg_loocv_channels(inst, pick_from, pick_to, self_dots=None, cross_dots=None, mode='fast'): from mne.io.pick import pick_info from mne.forward._lead_dots import _do_self_dots, _do_cross_dots from mne.forward._make_forward import _create_meg_coils, _read_coil_defs from mne.forward._field_interpolation import _setup_dots from mne.forward._field_interpolation import _compute_mapping_matrix from mne.bem import _check_origin info_from = pick_info(inst.info, pick_from, copy=True) info_to = pick_info(inst.info, pick_to, copy=True) # no need to apply trans because both from and to coils are in device # coordinates templates = _read_coil_defs(verbose=False) coils_from = _create_meg_coils(info_from['chs'], 'normal', info_from['dev_head_t'], templates) coils_to = _create_meg_coils(info_to['chs'], 'normal', info_to['dev_head_t'], templates) miss = 1e-4 # Smoothing criterion for MEG int_rad, noise, lut_fun, n_fact = _setup_dots(mode, coils_from, 'meg') my_origin = _check_origin((0., 0., 0.04), info_from) if self_dots is None: self_dots = _do_self_dots(int_rad, False, coils_from, my_origin, 'meg', lut_fun, n_fact, n_jobs=1) if cross_dots is None: cross_dots = _do_cross_dots(int_rad, False, coils_from, coils_to, my_origin, 'meg', lut_fun, n_fact).T ch_names = [c['ch_name'] for c in info_from['chs']] fmd = dict(kind='meg', ch_names=ch_names, origin=my_origin, noise=noise, self_dots=self_dots, surface_dots=cross_dots, int_rad=int_rad, miss=miss) fmd['data'] = _compute_mapping_matrix(fmd, info_from) return fmd['data'], self_dots, cross_dots