mne.channels.read_dig_polhemus_isotrak

mne.channels.read_dig_polhemus_isotrak(fname, ch_names=None, unit='m')[source]

Read Polhemus digitizer data from a file.

Parameters
fnamestr

The filepath of Polhemus ISOTrak formatted file. File extension is expected to be ‘.hsp’, ‘.elp’ or ‘.eeg’.

ch_namesNone | list of str

The names of the points. This will make the points considered as EEG channels.

unit‘m’ | ‘cm’ | ‘mm’

Unit of the digitizer file. Polhemus ISOTrak systems data is usually exported in meters. Defaults to ‘m’

Returns
montageinstance of DigMontage

The montage.

Examples using mne.channels.read_dig_polhemus_isotrak