FIX: SI

mne-tools · Oct 28, 2024 · 880356e · 880356e
1 parent d62dbb1
commit 880356e
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Showing 2 changed files with 28 additions and 9 deletions.
diff --git a/mne/defaults.py b/mne/defaults.py
@@ -38,6 +38,8 @@
         whitened="k",
         gsr="#666633",
         temperature="#663333",
+        eyegaze="k",
+        pupil="k",
     ),
     si_units=dict(
         mag="T",
@@ -60,13 +62,14 @@
         fnirs_fd_ac_amplitude="V",
         fnirs_fd_phase="rad",
         fnirs_od="V",
-        # TODO: These units and scalings are wrong
-        fnirs_td_gated_amplitude="Au",
-        fnirs_td_moments_amplitude="Au",
+        fnirs_td_gated_amplitude="M",
+        fnirs_td_moments_amplitude="M",
         csd="V/m²",
         whitened="Z",
         gsr="S",
         temperature="C",
+        eyegaze="rad",
+        pupil="µm",
     ),
     units=dict(
         mag="fT",
@@ -89,12 +92,14 @@
         fnirs_fd_ac_amplitude="V",
         fnirs_fd_phase="rad",
         fnirs_od="V",
-        fnirs_td_gated_amplitude="Au",
-        fnirs_td_moments_amplitude="Au",
+        fnirs_td_gated_amplitude="µM",
+        fnirs_td_moments_amplitude="µM",
         csd="mV/m²",
         whitened="Z",
         gsr="S",
         temperature="C",
+        eyegaze="rad",
+        pupil="µm",
     ),
     # scalings for the units
     scalings=dict(
@@ -118,12 +123,14 @@
         fnirs_fd_ac_amplitude=1.0,
         fnirs_fd_phase=1.0,
         fnirs_od=1.0,
-        fnirs_td_gated_amplitude=1.0,
-        fnirs_td_moments_amplitude=1.0,
+        fnirs_td_gated_amplitude=1e6,
+        fnirs_td_moments_amplitude=1e6,
         csd=1e3,
         whitened=1.0,
         gsr=1.0,
         temperature=1.0,
+        eyegaze=1.0,
+        pupil=1e6,
     ),
     # rough guess for a good plot
     scalings_plot_raw=dict(
@@ -159,6 +166,8 @@
         gof=1e2,
         gsr=1.0,
         temperature=0.1,
+        eyegaze=2e-1,
+        pupil=1e-2,
     ),
     scalings_cov_rank=dict(
         mag=1e12,
@@ -184,6 +193,8 @@
         hbo=(0, 20),
         hbr=(0, 20),
         csd=(-50.0, 50.0),
+        eyegaze=(-1, 1),
+        pupil=(-1.0, 1.0),
     ),
     titles=dict(
         mag="Magnetometers",
@@ -212,6 +223,14 @@
         stim="Stimulus",
         gsr="Galvanic skin response",
         temperature="Temperature",
+        eyegaze="Eye-tracking (Gaze position)",
+        pupil="Eye-tracking (Pupil size)",
+        resp="Respiration monitoring channel",
+        chpi="Continuous head position indicator (HPI) coil channels",
+        exci="Flux excitation channel",
+        ias="Internal Active Shielding data (Triux systems)",
+        syst="System status channel information (Triux systems)",
+        whitened="Whitened data",
     ),
     mask_params=dict(
         marker="o",

diff --git a/mne/io/snirf/_snirf.py b/mne/io/snirf/_snirf.py
@@ -637,10 +637,10 @@ def _get_dataunit_scaling(hbx_unit):
         return scalings[hbx_unit]
     except KeyError:
         raise RuntimeError(
-            f"The Hb unit {hbx_unit} is not supported "
+            f"The Hb unit {repr(hbx_unit)} is not supported "
             "by MNE. Please report this error as a GitHub "
             "issue to inform the developers."
-        )
+        ) from None
 
 
 def _extract_sampling_rate(dat):