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Vspace data reducer #271

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Vspace data reducer #271

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21f54ad
Made a dummy function to test vspace data reducers
Aug 29, 2024
9646ed0
merged master branch commits to this branch
Aug 29, 2024
c97b7d1
Made dummy data reducer with useVspace
Aug 29, 2024
c099eba
minor changes, playing around with vlsv data reducer
kostahoraites Oct 7, 2024
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16 changes: 16 additions & 0 deletions pyVlsv/reduction.py
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Original file line number Diff line number Diff line change
Expand Up @@ -687,6 +687,19 @@ def gyrophase_relstddev( variables, velocity_cell_data, velocity_coordinates ):
histo = pl.hist(gyrophase_data[0].data, weights=gyrophase_data[1].data, bins=36, range=[-180.0,180.0], log=False, normed=1)
return np.std(histo[0])/np.mean(histo[0])

def vspace_dummy( variables, velocity_cell_data, velocity_coordinates ):
# This reducer needs to be verified
#B = variables[0]
#print('B: ', B.shape)
velocity_cellids = np.array(list(velocity_cell_data.keys()))
psd = np.array(list(velocity_cell_data.values()))
print(velocity_cellids.shape)
print(psd.shape)
print(velocity_coordinates.shape)
#print('vcelldata: ', list(velocity_cell_data.keys())[0], list(velocity_cell_data.values())[0])
#print('vcoord: ', velocity_coordinates.shape)
return np.sum(velocity_coordinates)

def Dng( variables ):
# This reducer needs to be verified
# This routine is still very slow due to for-loops
Expand Down Expand Up @@ -1195,6 +1208,9 @@ def makelambda(index):
v5reducers["vg_jacobian_bper"] = DataReducerVariable(["vg_dperbxvoldx","vg_dperbxvoldy","vg_dperbxvoldz","vg_dperbyvoldx","vg_dperbyvoldy","vg_dperbyvoldz","vg_dperbzvoldx","vg_dperbzvoldy","vg_dperbzvoldz"], TensorFromScalars, "T/m", 1, latex=r"$\vec{J}$",latexunits=r"$\mathrm{A}\,\mathrm{m}^{-2}$")
v5reducers["vg_j"] = DataReducerVariable(["vg_jacobian_bper"], J, "A/m^2", 1, latex=r"$\vec{J}$",latexunits=r"$\mathrm{A}\,\mathrm{m}^{-2}$")

#reducers with useVspace
v5reducers["vg_vspace_dummy"] = DataReducerVariable([], vspace_dummy, "", 1, useVspace=True)

#multipopv5reducers
multipopv5reducers = {}
multipopv5reducers["pop/vg_rhom"] = DataReducerVariable(["pop/vg_rho"], rhom, "kg/m3", 1, latex=r"$\rho_{m,\mathrm{REPLACEPOP}}$",latexunits=r"$\mathrm{kg}\,\mathrm{m}^{-3}$")
Expand Down
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