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Table of Contents |
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Image processing in cxif5315
The best options for image processing in cxif5315
DO NOT use common mode
- DO NOT use polarization factor (polarization is not seen in this data)
- USE status mask
- USE radial background subtraction for single angular bin
Code Block |
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nda_raw = sp.det.raw(evt)
if nda_raw is not None :
nda = np.array(nda_raw, dtype=np.float32, copy=True)
nda -= sp.nda_peds
#nda = subtract_bkgd(nda, sp.nda_bkgd, mask=sp.nda_smask, winds=sp.winds_bkgd, pbits=0)
#nda = sp.rb.subtract_bkgd(nda.flatten() * sp.pf)
nda = sp.rb.subtract_bkgd(nda.flatten())
nda.shape = sp.nda_peds.shape
nda *= sp.nda_smask
#sp.det.common_mode_apply(evt, nda)
img = getImage(evt, nda) |
Fit results
Averaged Fraser- transformed image using angles from fit to 2 arc peaks
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