Tibeuleu/FOC_Reduction
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fix smoothing, move background computation to library file

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Tibeuleu
2023-01-24 18:03:31 +01:00
parent d7b69a2367
commit 423b11a9e7
4 changed files with 400 additions and 402 deletions
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src/FOC_reduction.py
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@@ -18,12 +18,12 @@ from astropy.wcs import WCS
##### User inputs
## Input and output locations
#globals()['data_folder'] = "../data/NGC1068_x274020/"
#globals()['infiles'] = ['x274020at_c0f.fits','x274020bt_c0f.fits','x274020ct_c0f.fits',
# 'x274020dt_c0f.fits','x274020et_c0f.fits','x274020ft_c0f.fits',
# 'x274020gt_c0f.fits','x274020ht_c0f.fits','x274020it_c0f.fits']
##psf_file = 'NGC1068_f253m00.fits'
#globals()['plots_folder'] = "../plots/NGC1068_x274020/"
globals()['data_folder'] = "../data/NGC1068_x274020/"
globals()['infiles'] = ['x274020at_c0f.fits','x274020bt_c0f.fits','x274020ct_c0f.fits',
'x274020dt_c0f.fits','x274020et_c0f.fits','x274020ft_c0f.fits',
'x274020gt_c0f.fits','x274020ht_c0f.fits','x274020it_c0f.fits']
#psf_file = 'NGC1068_f253m00.fits'
globals()['plots_folder'] = "../plots/NGC1068_x274020/"
#globals()['data_folder'] = "../data/IC5063_x3nl030/"
#globals()['infiles'] = ['x3nl0301r_c0f.fits','x3nl0302r_c0f.fits','x3nl0303r_c0f.fits']
@@ -80,12 +80,12 @@ from astropy.wcs import WCS
#globals()['infiles'] = ['x3nl0201r_c0f.fits','x3nl0202r_c0f.fits','x3nl0203r_c0f.fits']
#globals()['plots_folder'] = "../plots/MKN78_x3nl020/"
globals()['data_folder'] = "../data/MRK231_x4qr010/"
globals()['infiles'] = ['x4qr010ar_c0f.fits', 'x4qr010br_c0f.fits', 'x4qr010dr_c0f.fits',
'x4qr010er_c0f.fits', 'x4qr010gr_c0f.fits', 'x4qr010hr_c0f.fits',
'x4qr010jr_c0f.fits', 'x4qr010kr_c0f.fits', 'x4qr0104r_c0f.fits',
'x4qr0105r_c0f.fits', 'x4qr0107r_c0f.fits', 'x4qr0108r_c0f.fits']
globals()['plots_folder'] = "../plots/MRK231_x4qr010/"
#globals()['data_folder'] = "../data/MRK231_x4qr010/"
#globals()['infiles'] = ['x4qr010ar_c0f.fits', 'x4qr010br_c0f.fits', 'x4qr010dr_c0f.fits',
# 'x4qr010er_c0f.fits', 'x4qr010gr_c0f.fits', 'x4qr010hr_c0f.fits',
# 'x4qr010jr_c0f.fits', 'x4qr010kr_c0f.fits', 'x4qr0104r_c0f.fits',
# 'x4qr0105r_c0f.fits', 'x4qr0107r_c0f.fits', 'x4qr0108r_c0f.fits']
#globals()['plots_folder'] = "../plots/MRK231_x4qr010/"
#globals()['data_folder'] = "../data/3C273_x0u20/"
#globals()['infiles'] = ['x0u20101t_c0f.fits','x0u20102t_c0f.fits','x0u20103t_c0f.fits',
@@ -130,30 +130,29 @@ def main():
# Initial crop
display_crop = False
# Error estimation
error_sub_shape = (15,15)
error_sub_type = 'freedman-diaconis' #sqrt, sturges, rice, scott, freedman-diaconis (default) or shape (example (15,15))
display_error = False
# Data binning
rebin = True
if rebin:
pxsize = 0.05
px_scale = 'arcsec' #pixel, arcsec or full
rebin_operation = 'sum' #sum or average
pxsize = 0.10
px_scale = 'arcsec' #pixel, arcsec or full
rebin_operation = 'sum' #sum or average
# Alignement
align_center = 'image' #If None will align image to image center
display_data = False
# Smoothing
smoothing_function = 'combine' #gaussian_after, weighted_gaussian_after, gaussian, weighted_gaussian or combine
smoothing_FWHM = 0.10 #If None, no smoothing is done
smoothing_FWHM = 0.20 #If None, no smoothing is done
smoothing_scale = 'arcsec' #pixel or arcsec
# Rotation
rotate_stokes = True #rotation to North convention can give erroneous results
rotate_stokes = True
rotate_data = False #rotation to North convention can give erroneous results
# Final crop
crop = False #Crop to desired ROI
final_display = True
final_display = False
# Polarization map output
figname = 'MRK231_FOC' #target/intrument name
figtype = '_combine_FWHM010' #additionnal informations
figname = 'NGC1068_FOC' #target/intrument name
figtype = '_c_FWHM020' #additionnal informations
SNRp_cut = 5. #P measurments with SNR>3
SNRi_cut = 50. #I measurments with SNR>30, which implies an uncertainty in P of 4.7%.
step_vec = 1 #plot all vectors in the array. if step_vec = 2, then every other vector will be plotted
@@ -174,8 +173,7 @@ def main():
# Estimate error from data background, estimated from sub-image of desired sub_shape.
background = None
if px_scale.lower() not in ['full','integrate']:
data_array, error_array, headers, background = proj_red.get_error_hist(data_array, headers, error_array, display=display_error, savename=figname+"_errors", plots_folder=plots_folder, return_background=True)
# data_array, error_array, headers, background = proj_red.get_error(data_array, headers, error_array, display=display_error, savename=figname+"_errors", plots_folder=plots_folder, return_background=True)
data_array, error_array, headers, background = proj_red.get_error(data_array, headers, error_array, sub_type=error_sub_type, display=display_error, savename=figname+"_errors", plots_folder=plots_folder, return_background=True)
# Align and rescale images with oversampling.
data_array, error_array, headers, data_mask = proj_red.align_data(data_array, headers, error_array=error_array, background=background, upsample_factor=10, ref_center=align_center, return_shifts=False)