###read raw phase calibration prameters over frequencyfor each antenna, 203 by 32 in radiants; this part can be replaced################
if needrawcal:
rawcalpar = np.asarray([
np.fromfile(rawpaths[key], dtype="complex64").reshape(nfreq, nant)
for key in wantpols.keys()
])
rawcorrection = np.zeros(
(len(wantpols), nfreq, nant * (nant + 1) / 2),
dtype='complex64') + 1 #to be dividing the data; data/calpar = model
for p in range(len(wantpols)):
for i, bl in zip(range(len(info[p]['subsetbl'])), info[p]['subsetbl']):
a1, a2 = info[p]['bl2d'][i]
rawcorrection[p, :, bl] = np.conj(
rawcalpar[p, :, a1]) * rawcalpar[p, :, a2]
###reorder and dump the binary data from miriad################
if not os.path.exists(oppath):
os.makedirs(oppath)
#####apply calpar and create new uv##################################
calparfilenames = [
calparpath + 'miriadextract_' + pol + '_' + calparano + '.omnical'
for p, pol in zip(range(len(wantpols)), wantpols.keys())
]
print FILENAME + " MSG: Applying", calparfilenames,
sys.stdout.flush()
omni.apply_omnical_uvs(uvfiles, calparfilenames, info, wantpols, oppath, ano)
print "Done!"
#calibrators = [omni.RedundantCalibrator(nant, info = infopaths[key]) for key in wantpols.keys()]
calibrators = [RedundantCalibrator_PAPER(aa) for key in wantpols.keys()]
for calibrator, key in zip(calibrators, wantpols.keys()):
#calibrator.compute_redundantinfo(badAntenna = badAntenna, badUBL = badUBL, antennaLocationTolerance = 1)
#calibrator.write_redundantinfo(infoPath = oppath + 'redundantinfo_' + ano + '_' + key + '.txt', overwrite = True)
#calibrator.read_redundantinfo(infopaths[p])
calibrator.dataPath = oppath + 'data_' + ano + '_' + key
calibrator.tmpDataPath = calibrator.dataPath
if removeadditive:
calibrator.calparPath = oppath + 'data_' + ano + '_' + key + '_add' + str(removeadditiveperiod) + '.omnical'
else:
calibrator.calparPath = oppath + 'data_' + ano + '_' + key + '.omnical'
calparfilenames = [calibrator.calparPath for calibrator in calibrators]
additivefilenames = [calibrator.dataPath + '.omniadd%d'%removeadditiveperiod for calibrator in calibrators]
info = omni.read_redundantinfo('results/redundantinfo_PSA64_ba19_37_50.txt')
info = [info, info]
####make uv################
print FILENAME + " MSG: starting uv creation."
print calparfilenames
print additivefilenames
omni.apply_omnical_uvs(uvfiles, calparfilenames, calibrators[0].totalVisibilityId, info, wantpols, opuvpath, '', additivefilenames = additivefilenames, nTotalAntenna = None, overwrite = False)
calibrator.dataPath = oppath + 'data_' + ano + '_' + key
calibrator.tmpDataPath = calibrator.dataPath
if removeadditive:
calibrator.calparPath = oppath + 'data_' + ano + '_' + key + '_add' + str(
removeadditiveperiod) + '.omnical'
else:
calibrator.calparPath = oppath + 'data_' + ano + '_' + key + '.omnical'
calparfilenames = [calibrator.calparPath for calibrator in calibrators]
additivefilenames = [
calibrator.dataPath + '.omniadd%d' % removeadditiveperiod
for calibrator in calibrators
]
info = omni.read_redundantinfo('results/redundantinfo_PSA64_ba19_37_50.txt')
info = [info, info]
####make uv################
print FILENAME + " MSG: starting uv creation."
print calparfilenames
print additivefilenames
omni.apply_omnical_uvs(uvfiles,
calparfilenames,
calibrators[0].totalVisibilityId,
info,
wantpols,
opuvpath,
'',
additivefilenames=additivefilenames,
nTotalAntenna=None,
overwrite=False)
dfreq = uv['sdf'] del(uv) ###read raw phase calibration prameters over frequencyfor each antenna, 203 by 32 in radiants; this part can be replaced################ if needrawcal: rawcalpar = np.asarray([np.fromfile(rawpaths[key], dtype="complex64").reshape(nfreq, nant) for key in wantpols.keys()]) rawcorrection = np.zeros((len(wantpols), nfreq, nant*(nant+1)/2), dtype='complex64') + 1#to be dividing the data; data/calpar = model for p in range(len(wantpols)): for i, bl in zip(range(len(info[p]['subsetbl'])), info[p]['subsetbl']): a1, a2 = info[p]['bl2d'][i] rawcorrection[p, :, bl] = np.conj(rawcalpar[p, :,a1]) * rawcalpar[p, :,a2] ###reorder and dump the binary data from miriad################ if not os.path.exists(oppath): os.makedirs(oppath) #####apply calpar and create new uv################################## calparfilenames = [calparpath + 'miriadextract_' + pol + '_' + calparano + '.omnical' for p, pol in zip(range(len(wantpols)), wantpols.keys())] print FILENAME + " MSG: Applying", calparfilenames, sys.stdout.flush() omni.apply_omnical_uvs(uvfiles, calparfilenames, info, wantpols, oppath, ano) print "Done!"