Ejemplo n.º 1
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    def __init__(self, version, qid=None, model="act_mr3", cmb_type='LensedUnabberatedCMB', dobeam=True, add_foregrounds=True, apply_window=True, max_cached=1,extract_region = None,extract_region_shape = None,extract_region_wcs = None):
        
        """
        version: The version identifier for the filename of covsqrts on disk
        model: The name of an implemented soapack datamodel
        extract_region: An optional map whose footprint on to which the sims are extracted
        extract_region_shape: Instead of passing a map for extract_region, one can pass its shape and wcs
        extract_region_wcs: Instead of passing a map for extract_region, one can pass its shape and wcs
        max_cached: The maximum number of cached sim/or alms
        """

        self.qid = qid
        self.noise_gen  = noise.NoiseGen(qid=qid,version=version,model=model,ncache=max_cached,verbose=False)
        self.signal_gen = signal.SignalGen(cmb_type=cmb_type, dobeam=dobeam, add_foregrounds=add_foregrounds, apply_window=apply_window, max_cached=max_cached, model=model)
        self.default_geometries = {}
        self.model = model
        
        if (extract_region is not None) or (extract_region_shape is not None):
            self._refoot = True
            if (extract_region is not None):
                assert extract_region_shape is None
                assert extract_region_wcs is None
                extract_region_shape, extract_region_wcs = extract_region.shape, extract_region.wcs
            assert extract_region_wcs is not None
            self._eshape, self._ewcs = extract_region_shape, extract_region_wcs
        else:
            self._refoot = False
Ejemplo n.º 2
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def get_default_geometry(version, season, patch, array, freq, model='act_mr3'):
    noise_gen = noise.NoiseGen(version=version,
                               model=model,
                               ncache=1,
                               verbose=False)
    oshape, owcs = noise_gen.load_covsqrt(season,
                                          patch,
                                          array,
                                          coadd=True,
                                          mask_patch=None,
                                          get_geometry=True)
    return (oshape, owcs)
Ejemplo n.º 3
0
# Get data model
dm = sints.models[args.model](region=mask)

# Get a NoiseGen model
if args.extract_mask is not None:
    emask = sints.get_act_mr3_crosslinked_mask(mask_patch,
                                               version=args.extract_mask,
                                               kind=args.mask_kind,
                                               season=season,
                                               array=array + "_f150")
    eshape, ewcs = emask.shape, emask.wcs
else:
    emask = mask
ngen = noise.NoiseGen(qid=qid,
                      version=version,
                      model=args.model,
                      extract_region=emask,
                      ncache=1,
                      verbose=True)

# Get split data
splits = enmap.enmap([dm.get_splits(q) for q in qid])
nsplits = dm.ainfo(args.qid, 'nsplits')

# Get inverse variance map
ivars = enmap.enmap([dm.get_ivars(q) for q in qid])

modlmap = splits.modlmap()

if calc_covsqrt:

    flatstring = "un" if args.do_only_filter_noise else ""
Ejemplo n.º 4
0

# Generate each ACT and Planck sim and store kdiffs,kcoadd in memory

set_id = args.set_id
bandpasses = not(args.effective_freq)
gconfig = io.config_from_yaml("input/data.yml")
mask = sints.get_act_mr3_crosslinked_mask(args.region,
                                          version=args.mask_version,
                                          kind='binary_apod')
shape,wcs = mask.shape,mask.wcs
Ny,Nx = shape
modlmap = enmap.modlmap(shape,wcs)

ngen = {}
ngen['act_mr3'] = actnoise.NoiseGen(args.sim_version,model="act_mr3",extract_region=mask,ncache=0,verbose=True)
ngen['planck_hybrid'] = actnoise.NoiseGen(args.sim_version,model="planck_hybrid",extract_region=mask,ncache=0,verbose=True)


arrays = args.arrays.split(',')
narrays = len(arrays)
nsims = args.nsims

jsim = pipeline.JointSim(arrays,args.fg_res_version+"_"+args.region,
                         bandpassed=bandpasses,no_act_color_correction=args.no_act_color_correction,
                         ccor_exp=args.ccor_exp)

comm,rank,my_tasks = mpi.distribute(nsims)

for task in my_tasks:
    sim_index = task + args.start_index
Ejemplo n.º 5
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                                          kind="binary_apod",
                                          season=season,
                                          array=args.array + "_f150",
                                          pad=args.mask_pad)
# print(mask.shape)
mask = mask[400:-400, 5000:-5000]
mask *= enmap.apod(mask, 400)
# print(mask.shape)
noise.plot(pout + "_mask", mask, grid=True)
dm = sints.models[model](region=mask)

# Get a NoiseGen model
emask = mask
ngen = noise.NoiseGen(version=version,
                      model=model,
                      extract_region=emask,
                      ncache=1,
                      verbose=True)

# Get arrays from array

splits = dm.get_splits(season=season,
                       patch=patch,
                       arrays=dm.array_freqs[args.array],
                       srcfree=True)
ivars = dm.get_splits_ivar(season=season,
                           patch=patch,
                           arrays=dm.array_freqs[args.array])
noise.plot(pout + "_splits", splits)
noise.plot(pout + "_ivars", ivars)
Ejemplo n.º 6
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parser.add_argument("--mask-pad", type=int,  default=None,
                    help='Mask additional padding. No padding is applied to the extracted mask if any specified.')
parser.add_argument("--extract-mask", type=str,  default=None,
                    help='Make sims on the big mask but do all the analysis on an extract of this version.')
parser.add_argument("--binary-percentile", type=float,  default=10.,help='Binary percentile for sim masking.')
parser.add_argument("--season", type=str,help='Season')
parser.add_argument("--array", type=str,help='Array')
parser.add_argument("--patch", type=str,help='Patch')
args = parser.parse_args()


mask_patch = args.patch if args.mask_patch is None else args.mask_patch

with bench.show("region"):
    if args.extract_mask is not None:
        region_map = sints.get_act_mr3_crosslinked_mask(mask_patch,
                                                        version=args.extract_mask,
                                                        kind=args.mask_kind,
                                                        season=args.season)
    else:
        region_map = None

with bench.show("ngen init"):
    ngen = noise.NoiseGen(args.version,extract_region=region_map,ncache=1)

with bench.show("make a sim"):
    ngen.generate_sim(season=args.season,patch=args.patch,array=args.array,seed=1)

with bench.show("make another sim"):
    ngen.generate_sim(season=args.season,patch=args.patch,array=args.array,seed=2)