Exemplo n.º 1
0

aqids = args.arrays.split(',')
narrays = len(aqids)
qpairs = []
for qid1 in range(narrays):
    for qid2 in range(qid1,narrays):
        qpairs.append((aqids[qid1],aqids[qid2]))


"""
We will MPI parallelize over pairs of arrays. This wastes FFTs, but is more memory efficient. (Each job only
holds 2 arrays in memory).
"""
njobs = len(qpairs)
comm,rank,my_tasks = mpi.distribute(njobs)


mask = sints.get_act_mr3_crosslinked_mask(args.region,
                                          version=args.mask_version,
                                          kind='binary_apod')
shape,wcs = mask.shape,mask.wcs
modlmap = mask.modlmap()
aspecs = tutils.ASpecs().get_specs
region = args.region

fbeam = lambda qname,x: tutils.get_kbeam(qname,x,sanitize=not(args.unsanitized_beam),planck_pixwin=True)
nbin_edges = np.arange(20,8000,100)
nbinner = stats.bin2D(modlmap,nbin_edges)
ncents = nbinner.centers
Exemplo n.º 2
0
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

    print("Rank %d starting task %d at %s..." % (rank,task,str(datetime.now())))

    ind_str = str(set_id).zfill(2)+"_"+str(sim_index).zfill(4)
    sim_version = "%s_%s" % (args.version,ind_str)
    scratch = tutils.get_scratch_path(sim_version,args.region)
    try: 
        os.makedirs(scratch)
    except: 
        pass
    """
    MAKE SIMS
Exemplo n.º 3
0
def do(ymap, cmap, dmap, mask, ras, decs, wt):

    combined = list(zip(ras, decs))
    random.shuffle(combined)
    ras[:], decs[:] = zip(*combined)

    Nrand = 400

    njobs = len(ras)
    comm, rank, my_tasks = mpi.distribute(njobs)
    print("Rank %d starting" % rank)
    s = stats.Stats(comm)

    i = 0
    for task in my_tasks:

        ra = ras[task]
        dec = decs[task]

        mcut, ycut, ccut, dcut, weight = get_cuts(mask, ymap, cmap, dmap, wt,
                                                  ra, dec, arcmin, pix)
        if mcut is None: continue

        if i == 0:
            modrmap = np.rad2deg(ycut.modrmap()) * 60.
            bin_edges = np.arange(0., 15., 1.0)
            binner = stats.bin2D(modrmap, bin_edges)

        rras, rdecs = catalogs.random_catalog(ymap.shape,
                                              ymap.wcs,
                                              Nrand,
                                              edge_avoid_deg=4.)
        nrej = 0
        for rra, rdec in zip(rras, rdecs):
            rmcut, rycut, rccut, rdcut, rweight = get_cuts(
                mask, ymap, cmap, dmap, wt, rra, rdec, arcmin, pix)
            if rmcut is None:
                nrej = nrej + 1
                continue
            cents, ry1d = binner.bin(rycut)
            cents, rc1d = binner.bin(rccut)
            cents, rd1d = binner.bin(rdcut)
            s.add_to_stats("rc1d", rc1d * 1e6)
            s.add_to_stats("ry1d", ry1d * 1e6)
            s.add_to_stats("rd1d", rd1d * 1e6)
        if rank == 0: print(Nrand - nrej, " accepted")

        cents, y1d = binner.bin(ycut)
        cents, c1d = binner.bin(ccut)
        cents, d1d = binner.bin(dcut)
        s.add_to_stats("c1d", c1d * 1e6)
        s.add_to_stats("y1d", y1d * 1e6)
        s.add_to_stats("d1d", d1d * 1e6)
        s.add_to_stack("cstack", ccut * 1e6 * weight)
        s.add_to_stack("dstack", dcut * 1e6 * weight)
        s.add_to_stack("ystack", ycut * 1e6 * weight)
        s.add_to_stats("sum", (weight, ))
        i = i + 1
        if i % 10 == 0 and rank == 0: print(i)
    print("Rank %d done " % rank)
    s.get_stats()
    s.get_stacks()
    if rank == 0:
        N = s.vectors['sum'].sum()
        ystack = s.stacks['ystack'] * N
        cstack = s.stacks['cstack'] * N
        dstack = s.stacks['dstack'] * N
        y1ds = s.vectors['y1d']
        c1ds = s.vectors['c1d']
        d1ds = s.vectors['d1d']
        ry1d = s.stats['ry1d']['mean']
        rc1d = s.stats['rc1d']['mean']
        rd1d = s.stats['rd1d']['mean']

        _, nwcs = enmap.geometry(pos=(0, 0),
                                 shape=ystack.shape,
                                 res=np.deg2rad(0.5 / 60.))

        return rank, enmap.enmap(
            ystack, nwcs), enmap.enmap(cstack, nwcs), enmap.enmap(
                dstack, nwcs), N, cents, y1ds, c1ds, d1ds, ry1d, rc1d, rd1d
    else:
        return rank, None, None, None, None, None, None, None, None, None, None, None
Exemplo n.º 4
0
                                    self.mlmax)
        self.cache[key] = alms
        return alms

    def get_kmap(self, X, seed):
        s_i, s_set, _ = solenspipe.convert_seeds(seed)
        key = (s_i, s_set)
        if key in self.cache:
            alms = self.cache[key]
        else:
            alms = self.load_alms(s_i, s_set)
        return alms


nsims = 40
comm, _, _ = mpi.distribute(nsims, verbose=True)
power = lambda x, y: hp.alm2cl(x, y)
mcache = MapCacher(mlmax)
get_kmap = mcache.get_kmap
cl_n1 = bias.mcn1(0,
                  polcomb,
                  polcomb,
                  qfunc,
                  get_kmap,
                  comm,
                  power,
                  nsims,
                  verbose=True)
ls = np.arange(len(cl_n1))
cents, cn1 = binner.bin(ls, cl_n1)
Exemplo n.º 5
0
def mcrdn0(icov,
           get_kmap,
           power,
           nsims,
           qfunc1,
           qfunc2=None,
           Xdat=None,
           use_mpi=True,
           verbose=True,
           skip_rd=False):
    """
    Using Monte Carlo sims, this function calculates
    the anisotropic Gaussian N0 bias
    between two quadratic estimators. It returns both the
    data realization-dependent version (RDN0) and the pure-simulation
    version (MCN0).
    e.g. 
    >> mcrdn0(0,qfunc,get_kmap,comm,power)
    
    Parameters
    ----------
    icov: int
        The index of the realization passed to get_kmap if performing 
    a covariance calculation - otherwise, set to zero.
    get_kmap: function
        Function for getting the filtered a_lms of  data and simulation
    maps. See notes at top of module.
    power: function
        Returns C(l) from two maps x,y, as power(x,y). 
    nsims: int
        Number of sims
    qfunc1: function
        Function for reconstructing lensing from maps x and y,
    called as e.g. qfunc(x, y). See e.g. SoLensPipe.qfunc.
    The x and y arguments accept a [T_alm,E_alm,B_alm] tuple.
    The function should return an (N,...) array where N is typically
    two components for the gradient and curl. 
    qfunc2: function, optional
        Same as above, for the third and fourth legs of the 4-point
    RDN0.
    comm: object, optional
        MPI communicator
    verbose: bool, optional
        Whether to show progress
    skip_rd: bool, optional
        Whether to skip the RDN0 terms. The first returned component
    is then None.

    Returns
    -------
    rdn0: (N*(N+1)/2,...) array
        Estimate of the RDN0 bias. If N=2 for gradient and curl,
    the three components correspond to the gradient RDN0, the
    curl RDN0 and the gradient x curl RDN0. None is returned
    if skip_rd is True.

    mcn0: (N*(N+1)/2,...) array
        Estimate of the MCN0 bias. If N=2 for gradient and curl,
    the three components correspond to the gradient RDN0, the
    curl RDN0 and the gradient x curl RDN0.
    
    """
    qa = qfunc1
    qb = qfunc2

    mcn0evals = []
    if not (skip_rd):
        assert Xdat is not None  # Data
        rdn0evals = []

    if use_mpi:
        comm, rank, my_tasks = mpi.distribute(nsims)
    else:
        comm, rank, my_tasks = FakeCommunicator(), 0, range(nsims)

    for i in my_tasks:
        if rank == 0 and verbose:
            print("MCRDN0: Rank %d doing task %d" % (rank, i))
        Xs = get_kmap((icov, 0, i))
        if not (skip_rd):
            qaXXs = qa(Xdat, Xs)
            qbXXs = qb(Xdat, Xs) if qb is not None else qaXXs
            qaXsX = qa(Xs, Xdat)
            qbXsX = qb(Xs, Xdat) if qb is not None else qaXsX
            rdn0_only_term = power(qaXXs,qbXXs) + power(qaXsX,qbXXs) \
                    + power(qaXsX,qbXsX) + power(qaXXs,qbXsX)
        Xsp = get_kmap((icov, 1, i))
        qaXsXsp = qa(Xs, Xsp)
        qbXsXsp = qb(Xs, Xsp) if qb is not None else qaXsXsp
        qbXspXs = qb(Xsp, Xs) if qb is not None else qa(Xsp, Xs)
        mcn0_term = (power(qaXsXsp, qbXsXsp) + power(qaXsXsp, qbXspXs))
        mcn0evals.append(mcn0_term.copy())
        if not (skip_rd): rdn0evals.append(rdn0_only_term - mcn0_term)

    if not (skip_rd):
        avgrdn0 = utils.allgatherv(rdn0evals, comm)
    else:
        avgrdn0 = None
    avgmcn0 = utils.allgatherv(mcn0evals, comm)
    return avgrdn0, avgmcn0
Exemplo n.º 6
0
def mcn1(icov,
         get_kmap,
         power,
         nsims,
         qfunc1,
         qfunc2=None,
         comm=None,
         verbose=True):
    """
    MCN1 for alpha=XY cross beta=AB
    qfunc(x,y) returns QE reconstruction minus mean-field in fourier space


    Parameters
    ----------
    icov: int
        The index of the realization passed to get_kmap if performing 
    a covariance calculation - otherwise, set to zero.
    get_kmap: function
        Function for getting the filtered a_lms of  data and simulation
    maps. See notes at top of module.
    power: function
        Returns C(l) from two maps x,y, as power(x,y). 
    nsims: int
        Number of sims
    qfunc1: function
        Function for reconstructing lensing from maps x and y,
    called as e.g. qfunc(x, y). See e.g. SoLensPipe.qfunc.
    The x and y arguments accept a [T_alm,E_alm,B_alm] tuple. 
    The function should return an (N,...) array where N is typically
    two components for the gradient and curl. 
    qfunc2: function, optional
        Same as above, for the third and fourth legs of the 4-point
    MCN1.
    comm: object, optional
        MPI communicator
    verbose: bool, optional
        Whether to show progress

    Returns
    -------
    mcn1: (N*(N+1)/2,...) array
        Estimate of the MCN1 bias. If N=2 for gradient and curl,
    the three components correspond to the gradient MCN1, the
    curl MCN1 and the gradient x curl MCN1.
    
        Estimate of the MCN1 bias

    """
    qa = qfunc1
    qb = qfunc2
    comm, rank, my_tasks = mpi.distribute(nsims)
    n1evals = []
    for i in my_tasks:
        if rank == 0 and verbose:
            print("MCN1: Rank %d doing task %d" % (comm.rank, i))
        Xs = get_kmap((icov, 0, i))  # S
        Ysp = get_kmap((icov, 1, i))  # S'
        Xsk = get_kmap((icov, 2, i))  # Sphi
        Yskp = get_kmap((icov, 3, i))  # Sphi'
        qa_Xsk_Yskp = qa(Xsk, Yskp)
        qb_Xsk_Yskp = qb(Xsk, Yskp) if qb is not None else qa_Xsk_Yskp
        qb_Yskp_Xsk = qb(Yskp, Xsk) if qb is not None else qa(Yskp, Xsk)
        qa_Xs_Ysp = qa(Xs, Ysp)
        qb_Xs_Ysp = qb(Xs, Ysp) if qb is not None else qa_Xs_Ysp
        qb_Ysp_Xs = qb(Ysp, Xs) if qb is not None else qa(Ysp, Xs)
        qb_Yskp_Xsk = qb(Yskp, Xsk) if qb is not None else qa(Yskp, Xsk)
        term = power(qa_Xsk_Yskp,qb_Xsk_Yskp) + power(qa_Xsk_Yskp,qb_Yskp_Xsk) \
            - power(qa_Xs_Ysp,qb_Xs_Ysp) - power(qa_Xs_Ysp,qb_Ysp_Xs)
        n1evals.append(term.copy())
    n1s = utils.allgatherv(n1evals, comm)
    return n1s
Exemplo n.º 7
0
def do(ymap, cmap, mask, ras, decs, wt):

    combined = list(zip(ras, decs))
    random.shuffle(combined)
    ras[:], decs[:] = zip(*combined)

    njobs = len(ras)
    comm, rank, my_tasks = mpi.distribute(njobs)
    print("Rank %d starting" % rank)
    s = stats.Stats(comm)

    i = 0
    for task in my_tasks:

        ra = ras[task]
        dec = decs[task]

        # mcut = reproject.cutout(mask, ra=np.deg2rad(ra), dec=np.deg2rad(dec),npix=int(arcmin/pix))
        mcut = reproject.postage_stamp(mask, np.deg2rad(ra), np.deg2rad(dec),
                                       arcmin, pix)
        if mcut is None:
            continue
        if np.any(mcut) <= 0:
            continue

        # ycut = reproject.cutout(ymap, ra=np.deg2rad(ra), dec=np.deg2rad(dec),npix=int(arcmin/pix))
        # ccut = reproject.cutout(cmap, ra=np.deg2rad(ra), dec=np.deg2rad(dec),npix=int(arcmin/pix))
        # wcut = reproject.cutout(wt, ra=np.deg2rad(ra), dec=np.deg2rad(dec),npix=int(arcmin/pix))

        ycut = reproject.postage_stamp(ymap, np.deg2rad(ra), np.deg2rad(dec),
                                       arcmin, pix)
        ccut = reproject.postage_stamp(cmap, np.deg2rad(ra), np.deg2rad(dec),
                                       arcmin, pix)
        wcut = reproject.postage_stamp(wt, np.deg2rad(ra), np.deg2rad(dec),
                                       arcmin, pix)
        weight = wcut.mean()

        # if i==0:
        #     modrmap = np.rad2deg(ycut.modrmap())*60.
        #     bin_edges = np.arange(0.,15.,1.0)
        #     binner = stats.bin2D(modrmap,bin_edges)

        # cents,y1d = binner.bin(ycut)
        # cents,c1d = binner.bin(ccut)
        # s.add_to_stats("c1d",c1d*1e6)
        # s.add_to_stats("y1d",y1d*1e6)
        s.add_to_stack("cstack", ccut * 1e6 * weight)
        s.add_to_stack("ystack", ycut * 1e6 * weight)
        s.add_to_stats("sum", (weight, ))
        i = i + 1
        if i % 10 == 0 and rank == 0: print(i)
    print("Rank %d done " % rank)
    s.get_stats()
    s.get_stacks()
    if rank == 0:
        N = s.vectors['sum'].sum()
        ystack = s.stacks['ystack'] * N
        cstack = s.stacks['cstack'] * N

        _, nwcs = enmap.geometry(pos=(0, 0),
                                 shape=ystack.shape,
                                 res=np.deg2rad(0.5 / 60.))

        return rank, enmap.enmap(ystack, nwcs), enmap.enmap(cstack, nwcs), N
    else:
        return rank, None, None, None
Exemplo n.º 8
0
#qids = 'boss_03,boss_04'.split(',')
#qids = 'd56_01,d56_02,d56_03,d56_04,d56_05,d56_06'.split(',')
#qids = 'd56_02,d56_03,d56_04'.split(',')
#qids = 'd56_04,p01,p02,p03,p04,p05,p06,p07,p08'.split(',')

mask = sints.get_act_mr3_crosslinked_mask(region,
                                          kind='binary_apod')

modlmap = mask.modlmap()

jsim = pipeline.JointSim(qids,fg_res_version+"_"+region,bandpassed=True)


jsim0 = pipeline.JointSim(qids,None,bandpassed=True)

comm,rank,my_tasks = mpi.distribute(len(qids))

bin_edges = np.arange(20,8000,20)
binner = stats.bin2D(modlmap,bin_edges)

jsim.update_signal_index(0,set_idx=0)
jsim0.update_signal_index(0,set_idx=0)

for task in my_tasks:

    qid = qids[task]

    with bench.show("signal"):
        signal = jsim.compute_map(mask.shape,mask.wcs,qid,
                                  include_cmb=True,include_tsz=True,
                                  include_fgres=True,sht_beam=True) # !!!
Exemplo n.º 9
0
lmin = args.lmin
lmax = args.lmax
polcomb = args.polcomb
config = io.config_from_yaml("../input/config.yml")

"""
nside=2048
smooth_deg=4.
ch=SOChannel('LA',145)
polcomb='TT'
lmin=100
lmax=3000
config = io.config_from_yaml("../input/config.yml")

"""
comm,rank,my_tasks = mpi.distribute(args.nsims,verbose=True) #tasks are the number of simulations



mask = initialize_mask(nside,smooth_deg)
solint = SOLensInterface(mask)
thloc = "../data/" + config['theory_root']
theory = cosmology.loadTheorySpectraFromCAMB(thloc,get_dimensionless=False)

# norm dict
Als = {}
with bench.show("norm"):
    ls,Als['TT'],Als['EE'],Als['EB'],Als['TE'],Als['TB'],al_mv_pol,al_mv,Al_te_hdv = initialize_norm(solint,ch,lmin,lmax)
Als['mv'] = al_mv
Als['mvpol'] = al_mv_pol
al_mv = Als[polcomb]