def test_hist_match(binsize, binnum=9, l=None, r=None, remove=False):
import lensing
import biggles
biggles.configure('screen','width', 1140)
biggles.configure('screen','height', 1140)
if l is None or r is None:
l,r = load_test_data()
binner=lensing.binning.N200Binner(12)
print("selecting ",binner.bin_label(binnum))
w=binner.select_bin(l, binnum)
print(" kept %d/%d" % (w.size,l.size))
if remove:
keep = hist_match_remove(r['z'], l['z'][w], binsize)
perc = keep.size/(1.*r.size)
print("used number: %d/%d = %0.2f" % (keep.size,r.size, perc))
weights = ones(keep.size)
plot_results1d(r['z'][keep], l['z'][w], weights, binsize)
else:
weights = hist_match(r['z'], l['z'][w], binsize)
effnum = weights.sum()
effperc = effnum/r.size
print("effective number: %d/%d = %0.2f" % (effnum,r.size, effperc))
plot_results1d(r['z'], l['z'][w], weights, binsize)
return weights
def prepare_plot( xlabel='', ylabel='', yrange=None, xrange=None,
width=500, height=350 ):
"""
Initiate a biggles.FramedPlot object.
@param xlabel: label for x-axis
@type xlabel: str
@param ylabel: label for y-axis
@type ylabel: str
@param yrange: range of y-axis
@type yrange: (float,float)
@param xrange: range of x-axis
@type xrange: (float,float)
@param width: hard plot width (in pixels or cm)
@type width: int
@param height: hard plot height
@type height: int
@return: biggles plot object
@rtype: biggles.FillBetween
"""
B.configure( 'screen', 'height', height )
B.configure( 'screen', 'width', width )
p = B.FramedPlot()
p.xlabel = xlabel
p.ylabel = ylabel
if yrange: p.yrange = yrange
if xrange: p.xrange = xrange
return p
def plotMemberProfiles( self, *name, **arg ):
"""
Plot profiles of all member trajectories seperately::
plotMemberProfiles( name1, [name2, .. ],[ arg1=x,..])
-> biggles.Table
:param name: profile name(s)
:type name: str
:param arg: pairs for biggles.Curve() and/or xlabel=..,ylabel=..
:type arg: key=value
:return: biggles plot object
:rtype: biggles.FramedArray()
"""
if not biggles:
raise ImportError('biggles module could not be imported.')
rows = self.n_members // 2 + self.n_members % 2
page = biggles.FramedArray( rows , 2)
biggles.configure('fontsize_min', 1)
colors = T.colorSpectrum( len( name ) , '00FF00', 'FF00FF')
ml = self.memberList()
i = 0
minV = maxV = None
for t in ml:
for j in range( len(name)):
p = t.profile( name[j] )
if minV is None or minV > min( p ):
minV = min(p)
if maxV is None or maxV < max( p ):
maxV = max(p)
page[i//2, i%2].add( biggles.Curve( list(range( len(p))), list(p),
color=colors[j], **arg ) )
page[i//2, i%2].add( biggles.PlotLabel( 0.8, 0.8-j/8.0, name[j],
color=colors[j]) )
page[i//2, i%2].add( biggles.PlotLabel( 0.1, 0.9, 'Traj %i' % i))
i += 1
if self.n_members % 2 != 0:
line = biggles.Line( (0,minV), (len(p),maxV) )
page[ self.n_members//2, 1 ].add( line )
page.uniform_limits = 1
page.xlabel = arg.get('xlabel',None)
page.ylabel = arg.get('ylabel',None)
return page
def plotMemberProfiles( self, *name, **arg ):
"""
Plot profiles of all member trajectories seperately::
plotMemberProfiles( name1, [name2, .. ],[ arg1=x,..])
-> biggles.Table
:param name: profile name(s)
:type name: str
:param arg: pairs for biggles.Curve() and/or xlabel=..,ylabel=..
:type arg: key=value
:return: biggles plot object
:rtype: biggles.FramedArray()
"""
if not biggles:
raise ImportError('biggles module could not be imported.')
rows = self.n_members // 2 + self.n_members % 2
page = biggles.FramedArray( rows , 2)
biggles.configure('fontsize_min', 1)
colors = T.colorSpectrum( len( name ) , '00FF00', 'FF00FF')
ml = self.memberList()
i = 0
minV = maxV = None
for t in ml:
for j in range( len(name)):
p = t.profile( name[j] )
if minV is None or minV > min( p ):
minV = min(p)
if maxV is None or maxV < max( p ):
maxV = max(p)
page[i//2, i%2].add( biggles.Curve( list(range( len(p))), list(p),
color=colors[j], **arg ) )
page[i//2, i%2].add( biggles.PlotLabel( 0.8, 0.8-j/8.0, name[j],
color=colors[j]) )
page[i//2, i%2].add( biggles.PlotLabel( 0.1, 0.9, 'Traj %i' % i))
i += 1
if self.n_members % 2 != 0:
line = biggles.Line( (0,minV), (len(p),maxV) )
page[ self.n_members//2, 1 ].add( line )
page.uniform_limits = 1
page.xlabel = arg.get('xlabel',None)
page.ylabel = arg.get('ylabel',None)
return page
def test_em_sdss(ngauss=2,
run=756,
field=45,
camcol=1,
filter='r',
row=123.1,
col=724.8,
cocenter=False,
show=False):
import sdsspy
fnum=sdsspy.FILTERNUM[filter]
psfield=sdsspy.read('psField', run=run, camcol=camcol, field=field,
lower=True)
psfkl=sdsspy.read('psField', run=run, camcol=camcol, field=field,
filter=filter)
if psfkl is None:
print 'no such field'
return
im_nonoise=psfkl.rec(row, col, trim=True)
im0,skysig=add_noise_matched(im_nonoise, 1.e8)
ivar=1./skysig**2
dims=im0.shape
cen=[(dims[0]-1.)/2., (dims[1]-1.)/2.]
fwhm=psfield['psf_width'][0,fnum]
sigma_guess=fimage.fwhm2sigma(fwhm)
sigma_guess /= 0.4 # pixels
print 'guess fwhm:',fwhm
gm=gmix_image.gmix_em.GMixEMBoot(im0, ngauss, cen,
sigma_guess=sigma_guess,
ivar=ivar,
cocenter=cocenter)
res=gm.get_result()
gmx=gm.get_gmix()
print 'numiter:',res['numiter']
if show and have_images:
import biggles
biggles.configure('screen','width',1000)
biggles.configure('screen','height',1000)
mod=gmix2image(gmx,im0.shape)
counts=im0.sum()
mod *= counts/mod.sum()
if cocenter:
title='cocenter ngauss: %d' % ngauss
else:
title='free centers: %d' % ngauss
images.compare_images(im0, mod, label1='image',label2='model',
title=title)
print gmx
return res
def plot_fits(pars, samples, dolog=True, show=False, eps=None, par_labels=None):
"""
"""
import esutil as eu
import biggles
import images
biggles.configure('screen','width', 1400)
biggles.configure('screen','height', 800)
num=pars.shape[0]
ndim=pars.shape[1]
if par_labels[0]=='fracdev':
nrow=1
ncol=2
tab=biggles.Table(nrow,ncol)
plin = _plot_single(pars[:,0], samples[:,0], do_ylog=False)
plog = _plot_single(pars[:,0], samples[:,0], do_ylog=True)
plin.xlabel='fracdev'
plog.xlabel='fracdev'
tab[0,0]=plin
tab[0,1]=plog
else:
nrow,ncol = images.get_grid(ndim)
tab=biggles.Table(nrow,ncol)
for dim in xrange(ndim):
plt = _plot_single(pars[:,dim], samples[:,dim],do_ylog=True)
if par_labels is not None:
plt.xlabel=par_labels[dim]
else:
plt.xlabel=r'$P_%s$' % dim
row=(dim)/ncol
col=(dim) % ncol
tab[row,col] = plt
tab.aspect_ratio=nrow/float(ncol)
if eps:
import converter
print(eps)
d=os.path.dirname(eps)
if not os.path.exists(d):
os.makedirs(d)
tab.write_eps(eps)
converter.convert(eps, verbose=True, dpi=200)
if show:
tab.show()
def find_good_s2n(version, model):
"""
Make a plot of T_s2n/flux_s2n vs log10(flux)
Indicates good ranges are
exp
log10 flux between [-1.2, 1.4]
T_s2n/flux_s2n between [0.1,0.7]
dev
log10 flux between [-1.2, 1.6]
T_s2n/flux_s2n between [0.1,0.6]
"""
import biggles
biggles.configure('screen','width',1200)
biggles.configure('screen','height',1200)
t=files.read_output(version)
flux, flux_err, T, T_err = get_flux_T(t, model)
flux_s2n = flux/flux_err
T_s2n = T/T_err
s2n_rat = T_s2n/flux_s2n
logflux=numpy.log10(flux)
wbad=select_by_s2n_flux(t, model, good=False)
xlabel=r'$log_{10}(flux)$'
ylabel=r'$(S/N)_T / (S/N)_{flux}$'
xrange=[-2.6,2.2]
yrange=[0.0,1.0]
plt=biggles.FramedPlot()
plt.title=model
plt.xlabel=xlabel
plt.ylabel=ylabel
plt.xrange=xrange
plt.yrange=yrange
pts = biggles.Points(logflux, s2n_rat,
type='filled circle', size=0.3)
bad_pts = biggles.Points(logflux[wbad], s2n_rat[wbad],
type='filled circle', size=0.3, color='red')
plt.add(pts)
plt.add(bad_pts)
plt.show()
def main():
biggles.configure('default','fontsize_min',2.0)
s2n,r50=read_data()
tab=Table(1,2)
tab[0,0] = make_s2n_plot(s2n)
tab[0,1] = make_r50_plot(r50)
epsfile='/u/ki/esheldon/public_html/tmp/tmp.eps'
print(epsfile)
tab.write_eps(epsfile)
pngfile=epsfile.replace('.eps','.png')
print(pngfile)
tab.write_img(800,800,pngfile)
def doplots(self, xfield='coadd_mag_auto', type='normal', show=False):
import biggles
biggles.configure('default','fontsize_min',1.5)
nexp=len(self.expdict)
i=1
for expname,exp_objs in self.expdict.iteritems():
print >>stderr,'%d/%d' % (i,nexp)
if type=='em2_widths':
self._process_exp_em2_widths(expname,exp_objs,xfield,show=show)
elif type=='widths':
self._process_exp_widths(expname,exp_objs,xfield,show=show)
elif type=='normal':
self._process_exp(expname,exp_objs,show=show)
else:
raise ValueError("bad type: '%s'" % type)
i += 1
def __init__(self):
biggles.configure( 'default', 'fontsize_min', 2)
options,args = parser.parse_args(sys.argv[1:])
self.options=options
if options.run is None or options.shnum is None:
parser.print_help()
sys.exit(1)
self.yrange=options.yrange
if self.yrange is not None:
self.yrange=[float(s) for s in options.yrange.split(',')]
self.run=options.run
self.shnum=int(options.shnum)
self.setname=options.set
self.psfnums=[int(s) for s in options.psfnums.split(',')]
self.nbin=int(options.nbin)
self.s2n_range=[float(s) for s in options.s2n.split(',')]
self.sratio_range=[float(s) for s in options.sratio.split(',')]
self.doshow = options.show
self.bin_field=options.field
reader=files.Reader(run=self.run,
shnums=self.shnum,
psfnums=self.psfnums,
s2n_range=self.s2n_range,
sratio_range=self.sratio_range,
setname=self.setname,
ignore_missing=options.ignore_missing,
progress=options.progress)
self.data=reader.get_data()
self.set_bindata()
if self.options.frac:
self.make_frac_plot()
else:
self.make_plot()
def plotorders(orders,
interlacedorders=None,
xsize=2048,
ysize=2048,
npoints=50,
title=''):
"Plot an overview of the order locations"
# Set the plotting screen size (square!)
biggles.configure('screen', 'width', 600)
biggles.configure('screen', 'height', 600)
# Find the number of orders and determine if there are any interlaced
# orders to be plotted
norders = len(orders)
if interlacedorders:
ninterlacedorders = len(interlacedorders)
# Create the 'frame' object that will hold the plot and give it a title
frame = biggles.FramedPlot()
frame.title = title
# Set the x- and y-ranges
frame.xrange = (0, xsize)
frame.yrange = (0, ysize)
# Loop over orders
for order in orders:
# Determine the x and y positions of the orders on the detector
(xvec, yvec) = frameUtils.getorderxy(order, npoints=npoints)
# And plot these into 'frame'
frame.add(biggles.Curve(xvec, yvec))
if interlacedorders:
# Do similar procedure for the interlaced orders
for order in interlacedorders:
(xvec, yvec) = frameUtils.getorderxy(order, npoints=npoints)
frame.add(biggles.Curve(xvec, yvec, color='blue'))
# Display the plot on screen
frame.show()
def plotorders(orders, interlacedorders=None, xsize=2048, ysize=2048,
npoints=50, title=''):
"Plot an overview of the order locations"
# Set the plotting screen size (square!)
biggles.configure('screen', 'width', 600)
biggles.configure('screen', 'height', 600)
# Find the number of orders and determine if there are any interlaced
# orders to be plotted
norders = len(orders)
if interlacedorders:
ninterlacedorders = len(interlacedorders)
# Create the 'frame' object that will hold the plot and give it a title
frame = biggles.FramedPlot()
frame.title = title
# Set the x- and y-ranges
frame.xrange = (0, xsize)
frame.yrange = (0, ysize)
# Loop over orders
for order in orders:
# Determine the x and y positions of the orders on the detector
(xvec, yvec) = frameUtils.getorderxy(order, npoints=npoints)
# And plot these into 'frame'
frame.add(biggles.Curve(xvec, yvec))
if interlacedorders:
# Do similar procedure for the interlaced orders
for order in interlacedorders:
(xvec, yvec) = frameUtils.getorderxy(order, npoints=npoints)
frame.add(biggles.Curve(xvec, yvec, color='blue'))
# Display the plot on screen
frame.show()
def plot_fits(pars, samples, comps, dolog=True, show=False, eps=None, par_labels=None):
"""
"""
import esutil as eu
import biggles
import images
biggles.configure('screen','width', 1400)
biggles.configure('screen','height', 800)
num=pars.shape[0]
ndim=pars.shape[1]
nrow,ncol = images.get_grid(ndim)
tab=biggles.Table(nrow,ncol)
for dim in xrange(ndim):
plt = _plot_single(pars[:,dim], samples[:,dim], comps, do_ylog=True)
if par_labels is not None:
plt.xlabel=par_labels[dim]
else:
plt.xlabel=r'$P_%s$' % dim
row=(dim)/ncol
col=(dim) % ncol
tab[row,col] = plt
tab.aspect_ratio=nrow/float(ncol)
if eps:
import converter
print(eps)
d=os.path.dirname(eps)
if not os.path.exists(d):
os.makedirs(d)
tab.write_eps(eps)
converter.convert(eps, verbose=True, dpi=200)
if show:
tab.show()
def plot_fits(self, st):
import biggles
biggles.configure("default", "fontsize_min", 2)
parnames = ["A", "a", "g0", "gmax"]
npars = len(parnames)
tab = Table(npars, 1)
magmiddle = (st["minmag"] + st["maxmag"]) / 2
for i in xrange(npars):
yval = st["pars"][:, i]
yerr = st["perr"][:, i]
ymean = yval.mean()
ystd = yval.std()
yrange = [ymean - 3.5 * ystd, ymean + 3.5 * ystd]
pts = Points(magmiddle, yval, type="filled circle")
yerrpts = SymmetricErrorBarsY(magmiddle, yval, yerr)
xerrpts = ErrorBarsX(yval, st["minmag"], st["maxmag"])
plt = FramedPlot()
plt.yrange = yrange
plt.add(pts, xerrpts, yerrpts)
plt.xlabel = "mag"
plt.ylabel = parnames[i]
tab[i, 0] = plt
if self.show:
tab.show()
d = files.get_prior_dir()
d = os.path.join(d, "plots")
epsfile = "pofe-pars-%s.eps" % self.otype
epsfile = os.path.join(d, epsfile)
eu.ostools.makedirs_fromfile(epsfile)
print epsfile
tab.write_eps(epsfile)
os.system("converter -d 100 %s" % epsfile)
def plot_fits(self,st):
import biggles
biggles.configure( 'default', 'fontsize_min', 2)
parnames=['A','a','g0','gmax']
npars=len(parnames)
tab=Table(npars,1)
magmiddle=(st['minmag'] + st['maxmag'])/2
for i in xrange(npars):
yval=st['pars'][:,i]
yerr=st['perr'][:,i]
ymean=yval.mean()
ystd=yval.std()
yrange=[ymean-3.5*ystd, ymean+3.5*ystd]
pts=Points(magmiddle, yval, type='filled circle')
yerrpts=SymmetricErrorBarsY(magmiddle,yval,yerr)
xerrpts=ErrorBarsX(yval, st['minmag'], st['maxmag'])
plt=FramedPlot()
plt.yrange=yrange
plt.add(pts,xerrpts, yerrpts)
plt.xlabel='mag'
plt.ylabel=parnames[i]
tab[i,0] = plt
if self.show:
tab.show()
d=files.get_prior_dir()
d=os.path.join(d, 'plots')
epsfile='pofe-pars-%s.eps' % self.otype
epsfile=os.path.join(d,epsfile)
eu.ostools.makedirs_fromfile(epsfile)
print epsfile
tab.write_eps(epsfile)
os.system('converter -d 100 %s' % epsfile)
def __init__(self, **keys):
self.omega_m=keys.get('omega_m',0.25)
self.omega_b=keys.get('omega_b',0.055)
self.sigma_8=keys.get('sigma_8',0.8)
self.h=keys.get('h',1.0)
self.ns=keys.get('ns',0.98)
self.ehu = EisenHu(**keys)
self.qg1000 = eu.integrate.QGauss(npts=1000)
# rhocrit at z=0
self.rhocrit0 = 0.277520
try:
import biggles
biggles.configure('screen','width', 800)
biggles.configure('screen','height', 800)
except:
pass
def __init__(self):
biggles.configure("default", "fontsize_min", 1)
options, args = parser.parse_args(sys.argv[1:])
self.options = options
if options.run is None or options.shnum is None or options.psfnum is None or options.model is None:
parser.print_help()
sys.exit(1)
self.run = options.run
self.shnum = int(options.shnum)
self.psfnum = int(options.psfnum)
self.model = options.model
self._load_data()
self.parsname = self.model + "_pars"
if self.parsname not in self._data.dtype.names:
raise ValueError("tag '%s' not found" % self.parsname)
def plot_sheardiff_vs_field(self, nperbin, field, show=False):
import biggles
biggles.configure("default", "fontsize_min", 1.5)
biggles.configure("_HalfAxis", "ticks_size", 2.5)
biggles.configure("_HalfAxis", "subticks_size", 1.25)
data = self.get_data()
type = "vs_" + field
epsfile = get_shear_compare_plot_url(self["run"], self["mock_catalog"], type)
tab = biggles.Table(1, 2)
names = {"shear1_diff": r"$\gamma_1-\gamma_1^{true}", "shear2_diff": r"$\gamma_2-\gamma_2^{true}"}
if field == "shear_s2n":
xlog = True
else:
xlog = False
plots = eu.plotting.bhist_vs(
data, field, "shear1_diff", "shear2_diff", nperbin=nperbin, names=names, size=2.5, xlog=xlog, show=False
)
tab[0, 0] = plots[0]
tab[0, 1] = plots[1]
tab[0, 0].aspect_ratio = 1
tab[0, 1].aspect_ratio = 1
tab.write_eps(epsfile)
converter.convert(epsfile, dpi=120, verbose=True)
pngfile = epsfile.replace(".eps", ".png")
if show:
tab.show()
return pngfile
def main():
biggles.configure('default','fontsize_min',2.5)
args=parser.parse_args()
s2n_min = numpy.array( [7,10,13,16,19] )
fitlist=[]
for smin in s2n_min:
means, means_nocorr = read_means(smin, args)
fits=nsim.averaging_new.get_m_c_oneshear(means)
fits_nocorr=nsim.averaging_new.get_m_c_oneshear(means_nocorr)
dt=[
('m_nocorr','f8'),
('merr_nocorr','f8'),
('c_nocorr','f8'),
('cerr_nocorr','f8'),
]
allfits=eu.numpy_util.add_fields(fits, dt)
allfits['m_nocorr'] = fits_nocorr['m']
allfits['merr_nocorr'] = fits_nocorr['merr']
allfits['c_nocorr'] = fits_nocorr['c']
allfits['cerr_nocorr'] = fits_nocorr['cerr']
fitlist.append(allfits)
data=eu.numpy_util.combine_arrlist(fitlist)
doplot_with_uncorrected(s2n_min, data, args)
doplot(s2n_min, data, args)
doprint_table(s2n_min, data)
def plot_many_hist(arr):
import biggles
import esutil as eu
biggles.configure('default','fontsize_min',1)
ndim = arr.shape[1]
nrow,ncol = eu.plotting.get_grid(ndim)
plt=biggles.Table(nrow,ncol)
names=['cen1','cen1','g1','g2','T','counts']
for dim in xrange(ndim):
row=dim/ncol
col=dim % ncol
bsize=0.2*arr[:,dim].std()
p=eu.plotting.bhist(arr[:,dim],binsize=bsize,
xlabel=names[dim],
show=False)
p.aspect_ratio=1
plt[row,col] = p
plt.show()
def plot_fits(self,st):
import biggles
biggles.configure( 'default', 'fontsize_min', 2)
if self.objtype=='gexp':
parnames=['A','a','g0','gmax']
else:
parnames=['A','b','c']
npars=len(parnames)
tab=Table(npars,1)
magmiddle=(st['minmag'] + st['maxmag'])/2
for i in xrange(npars):
yval=st['pars'][:,i]
yerr=st['perr'][:,i]
ymean=yval.mean()
ystd=yval.std()
yrange=[ymean-3.5*ystd, ymean+3.5*ystd]
pts=Points(magmiddle, yval, type='filled circle')
yerrpts=SymmetricErrorBarsY(magmiddle,yval,yerr)
xerrpts=ErrorBarsX(yval, st['minmag'], st['maxmag'])
plt=FramedPlot()
plt.yrange=yrange
plt.add(pts,xerrpts, yerrpts)
plt.xlabel='mag'
plt.ylabel=parnames[i]
tab[i,0] = plt
tab.show()
def main(fname):
w, h = getres()
biggles.configure("default", "fontsize_min", 0.8)
biggles.configure("screen", "width", w * 0.9)
biggles.configure("screen", "height", h * 0.9)
data = read_chain(fname)
xdata = numpy.arange(data.size)
npars = data["pars"][0, :].size
if npars in [6, 7, 8]:
nrows = 3
ncols = 3
elif npars in [9, 10, 11]:
nrows = 4
ncols = 3
else:
raise ValueError("support mor npars")
tab = biggles.Table(nrows, ncols)
plt = biggles.FramedPlot()
lnprob = data["lnprob"] - data["lnprob"].max()
plt.add(biggles.Curve(xdata, lnprob))
plt.xlabel = "step"
plt.ylabel = "ln(prob)"
tab[0, 0] = plt
npar = data["pars"].shape[1]
iplt = 1
for i in xrange(npar):
std = data["pars"][:, i].std()
binsize = 0.2 * std
plt = eu.plotting.bhist(data["pars"][:, i], binsize=binsize, xlabel="par %s" % (i + 1), show=False)
prow = iplt / ncols
pcol = iplt % ncols
tab[prow, pcol] = plt
iplt += 1
tab.show()
def plot_results(trials, **keys):
"""
Plot the points and histograms of trials from an MCMC chain.
"""
import biggles
import esutil
npars=trials.shape[1]
fontsize_min=keys.get('fontsize_min',1)
biggles.configure( 'default', 'fontsize_min', fontsize_min)
weights=keys.get('weights',None)
binfac=keys.get('binfac',0.2)
names=keys.get('names',None)
show=keys.get('show',True)
ptypes=keys.get('ptypes',['linear']*npars)
means,cov = extract_stats(trials,weights=weights)
errs=sqrt(diag(cov))
plt=biggles.Table(npars,2)
ind = numpy.arange(trials.shape[0])
for i in xrange(npars):
if names is not None:
name=names[i]
else:
name=r'$p_{%d}$' % i
burn_plot_i = esutil.plotting.bscatter(ind,trials[:,i],
type='solid',
xlabel='step',
ylabel=name,
show=False)
plt[i,0] = burn_plot_i
if ptypes[i] == 'linear':
vals=trials[:,i]
bsize = binfac*errs[i]
xlabel=name
else:
vals=numpy.log10(trials[:,i])
bsize=0.2*vals.std()
xlabel=r'$log_{10}(%s)$' % name
hdict = esutil.stat.histogram(vals,
binsize=bsize,
weights=weights,
more=True)
if weights is not None:
hist=hdict['whist']
hplot = biggles.Curve(hdict['center'],
hdict['whist'])
else:
hist=hdict['hist']
hplot = biggles.Histogram(hdict['hist'],
x0=hdict['low'][0],
binsize=bsize)
plti=biggles.FramedPlot()
plti.xlabel=xlabel
hmax=hist.max()
plti.yrange=[-0.05*hmax, 1.2*hmax]
plti.add(hplot)
lab = r'$<%s> = %0.4g \pm %0.4g$' % (name,means[i],errs[i])
plab = biggles.PlotLabel(0.1,0.8,lab,
halign='left',
color='blue')
plti.add(plab)
plt[i,1]=plti
plt.title=keys.get('title',None)
if show:
plt.show()
return plt
def compare_images(im1, im2, **keys):
import biggles
show=keys.get('show',True)
skysig=keys.get('skysig',None)
dof=keys.get('dof',None)
cross_sections=keys.get('cross_sections',True)
ymin=keys.get('min',None)
ymax=keys.get('max',None)
color1=keys.get('color1','blue')
color2=keys.get('color2','orange')
colordiff=keys.get('colordiff','red')
nrow=2
if cross_sections:
ncol=3
else:
ncol=2
label1=keys.get('label1','im1')
label2=keys.get('label2','im2')
cen=keys.get('cen',None)
if cen is None:
cen = [(im1.shape[0]-1)/2., (im1.shape[1]-1)/2.]
labelres='%s-%s' % (label1,label2)
biggles.configure( 'default', 'fontsize_min', 1.)
if im1.shape != im2.shape:
raise ValueError("images must be the same shape")
#resid = im2-im1
resid = im1-im2
# will only be used if type is contour
tab=biggles.Table(nrow,ncol)
if 'title' in keys:
tab.title=keys['title']
tkeys=copy.deepcopy(keys)
tkeys['show']=False
tkeys['file']=None
im1plt=view(im1, **tkeys)
im2plt=view(im2, **tkeys)
tkeys['nonlinear']=None
# this has no effect
tkeys['min'] = resid.min()
tkeys['max'] = resid.max()
residplt=view(resid, **tkeys)
if skysig is not None:
if dof is None:
dof=im1.size
chi2per = (resid**2).sum()/skysig**2/dof
lab = biggles.PlotLabel(0.1,0.1,
r'$\chi^2/dof$: %0.2f' % chi2per,
color='red',
halign='left')
else:
if dof is None:
dof=im1.size
chi2per = (resid**2).sum()/dof
lab = biggles.PlotLabel(0.1,0.1,
r'$\chi^2/npix$: %.3e' % chi2per,
color='red',
halign='left')
residplt.add(lab)
im1plt.title=label1
im2plt.title=label2
residplt.title=labelres
# cross-sections
if cross_sections:
cen0=int(cen[0])
cen1=int(cen[1])
im1rows = im1[:,cen1]
im1cols = im1[cen0,:]
im2rows = im2[:,cen1]
im2cols = im2[cen0,:]
resrows = resid[:,cen1]
rescols = resid[cen0,:]
him1rows = biggles.Histogram(im1rows, color=color1)
him1cols = biggles.Histogram(im1cols, color=color1)
him2rows = biggles.Histogram(im2rows, color=color2)
him2cols = biggles.Histogram(im2cols, color=color2)
hresrows = biggles.Histogram(resrows, color=colordiff)
hrescols = biggles.Histogram(rescols, color=colordiff)
him1rows.label = label1
him2rows.label = label2
hresrows.label = labelres
key = biggles.PlotKey(0.1,0.9,[him1rows,him2rows,hresrows])
rplt=biggles.FramedPlot()
rplt.add( him1rows, him2rows, hresrows,key )
rplt.xlabel = 'Center Rows'
cplt=biggles.FramedPlot()
cplt.add( him1cols, him2cols, hrescols )
cplt.xlabel = 'Center Columns'
rplt.aspect_ratio=1
cplt.aspect_ratio=1
tab[0,0] = im1plt
tab[0,1] = im2plt
tab[0,2] = residplt
tab[1,0] = rplt
tab[1,1] = cplt
else:
tab[0,0] = im1plt
tab[0,1] = im2plt
tab[1,0] = residplt
_writefile_maybe(tab, **keys)
_show_maybe(tab, **keys)
return tab
import biggles
from numpy import log10, logspace, random
biggles.configure('default', 'fontsize_min', 2.5)
# set up some data
x = logspace(log10(0.1), log10(10.0), 10)
model = 1.0 / x
yerr = 0.1 * model
y = model + yerr * random.normal(size=x.size)
yratio = y / model
yratio_err = yerr / model
# build the FramedArray. Note the x axis
# is set to log for all plots
a = biggles.FramedArray(
2, 1,
xlog=True,
aspect_ratio=1.2,
xlabel=r'$R [h^{-1} Mpc]$',
row_fractions=[0.75, 0.25],
)
color = 'blue'
sym = 'filled circle'
mcurve = biggles.Curve(x, model)
pts = biggles.Points(x, y, type=sym, color=color)
def compare_images(im1_in, im2_in, wt_in, **keys):
import biggles
import copy
import images
"""
wt = wt_in.copy()
maxwt = wt.max()
noiseval = np.sqrt(1.0/maxwt)
w = np.where(wt <= 0.0)
if w[0].size > 0:
wt[w] = maxwt
noise = np.random.normal(size=wt.shape)
noise *= np.sqrt(1.0/wt)
"""
if im1_in.shape != im2_in.shape:
raise ValueError("images must be the same shape")
color1 = keys.get('color1', 'blue')
color2 = keys.get('color2', 'orange')
colordiff = keys.get('colordiff', 'red')
label1 = keys.get('label1', 'im1')
label2 = keys.get('label2', 'im2')
resid = (im1_in - im2_in)
im1 = im1_in
im2 = im2_in
cen = [(im1.shape[0]-1)/2., (im1.shape[1]-1)/2.]
labelres = '%s-%s' % (label1, label2)
biggles.configure('default', 'fontsize_min', 1.)
# will only be used if type is contour
tab = biggles.Table(2, 3)
if 'title' in keys:
tab.title = keys['title']
tkeys = copy.deepcopy(keys)
tkeys.pop('title', None)
tkeys['show'] = False
tkeys['file'] = None
autoscale = True
tab[0, 0] = images.view(im1, autoscale=autoscale, **tkeys)
tab[0, 1] = images.view(im2, autoscale=autoscale, **tkeys)
tab[0, 2] = residplt = images.view(
resid*np.sqrt(wt_in.clip(min=0)), **tkeys
)
wgood = np.where(wt_in > 0.0)
dof = wgood[0].size
chi2per = (resid**2 * wt_in).sum()/dof
lab = biggles.PlotLabel(0.9, 0.9,
r'$\chi^2/dof$: %.2f' % chi2per,
color='red',
halign='right')
residplt.add(lab)
cen0 = int(cen[0])
cen1 = int(cen[1])
im1rows = im1_in[:, cen1]
im1cols = im1_in[cen0, :]
im2rows = im2_in[:, cen1]
im2cols = im2_in[cen0, :]
resrows = resid[:, cen1]
rescols = resid[cen0, :]
him1rows = biggles.Histogram(im1rows, color=color1)
him1cols = biggles.Histogram(im1cols, color=color1)
him2rows = biggles.Histogram(im2rows, color=color2)
him2cols = biggles.Histogram(im2cols, color=color2)
hresrows = biggles.Histogram(resrows, color=colordiff)
hrescols = biggles.Histogram(rescols, color=colordiff)
him1rows.label = label1
him2rows.label = label2
hresrows.label = labelres
key = biggles.PlotKey(0.1, 0.9,
[him1rows, him2rows, hresrows])
rplt = biggles.FramedPlot()
rplt.add(him1rows, him2rows, hresrows, key)
rplt.xlabel = 'Center Rows'
cplt = biggles.FramedPlot()
cplt.add(him1cols, him2cols, hrescols)
cplt.xlabel = 'Center Columns'
rplt.aspect_ratio = 1
cplt.aspect_ratio = 1
tab[1, 0] = rplt
tab[1, 1] = cplt
images._writefile_maybe(tab, **keys)
images._show_maybe(tab, **keys)
return tab
def compare_images_mosaic(im1, im2, **keys):
import biggles
import copy
import images
show = keys.get('show', True)
ymin = keys.get('min', None)
ymax = keys.get('max', None)
color1 = keys.get('color1', 'blue')
color2 = keys.get('color2', 'orange')
colordiff = keys.get('colordiff', 'red')
nrow = 2
ncol = 3
label1 = keys.get('label1', 'im1')
label2 = keys.get('label2', 'im2')
cen = keys.get('cen', None)
if cen is None:
cen = [(im1.shape[0] - 1) / 2., (im1.shape[1] - 1) / 2.]
labelres = '%s-%s' % (label1, label2)
biggles.configure('default', 'fontsize_min', 1.)
if im1.shape != im2.shape:
raise ValueError("images must be the same shape")
#resid = im2-im1
resid = im1 - im2
# will only be used if type is contour
tab = biggles.Table(2, 1)
if 'title' in keys:
tab.title = keys['title']
tkeys = copy.deepcopy(keys)
tkeys.pop('title', None)
tkeys['show'] = False
tkeys['file'] = None
tkeys['nonlinear'] = None
# this has no effect
tkeys['min'] = resid.min()
tkeys['max'] = resid.max()
mosaic = np.zeros((im1.shape[0], 3 * im1.shape[1]))
ncols = im1.shape[1]
mosaic[:, 0:ncols] = im1
mosaic[:, ncols:2 * ncols] = im2
mosaic[:, 2 * ncols:3 * ncols] = resid
residplt = images.view(mosaic, **tkeys)
dof = im1.size
chi2per = (resid**2).sum() / dof
lab = biggles.PlotLabel(0.9,
0.9,
r'$\chi^2/npix$: %.3e' % chi2per,
color='red',
halign='right')
residplt.add(lab)
cen0 = int(cen[0])
cen1 = int(cen[1])
im1rows = im1[:, cen1]
im1cols = im1[cen0, :]
im2rows = im2[:, cen1]
im2cols = im2[cen0, :]
resrows = resid[:, cen1]
rescols = resid[cen0, :]
him1rows = biggles.Histogram(im1rows, color=color1)
him1cols = biggles.Histogram(im1cols, color=color1)
him2rows = biggles.Histogram(im2rows, color=color2)
him2cols = biggles.Histogram(im2cols, color=color2)
hresrows = biggles.Histogram(resrows, color=colordiff)
hrescols = biggles.Histogram(rescols, color=colordiff)
him1rows.label = label1
him2rows.label = label2
hresrows.label = labelres
key = biggles.PlotKey(0.1, 0.9, [him1rows, him2rows, hresrows])
rplt = biggles.FramedPlot()
rplt.add(him1rows, him2rows, hresrows, key)
rplt.xlabel = 'Center Rows'
cplt = biggles.FramedPlot()
cplt.add(him1cols, him2cols, hrescols)
cplt.xlabel = 'Center Columns'
rplt.aspect_ratio = 1
cplt.aspect_ratio = 1
ctab = biggles.Table(1, 2)
ctab[0, 0] = rplt
ctab[0, 1] = cplt
tab[0, 0] = residplt
tab[1, 0] = ctab
images._writefile_maybe(tab, **keys)
images._show_maybe(tab, **keys)
return tab
def plot(yvecarr,
xvecarr=None,
color="black",
title="",
xsize=600,
ysize=300,
xrange=None,
yrange=None,
psfile=None):
"""
Use biggles to plot the spectrum in the 'yvecarr' array. 'yvecarr' may be
a 1-dimensional or a 2-dimensional array containing a single spectrum
or a set of spectra, respectively
"""
# Set the plotting screen to the demanded size
biggles.configure('screen', 'width', xsize)
biggles.configure('screen', 'height', ysize)
# Prepare the frame object and give it a title
frame = biggles.FramedPlot()
frame.aspect_ratio = 0.5
frame.title = title
# Make sure yvecarr is defined and make sense of it
if yvecarr is None:
return
else:
try:
nyvec, nypixels = numpy.shape(yvecarr)
except ValueError:
# Apparently, yvecarr is a one-dimensional array
nyvec = 1
nypixels = len(yvecarr)
yvecarr = numpy.array([yvecarr])
# If no xvecarr is defined, fill the x-axis array with increasing
# integers
if xvecarr is None:
xvecarr = numpy.zeros((nyvec, nypixels), dtype=numpy.float64)
nxpixels = nypixels
for i in range(nyvec):
xvecarr[i, :] = numpy.arange(nypixels)
else:
# If not, it is either a 1- or 2-dimensional array (similar to yvecarr)
try:
nxvec, nxpixels = numpy.shape(xvecarr)
except ValueError:
nxvec = 1
nxpixels = len(xvecarr)
xvecarr = numpy.array([xvecarr])
# Make sure that x and y arrays have identical length.
if (nxpixels != nypixels):
print 'Unequal length of x- and y-data'
return
# Set the plotting x-range if this was specified
if xrange:
frame.xrange = xrange
else:
frame.xrange = (xvecarr.min(), xvecarr.max())
# And similar for the y-range
if yrange:
frame.yrange = yrange
# else :
# frame.yrange = (yvecarr.min(), yvecarr.max())
# Now, start the loop over the spectra (or spectrum)
for i in range(nyvec):
# Select the x- and y-vectors
try:
xvec = xvecarr[i]
except IndexError:
xvec = range(0, len(yvec))
yvec = yvecarr[i]
# And plot these in the 'frame' object
frame.add(biggles.Curve(xvec, yvec, color=color))
# Also add a line indicating the zero-level
frame.add(biggles.LineY(0, color='blue'))
# And display this plot on screen
frame.show()
# Save to encapsulated postscript
# CURRENTLY NOT IMPLEMENTED. FOR LARGE PLOTS THIS MAY RESULT IN HEAVY DISK I/O
if psfile is not None:
frame.write_img(xsize, ysize, psfile)
# Return the object to the caller, in case it would like to do more with it...
return frame
def plot_fits(self):
means=self.means
if means.size == 1:
return
else:
import biggles
biggles.configure('default','fontsize_min',1.5)
fits=self.fits
args=self.args
#Q=calc_q(fits)
if args.yrange is not None:
yrange=[float(r) for r in args.yrange.split(',')]
else:
yrange=[-0.01,0.01]
xrng=args.xrange
if xrng is not None:
xrng=[float(r) for r in args.xrange.split(',')]
tab=biggles.Table(1,2)
tab.aspect_ratio=0.5
diff = means['shear'] - means['shear_true']
plts=[]
for i in [0,1]:
x = means['shear_true'][:,i]
plt =biggles.plot(
x,
diff[:,i],
xlabel=r'$\gamma_{%d}$ true' % (i+1,),
ylabel=r'$\Delta \gamma_{%d}$' % (i+1,),
yrange=yrange,
xrange=xrng,
visible=False,
)
yfit=fits['m'][0,i]*x + fits['c'][0,i]
z=biggles.Curve(x, x*0, color='black')
c=biggles.Curve(x, yfit, color='red')
plt.add(z,c)
'''
mstr='m%d: %.2g +/- %.2g' % (i+1,fits['m'][0,i],fits['merr'][0,i])
cstr='c%d: %.2g +/- %.2g' % (i+1,fits['c'][0,i],fits['cerr'][0,i])
mlab=biggles.PlotLabel(0.1,0.9,
mstr,
halign='left')
clab=biggles.PlotLabel(0.1,0.85,
cstr,
halign='left')
plt.add(mlab,clab)
'''
if False and i==0:
Qstr='Q: %d' % (int(Q),)
Qlab=biggles.PlotLabel(0.1,0.8,
Qstr,
halign='left')
plt.add(Qlab)
tab[0,i] = plt
fname=self._get_fit_plot_file()
eu.ostools.makedirs_fromfile(fname)
print("writing:",fname)
tab.write_eps(fname)
if args.show:
tab.show(width=1000, height=1000)
def plot_results(trials, **keys):
"""
Plot the points and histograms of trials from an MCMC chain.
"""
import biggles
import esutil
from esutil.numpy_util import where1, between
npars = trials.shape[1]
fontsize_min = keys.get("fontsize_min", 1)
biggles.configure("default", "fontsize_min", fontsize_min)
weights = keys.get("weights", None)
nbin = keys.get("nbin", 35)
names = keys.get("names", None)
show = keys.get("show", True)
nsigma = keys.get("nsigma", None)
means, cov = extract_stats(trials, weights=weights)
errs = sqrt(diag(cov))
plt = biggles.Table(npars, 2)
ind = numpy.arange(trials.shape[0])
for i in xrange(npars):
if names is not None:
name = names[i]
else:
name = r"$p_{%d}$" % i
use_trials = trials[:, i]
use_ind = ind
use_wts = weights
if nsigma is not None:
w = where1(between(trials[:, i], means[i] - nsigma * errs[i], means[i] + nsigma * errs[i]))
use_trials = trials[w, i]
use_ind = ind[w]
if weights is not None:
use_wts = weights[w]
burn_plot_i = biggles.plot(use_ind, use_trials, type="solid", xlabel="step", ylabel=name, visible=False)
plt[i, 0] = burn_plot_i
hcurve, bin_edges, harray = biggles.make_histc(use_trials, nbin=nbin, weights=use_wts, get_hdata=True)
plti = biggles.FramedPlot()
plti.xlabel = name
hmax = harray.max()
plti.yrange = [-0.05 * hmax, 1.2 * hmax]
plti.add(hcurve)
lab = r"$<%s> = %0.4g \pm %0.4g$" % (name, means[i], errs[i])
plab = biggles.PlotLabel(0.1, 0.8, lab, halign="left", color="blue")
plti.add(plab)
plt[i, 1] = plti
plt.title = keys.get("title", None)
if show:
plt.show()
return plt
import biggles
from numpy import log10, logspace, random
biggles.configure('default', 'fontsize_min', 2.5)
# set up some data
x = logspace(log10(0.1), log10(10.0), 10)
model = 1.0 / x
yerr = 0.1 * model
y = model + yerr * random.normal(size=x.size)
yratio = y / model
yratio_err = yerr / model
# build the FramedArray. Note the x axis
# is set to log for all plots
a = biggles.FramedArray(
2,
1,
xlog=True,
aspect_ratio=1.2,
xlabel=r'$R [h^{-1} Mpc]$',
row_fractions=[0.75, 0.25],
)
color = 'blue'
sym = 'filled circle'
mcurve = biggles.Curve(x, model)
pts = biggles.Points(x, y, type=sym, color=color)
def fit_prior(run, is2n=0, field='pars_noshear',show=False):
import biggles
import esutil as eu
from sklearn.mixture import GMM
import fitsio
gm=ngmix.gmix.GMixND()
alldata=files.read_output(run, is2n)
data=alldata[field]
# fit |g|
g=sqrt(data[:,2]**2 + data[:,3]**2)
gp=ngmix.priors.GPriorBA()
bs=eu.stat.Binner(g)
bs.dohist(nbin=100)
bs.calc_stats()
xvals=bs['center']
yvals=bs['hist'].astype('f8')
gp.dofit(xvals, yvals)
rg=gp.sample1d(1000000)
#eta1,eta2,good=ngmix.shape.g1g2_to_eta1eta2_array(data[:,2],
# data[:,3])
#eta = 2*numpy.arctanh(g)
#logg=log(g)
outfile=files.get_fitprior_url(run, is2n)
epsfile=files.get_fitprior_url(run, is2n, ext='eps')
# fit TF with n-dimensional gaussian
ngauss=20
gm.fit(data[:, 4:], ngauss, min_covar=1.0e-4)
'''
print("fitting log(g)")
g_gmm=GMM(n_components=10,
n_iter=5000,
min_covar=1.0e-4,
covariance_type='full')
g_gmm.fit(eta[:,newaxis])
if not g_gmm.converged_:
print("DID NOT CONVERGE")
rg=g_gmm.sample(1000000)
gplt=biggles.plot_hist(eta,nbin=100,xlabel='|g|',
norm=1,
visible=False)
'''
gplt=biggles.plot_hist(g,nbin=100,xlabel='|g|',
norm=1,
visible=False)
#gplt=biggles.plot_hist(rg[:,0],nbin=100,
gplt=biggles.plot_hist(rg,nbin=100,
plt=gplt,
norm=1,
color='red',
visible=False)
print("saving mixture to:",outfile)
gm.save_mixture(outfile)
with fitsio.FITS(outfile,'rw') as fits:
gout=numpy.zeros(1, dtype=[('sigma','f8')])
gout['sigma'] = gp.fit_pars[1]
fits.write(gout, extname='gfit')
#
# plots
#
r=gm.sample(1000000)
tab=biggles.Table(2,2)
Tplt=biggles.plot_hist(data[:,4], nbin=100,
xlabel='log(T)',
norm=1,
visible=False)
biggles.plot_hist(r[:,0], nbin=100,
color='red',
norm=1,
plt=Tplt,
visible=False)
Fplt=biggles.plot_hist(data[:,5], nbin=100,
xlabel='log(F)',
norm=1,
visible=False)
biggles.plot_hist(r[:,1], nbin=100,
color='red',
norm=1,
plt=Fplt,
visible=False)
'''
eta1plt=biggles.plot_hist(eta1, nbin=100,
xlabel='eta1',
norm=1,
visible=False)
eta2plt=biggles.plot_hist(eta2, nbin=100,
xlabel='eta2',
norm=1,
visible=False)
'''
tab[0,0] = Tplt
tab[0,1] = Fplt
#tab[1,0] = eta1plt
#tab[1,1] = eta2plt
tab[1,0] = gplt
tab[1,1] = gplt
tab.aspect_ratio=0.5
print("writing:",epsfile)
tab.write_eps(epsfile)
if show:
biggles.configure('screen','width',1200)
biggles.configure('screen','height',700)
tab.show()
#!/usr/bin/env python
import Numeric
import biggles
def congestion_window():
yvalues = [1,2,4,8,12,13,14,15,16,1,2,4,8,9,10,11,12,13,14,1]
return Numeric.array(range(1,len(yvalues)+1)),Numeric.array(yvalues)
def line(x1,y1,x2,y2):
yvalues = [y1,y2]
xvalues = [x1,x2]
return Numeric.array(xvalues),Numeric.array(yvalues)
biggles.configure( 'default', 'fontface', 'Times')
p = biggles.FramedPlot()
p.aspect_ratio = 0.5
p.y1.subticks = 1
p.y2.subticks = 1
p.xlabel = 'Transmission Round'
p.ylabel = 'TCP Congestion Window'
x,y = congestion_window()
a = biggles.Curve(x,y,color="blue")
b = biggles.Points(x,y,color="blue",type="filled circle",size=1)
c = biggles.DataLine((1,12),(9,12),type="dashed")
d = biggles.DataLabel(3,12.5,"Threshold",halign="center")
e = biggles.DataLine((10,8),(19,8),type="dashed")
f = biggles.DataLine((20,7),(21,7),type="dashed")
p.add(a, b, c, d, e, f)
p.write_img(2000,1000,'tcp.png')
p.write_eps('tcp.eps')
def plot_fits(self):
means = self.means
if means.size == 1:
return
else:
import biggles
biggles.configure('default', 'fontsize_min', 1.5)
fits = self.fits
args = self.args
#Q=calc_q(fits)
if args.yrange is not None:
yrange = [float(r) for r in args.yrange.split(',')]
else:
yrange = [-0.01, 0.01]
xrng = args.xrange
if xrng is not None:
xrng = [float(r) for r in args.xrange.split(',')]
tab = biggles.Table(1, 2)
tab.aspect_ratio = 0.5
diff = means['shear'] - means['shear_true']
plts = []
for i in [0, 1]:
x = means['shear_true'][:, i]
plt = biggles.plot(
x,
diff[:, i],
xlabel=r'$\gamma_{%d}$ true' % (i + 1, ),
ylabel=r'$\Delta \gamma_{%d}$' % (i + 1, ),
yrange=yrange,
xrange=xrng,
visible=False,
)
yfit = fits['m'][0, i] * x + fits['c'][0, i]
z = biggles.Curve(x, x * 0, color='black')
c = biggles.Curve(x, yfit, color='red')
plt.add(z, c)
'''
mstr='m%d: %.2g +/- %.2g' % (i+1,fits['m'][0,i],fits['merr'][0,i])
cstr='c%d: %.2g +/- %.2g' % (i+1,fits['c'][0,i],fits['cerr'][0,i])
mlab=biggles.PlotLabel(0.1,0.9,
mstr,
halign='left')
clab=biggles.PlotLabel(0.1,0.85,
cstr,
halign='left')
plt.add(mlab,clab)
'''
if False and i == 0:
Qstr = 'Q: %d' % (int(Q), )
Qlab = biggles.PlotLabel(0.1, 0.8, Qstr, halign='left')
plt.add(Qlab)
tab[0, i] = plt
fname = self._get_fit_plot_file()
eu.ostools.makedirs_fromfile(fname)
print("writing:", fname)
tab.write_eps(fname)
if args.show:
tab.show(width=1000, height=1000)
## delete temp receptor pdbs
cleanup(rec_pdbs)
## Plot results
##
import biggles
## get individual energy terms, remove non calculated terms
for t in bind.keys():
zero_mask = [bind[k] == 0.0 for k in bind.keys()]
e_val = transpose(compress(logical_not(zero_mask), l_energy))
e_key = sum(transpose(take(bind.keys(), nonzero(sum(l_energy)))))
e_key = [string.strip(key) for key in e_key]
## initiale FramedArray
biggles.configure('fontsize_min', .5)
p = biggles.FramedArray(len(e_key), 1)
## labels etc.
p.title = '/'.join(string.split(options['o'], '/')[-4:-1])
p.xlabel = 'fraction of native contacts'
p.ylabel = 'fold_X binding energy'
## Y-data
d0 = biggles.Points(l_fnc, l_tot, type='circle', size=1)
p_energy = []
p_label = []
p_average = []
p_reference = []
p_histogram = []
lm=range(1, nr_lig + 1),
soln=len(cList) / (nr_rec * nr_lig))
## sort data
sorted_data = sort(data, 2)
## get the lowest number of zeros in any array
lenZeros = leastNumberOfZeros(sorted_data)
colorDic = {
'x': 'red',
'r': 'cornflower blue',
'l': 'pale green',
'a': 'grey54'
}
biggles.configure('fontsize_min', 0.7)
#################
## EXTRA PLOTS
hexE = cList.valuesOf('hex_etotal')
order = argsort(hexE)
soln = 512
def singleDataPlot(data, inverse, sorted_ref, zeros, soln, color):
sorted_data = sort(data)
if inverse:
data = (1. / array(data)).tolist()
sorted_data = sort(data)
# log plot
log_p = logPlot([[sorted_data]], zeros, color, ref=None, ave=5)
def plot_results_separate(trials, **keys):
"""
Plot the points and histograms of trials from an MCMC chain.
"""
import biggles
import esutil
import images
npars=trials.shape[1]
fontsize_min=keys.get('fontsize_min',1)
biggles.configure( 'default', 'fontsize_min', fontsize_min)
weights=keys.get('weights',None)
binfac=keys.get('binfac',0.2)
names=keys.get('names',None)
show=keys.get('show',True)
ptypes=keys.get('ptypes',['linear']*npars)
means,cov = extract_stats(trials,weights=weights)
errs=sqrt(diag(cov))
nrows, ncols =images.get_grid(npars)
burn_plt=biggles.Table(nrows, ncols)
hist_plt=biggles.Table(nrows, ncols)
ind = numpy.arange(trials.shape[0])
prow=0
pcol=0
for i in xrange(npars):
prow=i/ncols
pcol=i % ncols
if names is not None:
name=names[i]
else:
name=r'$p_{%d}$' % i
lab = r'$<%s> = %0.4g \pm %0.4g$' % (name,means[i],errs[i])
plab = biggles.PlotLabel(0.1,0.8,lab,
halign='left',
color='blue')
# steps
burn_plot_i = esutil.plotting.bscatter(ind,trials[:,i],
type='solid',
xlabel='step',
ylabel=name,
show=False)
burn_plot_i.add(plab)
burn_plt[prow,pcol] = burn_plot_i
# hist
vals=trials[:,i]
bsize = binfac*errs[i]
hdict = esutil.stat.histogram(vals,
binsize=bsize,
weights=weights,
more=True)
if weights is not None:
hist=hdict['whist']
hplot = biggles.Curve(hdict['center'],
hdict['whist'])
else:
hist=hdict['hist']
hplot = biggles.Histogram(hdict['hist'],
x0=hdict['low'][0],
binsize=bsize)
plti=biggles.FramedPlot()
plti.xlabel=name
hmax=hist.max()
plti.yrange=[-0.05*hmax, 1.2*hmax]
plti.add(hplot)
plti.add(plab)
hist_plt[prow,pcol]=plti
burn_plt.title=keys.get('title',None)
hist_plt.title=keys.get('title',None)
if show:
burn_plt.show()
hist_plt.show()
return burn_plt, hist_plt
def plot_results_separate(trials, **keys):
"""
Plot the points and histograms of trials from an MCMC chain.
"""
import biggles
import esutil
import images
npars = trials.shape[1]
fontsize_min = keys.get("fontsize_min", 1)
biggles.configure("default", "fontsize_min", fontsize_min)
weights = keys.get("weights", None)
binfac = keys.get("binfac", 0.2)
names = keys.get("names", None)
show = keys.get("show", True)
ptypes = keys.get("ptypes", ["linear"] * npars)
means, cov = extract_stats(trials, weights=weights)
errs = sqrt(diag(cov))
nrows, ncols = images.get_grid(npars)
burn_plt = biggles.Table(nrows, ncols)
hist_plt = biggles.Table(nrows, ncols)
ind = numpy.arange(trials.shape[0])
prow = 0
pcol = 0
for i in xrange(npars):
prow = i / ncols
pcol = i % ncols
if names is not None:
name = names[i]
else:
name = r"$p_{%d}$" % i
lab = r"$<%s> = %0.4g \pm %0.4g$" % (name, means[i], errs[i])
plab = biggles.PlotLabel(0.1, 0.8, lab, halign="left", color="blue")
# steps
burn_plot_i = esutil.plotting.bscatter(ind, trials[:, i], type="solid", xlabel="step", ylabel=name, show=False)
burn_plot_i.add(plab)
burn_plt[prow, pcol] = burn_plot_i
# hist
vals = trials[:, i]
bsize = binfac * errs[i]
hdict = esutil.stat.histogram(vals, binsize=bsize, weights=weights, more=True)
if weights is not None:
hist = hdict["whist"]
hplot = biggles.Curve(hdict["center"], hdict["whist"])
else:
hist = hdict["hist"]
hplot = biggles.Histogram(hdict["hist"], x0=hdict["low"][0], binsize=bsize)
plti = biggles.FramedPlot()
plti.xlabel = name
hmax = hist.max()
plti.yrange = [-0.05 * hmax, 1.2 * hmax]
plti.add(hplot)
plti.add(plab)
hist_plt[prow, pcol] = plti
burn_plt.title = keys.get("title", None)
hist_plt.title = keys.get("title", None)
if show:
burn_plt.show()
hist_plt.show()
return burn_plt, hist_plt
def remove_bg(frame, extension=0, poly_order_x=10, poly_order_y=8, nsteps=100, max_gradient=5, orderdef=None):
medianfiltersize = 5
minfiltersize = 10
if nsteps <= poly_order_y: poly_order_y = int(nsteps / 2)
im = frame[extension].data
(ysize, xsize) = im.shape
bgim = numpy.zeros((ysize, xsize), dtype=numpy.float64)
xfitarr = numpy.zeros((nsteps, xsize), dtype=numpy.float64)
xx = numpy.arange(xsize, dtype=numpy.float64)
yy = numpy.arange(ysize, dtype=numpy.float64)
xx_mean = xx.mean()
yy_mean = yy.mean()
ystep = int(ysize / (nsteps - 1))
yvals = (numpy.arange(nsteps) * ystep).round()
ycount = 0
for yind in yvals:
#medianvec = numpy.zeros(xsize, dtype=numpy.float64)
minvec = numpy.zeros(xsize, dtype=numpy.float64)
ymin_ind = numpy.max([yind-medianfiltersize, 0])
ymax_ind = numpy.min([yind+medianfiltersize, ysize-1])
naver = ymax_ind - ymin_ind + 1
meanvec = numpy.average(im[ymin_ind:ymax_ind, :], axis=0)
kernel = numpy.repeat(0.2, 5)
d_meanvec = numpy.gradient(numpy.convolve(meanvec, kernel, mode='sample'))
d_meanvec[0:10] = 0
d_meanvec[xsize-11:xsize-1] = 0
order_throughs = []
order_throughs2 = []
order_peaks = []
all_peaks = []
# First try to detect the peaks myself...
for j in numpy.arange(xsize-1) + 1:
if (d_meanvec[j-1] > max_gradient and d_meanvec[j] < max_gradient): all_peaks.append(j)
# Now make use of existing orderdef if it exists
if orderdef is not None:
for order in orderdef:
centery = order['centerpix']
centerx = order['centerval']
cheb_min = order['coefs'][2]
cheb_max = order['coefs'][3]
chebcoef = order['coefs'][4:]
orderpos = _chebev(cheb_min, cheb_max, chebcoef, numpy.array([yind+1]))
order_peaks.append(int(orderpos[0] + centerx) - 1)
# But also append 'own' peaks below and above defined orders
min_order_peak = numpy.min(order_peaks)
max_order_peak = numpy.max(order_peaks)
for peak in all_peaks:
if peak < min_order_peak: order_peaks.append(peak)
if peak > max_order_peak: order_peaks.append(peak)
else:
# Use whatever we have
order_peaks = all_peaks
order_peaks = numpy.array(order_peaks)
npeaks = order_peaks.size
order_throughs = (order_peaks[1:] + order_peaks[:npeaks-1]) / 2
# Correct the max gradient for frames with very low pixel counts
max_gradient = numpy.min((5, numpy.mean(meanvec.take(order_peaks)) / 4))
# Now start searching for points that sample the background
# (scattered light level)
# First, find low points before first order, with
# at least one point every 20 pixels
for xpix in numpy.arange(0, order_peaks.min(), 20):
shortvec = numpy.arange(20) + xpix
shortvec = numpy.extract(shortvec < order_peaks.min(), shortvec)
if (shortvec.size > 0):
order_throughs2.append(shortvec[numpy.argmin(meanvec.take(shortvec))])
# The following is fancy, but it does not work since derivative is put to
# zero at last pixels and hence it cannot be used to find peaks or troughs.
#
# (inds,) = numpy.where(short_dd > -max_gradient)
# if inds.size == 0: inds = short_dd.size
# min_ind = numpy.min(inds)
# max_ind = short_dd.size
#
# for j in numpy.arange(min_ind, max_ind - min_ind):
# order_throughs2.append(shortvec[j])
# nfound = nfound + 1
# if nfound == 0:
# order_throughs2.append(shortvec[numpy.argmin(meanvec.take(shortvec))])
# Then loop over orders and find the troughs between the orders
for xpix in order_throughs:
shortvec = numpy.arange(11) - 5 + xpix
shortvec = numpy.extract(shortvec > 1, shortvec)
shortvec = numpy.extract(shortvec < xsize-1, shortvec)
short_dd = d_meanvec.take(shortvec)
# Use gradient to find region between peaks
(inds,) = numpy.where(short_dd < -max_gradient)
if inds.size == 0: inds = 0
min_ind = numpy.max(inds)
(inds,) = numpy.where(short_dd > max_gradient)
if inds.size == 0: inds = short_dd.size
max_ind = numpy.min(inds)
# Add the found region to the array of troughs
nfound = 0
for j in numpy.arange(min_ind, max_ind - min_ind):
order_throughs2.append(shortvec[j])
nfound = nfound + 1
if nfound == 0:
# But, if no through found, try to take minimum value of meanvec at position of trough
try: order_throughs2.append(shortvec[numpy.argmin(meanvec.take(shortvec))])
except: pass
# Old solution - middle point between the order peaks
# Does not work well because of non-monotonous order spacing
# order_throughs2.append(xpix)
# Safety catch: remove any incorrectly selected order peaks...
try: order_throughs2.remove(shortvec[j])
except: pass
# Finally, find lowest point after last order
shortvec = numpy.arange(50) + order_peaks.max()
shortvec = numpy.extract(shortvec < xsize-1, shortvec)
short_dd = d_meanvec.take(shortvec)
if shortvec.size > 0:
order_throughs2.append(shortvec[numpy.argmin(meanvec.take(shortvec))])
# Finally, make sure each point is only selected once
order_throughs = numpy.unique(order_throughs2)
niter = 0
# Perform fitting with sigma-clipping
while 1:
coefs = numpy.polyfit(order_throughs - xx_mean, meanvec.take(order_throughs),
poly_order_x)
xfit_poly = numpy.poly1d(coefs)
xfit = xfit_poly(order_throughs - xx_mean)
sigma = numpy.abs(meanvec.take(order_throughs) - xfit) / numpy.std(meanvec.take(order_throughs) - xfit)
rejected = numpy.extract(sigma > 3, order_throughs)
order_throughs = numpy.extract(sigma < 3, order_throughs)
niter = niter + 1
if niter == 5 or rejected.size == 0: break
xfit = xfit_poly(xx - xx_mean)
xfitarr[ycount, :] = xfit
ycount = ycount + 1
# Debugging plot in x-direction (across the orders)
if 0:
#if ycount % 10 == 0:
import biggles
biggles.configure('screen', 'width', 900)
biggles.configure('screen', 'height', 450)
fr = biggles.FramedPlot()
fr.yrange = [-50, meanvec.take(order_throughs).max()+50]
fr.add(biggles.Curve(xx, meanvec, color='green'))
fr.add(biggles.Curve(xx, xfit, color='blue'))
fr.add(biggles.Points(order_throughs, meanvec.take(order_throughs)))
fr.add(biggles.Points(order_peaks, meanvec.take(order_peaks), color='red'))
fr.title = str(yind)
fr.show()
# Now fit in the y-direction
for xind in numpy.arange(xsize):
# Perform fitting with sigma-clipping
niter = 0
goodind = numpy.arange(nsteps)
while 1:
coefs = numpy.polyfit(yvals.take(goodind) - yy_mean, xfitarr[goodind, xind], poly_order_y)
yfit_poly = numpy.poly1d(coefs)
yfit = yfit_poly(yvals.take(goodind) - yy_mean)
sigma = (xfitarr[goodind, xind] - yfit) / numpy.std(xfitarr[goodind, xind] - yfit)
rejected = numpy.extract(sigma > 3, goodind)
goodind = numpy.extract(sigma < 3, goodind)
niter = niter + 1
if niter == 3 or rejected.size == 0 or goodind.size == 0: break
if goodind.size == 0:
print "Error: no points left when y-fitting the background"
coefs=numpy.polyfit(xfitarr[:, xind])
bgim[:, xind] = yfit_poly(yy - yy_mean)
# Debugging plot in y-direction (along the orders)
if 0:
#if xind % 250 == 0:
import biggles
biggles.configure('screen', 'width', 900)
biggles.configure('screen', 'height', 450)
fr = biggles.FramedPlot()
fr.yrange = [bgim[:, xind].min()-50, bgim[:, xind].max()+50]
fr.add(biggles.Curve(yy, bgim[:, xind], color='blue'))
fr.add(biggles.Points(yvals, xfitarr[:, xind], color='red'))
fr.add(biggles.Points(yvals.take(goodind), xfitarr[goodind, xind], color='green'))
fr.title = str(xind)
fr.show()
frame[extension].data = frame[extension].data - bgim
def test_pqr_shear_recovery(self,
smin,
smax,
nshear,
npair=10000,
h=1.e-6,
eps=None,
expand_shear=None):
"""
Test how well we recover the shear with no noise.
parameters
----------
smin: float
min shear to test
smax: float
max shear to test
nshear:
number of shear values to test
npair: integer, optional
Number of pairs to use at each shear test value
"""
import lensing
from .shape import Shape, shear_reduced
shear1_true = numpy.linspace(smin, smax, nshear)
shear2_true = numpy.zeros(nshear)
shear1_meas = numpy.zeros(nshear)
shear2_meas = numpy.zeros(nshear)
# _te means expanded around truth
shear1_meas_te = numpy.zeros(nshear)
shear2_meas_te = numpy.zeros(nshear)
theta = numpy.pi / 2.0
twotheta = 2.0 * theta
cos2angle = numpy.cos(twotheta)
sin2angle = numpy.sin(twotheta)
# extra dim because working in 2d
samples = numpy.zeros((npair * 2, self.ndim + 1))
g = numpy.zeros(npair)
g1 = numpy.zeros(npair * 2)
g2 = numpy.zeros(npair * 2)
for ishear in xrange(nshear):
s1 = shear1_true[ishear]
s2 = shear2_true[ishear]
tsamples = self.sample2d(npair)
g1samp = tsamples[:, 0]
g2samp = tsamples[:, 1]
g1[0:npair] = g1samp
g2[0:npair] = g2samp
# ring test, rotated by pi/2
g1[npair:] = g1samp * cos2angle + g2samp * sin2angle
g2[npair:] = -g1samp * sin2angle + g2samp * cos2angle
# now shear all
g1s, g2s = shear_reduced(g1, g2, s1, s2)
#g=numpy.sqrt(g1s**2 + g2s**2)
#print("gmin:",g.min(),"gmax:",g.max())
samples[:, 0] = g1s
samples[:, 1] = g2s
samples[0:npair, 2:] = tsamples[:, 2:]
samples[npair:, 2:] = tsamples[:, 2:]
P, Q, R = self.get_pqr_num(samples, h=h)
if expand_shear is not None:
s1expand = expand_shear[0]
s2expand = expand_shear[1]
else:
s1expand = s1
s2expand = s2
P_te, Q_te, R_te = self.get_pqr_num(samples,
s1=s1expand,
s2=s2expand,
h=h)
g1g2, C = lensing.pqr.get_pqr_shear(P, Q, R)
g1g2_te, C_te = lensing.pqr.get_pqr_shear(P_te, Q_te, R_te)
#g1g2_te[0] += s1
#g1g2_te[1] += s2
shear1_meas[ishear] = g1g2[0]
shear2_meas[ishear] = g1g2[1]
shear1_meas_te[ishear] = g1g2_te[0]
shear2_meas_te[ishear] = g1g2_te[1]
mess = 'true: %.6f,%.6f meas: %.6f,%.6f expand true: %.6f,%.6f'
print(mess % (s1, s2, g1g2[0], g1g2[1], g1g2_te[0], g1g2_te[1]))
fracdiff = shear1_meas / shear1_true - 1
fracdiff_te = shear1_meas_te / shear1_true - 1
if eps:
import biggles
biggles.configure('default', 'fontsize_min', 3)
plt = biggles.FramedPlot()
#plt.xlabel=r'$\gamma_{true}$'
#plt.ylabel=r'$\Delta \gamma/\gamma$'
plt.xlabel = r'$g_{true}$'
plt.ylabel = r'$\Delta g/g$'
plt.aspect_ratio = 1.0
plt.add(
biggles.FillBetween([0.0, smax], [0.004, 0.004], [0.0, smax],
[0.000, 0.000],
color='grey90'))
plt.add(
biggles.FillBetween([0.0, smax], [0.002, 0.002], [0.0, smax],
[0.000, 0.000],
color='grey80'))
psize = 2.25
pts = biggles.Points(shear1_true,
fracdiff,
type='filled circle',
size=psize,
color='blue')
pts.label = 'expand shear=0'
plt.add(pts)
pts_te = biggles.Points(shear1_true,
fracdiff_te,
type='filled diamond',
size=psize,
color='red')
pts_te.label = 'expand shear=true'
plt.add(pts_te)
if nshear > 1:
coeffs = numpy.polyfit(shear1_true, fracdiff, 2)
poly = numpy.poly1d(coeffs)
curve = biggles.Curve(shear1_true,
poly(shear1_true),
type='solid',
color='black')
#curve.label=r'$\Delta \gamma/\gamma~\propto~\gamma^2$'
curve.label = r'$\Delta g/g = 1.9 g^2$'
plt.add(curve)
plt.add(
biggles.PlotKey(0.1,
0.9, [pts, pts_te, curve],
halign='left'))
print(poly)
print('writing:', eps)
plt.write_eps(eps)
import cPickle
import biggles
from pfac import const
from pfac.table import *
from pfac.spm import *
from math import *
biggles.configure('fontsize_min', 1.0)
p = biggles.FramedPlot()
p.ylog = 1
p.ylabel = 'Abundance Ratio'
p.xlabel = 'Log Temperature (K)'
p.aspect_ratio = 0.7
(t, logt, abund) = get_tgrid(26, 6, amin=1E-10, limits=[5, 7.5])
nt = len(t)
for k in range(3, 12):
y = []
for i in range(nt):
y.append(abund[i][k - 1] / abund[i][k])
p.add(biggles.Curve(logt, y, linetype='solid', linewidth=2))
p.xrange = (6.3, 7.8)
p.yrange = (0.05, 200)
for k in [3, 5, 7, 9, 11]:
(tmax, amax) = MaxAbund(26, k)
tmax = log10(tmax / const.kb)
x = [tmax, tmax]
y = [0.1, 120]
p.add(biggles.Curve(x, y, linetype='dashed', linewidth=2))
p.add(biggles.Label(tmax, 140, '%d+' % (26 - k), size=0.5))
def _setup_plotting(self):
import biggles
biggles.configure("screen", "width", 1100)
biggles.configure("screen", "height", 1100)
def plot_pqr(gsigma=0.3, other=0.0):
import biggles
biggles.configure('default','fontsize_min',1.0)
gp = GPriorBA(gsigma)
n=100
z=numpy.zeros(n) + other
gmin=-1
gmax=1
g1=numpy.linspace(gmin,gmax,n)
g2=numpy.linspace(gmin,gmax,n)
P_g1,Q_g1,R_g1=gp.get_pqr(g1,z)
P_g2,Q_g2,R_g2=gp.get_pqr(z,g2)
tab=biggles.Table(3,2)
plt_P_g1 = biggles.FramedPlot()
pts_P_g1 = biggles.Points(g1, P_g1, type='filled circle')
plt_P_g1.add(pts_P_g1)
plt_P_g1.xlabel='g1'
plt_P_g1.ylabel='P'
plt_P_g2 = biggles.FramedPlot()
pts_P_g2 = biggles.Points(g2, P_g1, type='filled circle')
plt_P_g2.add(pts_P_g2)
plt_P_g2.xlabel='g2'
plt_P_g2.ylabel='P'
plt_Q_g1 = biggles.FramedPlot()
pts_Q1_g1 = biggles.Points(g1, Q_g1[:,0], type='filled circle', color='red')
pts_Q2_g1 = biggles.Points(g1, Q_g1[:,1], type='filled circle', color='blue')
pts_Q1_g1.label='Q1'
pts_Q2_g1.label='Q2'
Qkey_g1 = biggles.PlotKey(0.9,0.2,[pts_Q1_g1,pts_Q2_g1],halign='right')
plt_Q_g1.add(pts_Q1_g1,pts_Q2_g1,Qkey_g1)
plt_Q_g1.xlabel='g1'
plt_Q_g1.ylabel='Q'
plt_Q_g2 = biggles.FramedPlot()
pts_Q1_g2 = biggles.Points(g2, Q_g2[:,0], type='filled circle', color='red')
pts_Q2_g2 = biggles.Points(g2, Q_g2[:,1], type='filled circle', color='blue')
pts_Q1_g2.label='Q1'
pts_Q2_g2.label='Q2'
Qkey_g2 = biggles.PlotKey(0.9,0.2,[pts_Q1_g2,pts_Q2_g2],halign='right')
plt_Q_g2.add(pts_Q1_g2,pts_Q2_g2,Qkey_g2)
plt_Q_g2.xlabel='g2'
plt_Q_g2.ylabel='Q'
plt_R_g1 = biggles.FramedPlot()
pts_R11_g1 = biggles.Points(g1, R_g1[:,0,0], type='filled circle', color='red')
pts_R12_g1 = biggles.Points(g1, R_g1[:,0,1], type='filled circle', color='darkgreen')
pts_R22_g1 = biggles.Points(g1, R_g1[:,1,1], type='filled circle', color='blue')
pts_R11_g1.label = 'R11'
pts_R12_g1.label = 'R12'
pts_R22_g1.label = 'R22'
Rkey_g1 = biggles.PlotKey(0.9,0.2,[pts_R11_g1,pts_R12_g1,pts_R22_g1],halign='right')
plt_R_g1.add(pts_R11_g1,pts_R12_g1,pts_R22_g1,Rkey_g1)
plt_R_g1.xlabel='g1'
plt_R_g1.ylabel='R'
plt_R_g2 = biggles.FramedPlot()
pts_R11_g2 = biggles.Points(g2, R_g2[:,0,0], type='filled circle', color='red')
pts_R12_g2 = biggles.Points(g2, R_g2[:,0,1], type='filled circle', color='darkgreen')
pts_R22_g2 = biggles.Points(g2, R_g2[:,1,1], type='filled circle', color='blue')
pts_R11_g2.label = 'R11'
pts_R12_g2.label = 'R12'
pts_R22_g2.label = 'R22'
Rkey_g2 = biggles.PlotKey(0.9,0.2,[pts_R11_g2,pts_R12_g2,pts_R22_g2],halign='right')
plt_R_g2.add(pts_R11_g2,pts_R12_g2,pts_R22_g2,Rkey_g2)
plt_R_g2.xlabel='g2'
plt_R_g2.ylabel='R'
tab[0,0] = plt_P_g1
tab[1,0] = plt_Q_g1
tab[2,0] = plt_R_g1
tab[0,1] = plt_P_g2
tab[1,1] = plt_Q_g2
tab[2,1] = plt_R_g2
tab.show()
def main():
options,args = parser.parse_args(sys.argv[1:])
if len(args) < 2:
parser.print_help()
sys.exit(1)
lensrun=args[0]
randrun=args[1]
bintype=options.bintype
minrad=float(options.minrad)
subtract_rand = bool(options.subtract_rand)
#if bintype is None or nbin is None:
# raise ValueError("currently demand some kind of binning")
if bintype is None:
raise ValueError("currently demand some kind of binning")
if subtract_rand:
print("Will subtract randoms")
b = lensing.binning.instantiate_binner(bintype)
nbin=b.get_nbin()
binned_data = lensing.files.sample_read(type='binned', sample=lensrun, name=b.get_name())
extra = 'randmatch-%s' % randrun
allrand = lensing.files.sample_read(type='binned',
sample=lensrun,
name=b.get_name(),
extra=extra)
alldata = lensing.correct.correct(binned_data, allrand,
subtract_rand=subtract_rand,
minrad=minrad)
lensing.files.sample_write(data=alldata,
type='corrected',
sample=lensrun,
name=b.get_name(),
extra=extra)
# now some plots
biggles.configure('screen','width', 1100)
biggles.configure('screen','height', 1100)
range4var = [0.1,100]
for binnum in xrange(nbin):
eps_corr_extra='correction-%02d' % binnum
eps_corr=lensing.files.sample_file(type='corrected-plots',
sample=lensrun,
name=b.get_name(),
extra=eps_corr_extra, ext='eps')
eps_rand_extra='randcomp-%02d' % binnum
eps_rand=lensing.files.sample_file(type='corrected-plots',
sample=lensrun,
name=b.get_name(),
extra=eps_rand_extra, ext='eps')
eps_rand_extra='randcomp-o-%02d' % binnum
eps_orand=lensing.files.sample_file(type='corrected-plots',
sample=lensrun,
name=b.get_name(),
extra=eps_rand_extra, ext='eps')
eps_dsigcorr_extra='dsigcorr-%02d' % binnum
eps_dsigcorr=lensing.files.sample_file(type='corrected-plots',
sample=lensrun,
name=b.get_name(),
extra=eps_dsigcorr_extra, ext='eps')
eps_all_extra='allcorr-%02d' % binnum
eps_all=lensing.files.sample_file(type='corrected-plots',
sample=lensrun,
name=b.get_name(),
extra=eps_all_extra, ext='eps')
lensing.files.make_dir_from_path(eps_corr)
data = alldata[binnum]
rand = allrand[binnum]
label=b.bin_label(binnum)
tab=doplot(binned_data[binnum], data, rand, label, show=options.show)
# the corr(r)-1 plot
tab[0,1][0,0].write_eps(eps_corr)
converter.convert(eps_corr, dpi=90, verbose=True)
# the corr(r)-1 plot
tab[0,1][1,0].write_eps(eps_dsigcorr)
converter.convert(eps_dsigcorr, dpi=90, verbose=True)
# the rand comparison plot
tab[0,0].write_eps(eps_rand)
converter.convert(eps_rand, dpi=120, verbose=True)
# the rand comparison plot with ortho
tab[1,0].write_eps(eps_orand)
converter.convert(eps_orand, dpi=120, verbose=True)
# all
tab.write_eps(eps_all)
converter.convert(eps_all, dpi=150, verbose=True)
if options.prompt:
key=raw_input("hit a key (q to quit): ")
if key == 'q':
return
d=os.path.dirname(eps_corr)
os.chdir(d)
outfile = os.path.join('correction.html')
pattern = eps_corr.replace('%02d.eps' % (nbin-1,), '*.png')
pattern=os.path.basename(pattern)
print("making correction html file:",outfile)
os.system('im2html -p '+pattern+' > '+outfile)
outfile = os.path.join('randcomp.html')
pattern = eps_rand.replace('%02d.eps' % (nbin-1,), '*.png')
pattern=os.path.basename(pattern)
print("making rand compare html file:",outfile)
os.system('im2html -p '+pattern+' > '+outfile)
outfile = os.path.join('dsigcorr.html')
pattern = eps_dsigcorr.replace('%02d.eps' % (nbin-1,), '*.png')
pattern=os.path.basename(pattern)
print("making disg corr html file:",outfile)
os.system('im2html -p '+pattern+' > '+outfile)
outfile = os.path.join('allcorr.html')
pattern = eps_all.replace('%02d.eps' % (nbin-1,), '*.png')
pattern=os.path.basename(pattern)
print("making all corr html file:",outfile)
os.system('im2html -p '+pattern+' > '+outfile)
def plot_m_c_vs(self,
res,
name,
xlog=True,
show=False,
combine=False,
xrng=None):
"""
result from fit_m_c_vs
parameters
----------
res: dict
result from running fit_m_c_vs
name: string
Name for the variable binned against, e.g. s/n or whatever
This is used for the x axis
xlog: bool, optional
If True, use a log x axis
show: bool, optional
If True, show the plot on the screen
returns
-------
biggles plot object
"""
import biggles
biggles.configure('default', 'fontsize_min', 2.0)
tab = biggles.Table(2, 1)
xvals = res['mean']
if xrng is None:
if xlog:
xrng = [0.5 * xvals.min(), 1.5 * xvals.max()]
else:
xrng = [0.9 * xvals.min(), 1.1 * xvals.max()]
mplt = biggles.FramedPlot()
mplt.xlabel = name
mplt.ylabel = 'm'
mplt.xrange = xrng
mplt.yrange = [-0.01, 0.01]
mplt.xlog = xlog
cplt = biggles.FramedPlot()
cplt.xlabel = name
cplt.ylabel = 'c'
cplt.xrange = xrng
cplt.yrange = [-0.0015, 0.0015]
cplt.xlog = xlog
if combine:
m = 0.5 * (res['m1'] + res['m2'])
c = 0.5 * (res['c1'] + res['c2'])
merr = array([
min(m1err, m2err)
for m1err, m2err in zip(res['m1err'], res['m2err'])
])
cerr = array([
min(c1err, c2err)
for c1err, c2err in zip(res['c1err'], res['c2err'])
])
merr /= sqrt(2)
cerr /= sqrt(2)
mc = biggles.Points(xvals, m, type='filled circle', color='blue')
merrc = biggles.SymmetricErrorBarsY(xvals, m, merr, color='blue')
cc = biggles.Points(xvals, c, type='filled circle', color='blue')
cerrc = biggles.SymmetricErrorBarsY(xvals, c, cerr, color='blue')
zc = biggles.Curve(xrng, [0, 0])
mplt.add(zc, mc, merrc)
cplt.add(zc, cc, cerrc)
else:
m1c = biggles.Points(xvals,
res['m1'],
type='filled circle',
color='blue')
m1c.label = 'm1'
m1errc = biggles.SymmetricErrorBarsY(xvals,
res['m1'],
res['m1err'],
color='blue')
m2c = biggles.Points(xvals,
res['m2'],
type='filled circle',
color='red')
m2c.label = 'm2'
m2errc = biggles.SymmetricErrorBarsY(xvals,
res['m2'],
res['m2err'],
color='red')
mkey = biggles.PlotKey(0.9, 0.9, [m1c, m2c], halign='right')
c1c = biggles.Points(xvals,
res['c1'],
type='filled circle',
color='blue')
c1c.label = 'c1'
c1errc = biggles.SymmetricErrorBarsY(xvals,
res['c1'],
res['c1err'],
color='blue')
c2c = biggles.Points(xvals,
res['c2'],
type='filled circle',
color='red')
c2c.label = 'c2'
c2errc = biggles.SymmetricErrorBarsY(xvals,
res['c2'],
res['c2err'],
color='red')
ckey = biggles.PlotKey(0.9, 0.9, [c1c, c2c], halign='right')
zc = biggles.Curve(xvals, xvals * 0)
mplt.add(zc, m1c, m1errc, m2c, m2errc, mkey)
cplt.add(zc, c1c, c1errc, c2c, c2errc, ckey)
tab[0, 0] = mplt
tab[1, 0] = cplt
if show:
tab.show()
return tab
