def plot_peak_altitude(self, ax=None, true_color='k',
apparent_color='grey'):
if ax is None:
ax = plt.gca()
plt.sca(ax)
for d in self.digitization_list:
if d.is_invertible():
if d.altitude.size == 0:
try:
d.invert(substitute_fp=ais_code.ne_to_fp(4.))
except BaseException as e:
print(e)
continue
if apparent_color:
plt.plot(d.time, d.altitude[-1], marker='.',
ms=self.marker_size, color=apparent_color)
alt = mex.iau_pgr_alt_lat_lon_position(float(d.time))[0]
plt.plot(d.time,
alt - d.traced_delay[-1] * ais_code.speed_of_light_kms / 2.,
marker='.', color=true_color,
ms=self.marker_size)
celsius.ylabel(r'$h_{max} / km$')
plt.ylim(0o1, 249)
def plot_r(self, ax=None, label=True, fmt='k-', **kwargs):
if ax is None:
ax = plt.gca()
plt.sca(ax)
self.generate_position()
plt.plot(self.t, self.iau_pos[0] / mex.mars_mean_radius_km, fmt, **kwargs)
celsius.ylabel(r'$r / R_M$')
def plot_timeseries(self, ax=None, vmin=None, vmax=None,
colorbar=False, label=True):
if vmin is None:
vmin = self.vmin
if vmax is None:
vmax = self.vmax
if ax is None:
ax = plt.gca()
plt.sca(ax)
plt.cla()
plt.imshow(self.tser_arr[::-1,:], vmin=vmin, vmax=vmax,
interpolation='Nearest', extent=self.extent, origin='upper',aspect='auto')
plt.xlim(self.extent[0], self.extent[1])
plt.ylim(self.extent[2], self.extent[3])
# plt.vlines(self.ionogram_list[0].time, self.extent[2], self.extent[3], 'r')
if label:
celsius.ylabel('f / MHz')
if colorbar:
old_ax = plt.gca()
plt.colorbar(
cax = celsius.make_colorbar_cax(), ticks=self.cbar_ticks
).set_label(r"$Log_{10} V^2 m^{-2} Hz^{-1}$")
plt.sca(old_ax)
def plot_matches_group(g,how='chi',ntop=8):
"""
Plot matches from h5 group
Pulls out the relavent arrays from a group and runs plot_matches
Parameters
----------
g : h5 group containing the following datasets
- arr : DataSet with spectra
- smres : DataSet with specmatch results
"""
smres = pd.DataFrame(g['smres'][:])
smres = results.smres_add_chi(smres)
lspec = g['lspec'][:]
smres.index = np.arange(len(smres))
if how=='chi':
smresbest = smres.sort_values(by='chi')
elif how=='close':
targname = smio.kbc_query(smres.targobs[0])['name']
tpar = dict(lib.ix[targname])
smres['close'] = close(tpar,smres)
smresbest = smres.sort_values(by='close')
smresbest = smresbest.iloc[:ntop]
plot_matches(smresbest,lspec)
plt.sca(plt.gcf().get_axes()[0])
def orbit_plots(orbit_list=[8020, 8021, 8022, 8023, 8024, 8025], resolution=200, ax=None):
if ax is None:
ax = plt.gca()
plt.sca(ax)
orbits = {}
props = dict(marker="None", hold=True, mec=None, linestyle="-", markeredgewidth=0.0)
# props = dict(marker='o', hold=True,mec='None',line style='None',markeredgewidth=0.0)
for orbit in orbit_list:
orbit_t = mex.orbits[orbit]
print(orbit, orbit_t.start, orbit_t.finish)
t = np.linspace(orbit_t.start, orbit_t.finish, resolution)
pos = mex.iau_pgr_alt_lat_lon_position(t)
# orbits[orbit] = dict(lat = np.rad2deg(pos[2]), lon = np.rad2deg(np.unwrap(pos[1])),
# alt=pos[0] - mex.mars_mean_radius_km, t=t)
orbits[orbit] = dict(lat=pos[1], lon=np.rad2deg(np.unwrap(np.deg2rad(pos[2]))), alt=pos[0], t=t)
ll = plt.plot(orbits[orbit]["lon"], orbits[orbit]["lat"], label=str(orbit), **props)
plt.plot(
orbits[orbit]["lon"] + 360.0, orbits[orbit]["lat"], label="_nolegend_", color=ll[0].get_color(), **props
)
plt.plot(
orbits[orbit]["lon"] - 360.0, orbits[orbit]["lat"], label="_nolegend_", color=ll[0].get_color(), **props
)
plt.xlim(-180, 180)
plt.ylim(-90, 90)
plt.xlabel("Longitude / deg")
plt.ylabel("Latitude / deg")
plt.legend(loc="center left", bbox_to_anchor=(1.01, 0.5), numpoints=1, title="Orbit")
ax.xaxis.set_major_locator(celsius.CircularLocator())
ax.yaxis.set_major_locator(celsius.CircularLocator())
def plot_acf_ccf(axacf,axccf,wlo,whi):
b = (w > wlo) & (w < whi)
plt.sca(axccf)
dvmax = plot_ccf(w[b], tspec[b], mspec[b])
plt.sca(axacf)
thwhm,mhwhm = plot_acf(w[b], tspec[b], mspec[b])
return dvmax,thwhm,mhwhm
def plot_altitude(self, ax=None, label=True, fmt='k-', **kwargs):
if ax is None:
ax = plt.gca()
plt.sca(ax)
self.generate_position()
plt.plot(self.t, self.iau_pos[0] - mex.mars_mean_radius_km, fmt, **kwargs)
if label:
celsius.ylabel('h / km')
def setlims(d):
plt.sca(d['ax'])
xk = d['xk']
yk = d['yk']
if limd.keys().count(xk)==1:
plt.xlim(*limd[xk])
if limd.keys().count(yk)==1:
plt.ylim(*limd[yk])
def plot_sza(self, ax=None, label=True, fmt='k-', **kwargs):
if ax is None:
ax = plt.gca()
plt.sca(ax)
self.make_axis_circular(ax)
self.generate_position()
plt.plot(self.t, self.sza, fmt, **kwargs)
if label:
celsius.ylabel(r'$SZA / deg$')
plt.ylim(0., 180.)
def plot_lat(self, ax=None, label=True, fmt='k-', **kwargs):
if ax is None:
ax = plt.gca()
plt.sca(ax)
self.make_axis_circular(ax)
self.generate_position()
plt.plot(self.t, self.iau_pos[1], fmt, **kwargs)
if label:
celsius.ylabel(r'$\lambda$')
plt.ylim(-90., 90.)
def flipax(d):
plt.sca(d['ax'])
xk = d['xk']
yk = d['yk']
if flipd.keys().count(xk)==1:
if flipd[xk]:
flip('x')
if flipd.keys().count(yk)==1:
if flipd[yk]:
flip('y')
def plot_mod_b(self, fmt='k.', ax=None,
field_model=True, errors=True, field_color='blue',
br=True, t_offset=0., label=True, **kwargs):
if ax is None:
ax = plt.gca()
plt.sca(ax)
sub = [d for d in self.digitization_list if np.isfinite(d.td_cyclotron)]
if len(sub) == 0:
print("No digitizations with marked cyclotron frequency lines")
return
t = np.array([d.time for d in sub])
b = np.array([d.td_cyclotron for d in sub])
e = np.array([d.td_cyclotron_error for d in sub])
# print b
# print e
b, e = ais_code.td_to_modb(b, e)
b *= 1.E9
e *= 1.E9
if errors:
for tt,bb,ee in zip(t,b,e):
plt.plot((tt,tt),(bb+ee,bb-ee),
color='lightgrey',linestyle='solid',marker='None')
plt.plot(tt,bb,fmt,ms=self.marker_size, **kwargs)
# plt.errorbar(t, b, e, fmt=fmt, ms=self.marker_size, **kwargs)
else:
plt.plot(t, b, fmt, ms=self.marker_size, **kwargs)
if field_model:
self.generate_position()
if field_color is None: field_color = fmt[0]
# b = self.quick_field_model(self.t)
self._computed_field_model = self.field_model(self.iau_pos)
bmag = np.sqrt(np.sum(self._computed_field_model**2., 0))
plt.plot(self.t - t_offset,
bmag,
color=field_color, ls='-')
if br:
plt.plot(self.t - t_offset,
self._computed_field_model[0], 'r-')
plt.plot(self.t - t_offset,
-1. * self._computed_field_model[0], 'r', ls='dashed')
model_at_value = np.interp(t, self.t, bmag)
inx = (model_at_value > 100.) & ((b / model_at_value) < 0.75)
plt.plot(t[inx], b[inx], 'ro', mec='r', mfc='none', ms=5., mew=1.2)
if label:
celsius.ylabel(r'$\mathrm{|B|/nT}$')
plt.ylim(0., 200)
def velocityshift(wav, flux, ref_wav, ref_flux, plot=False):
"""
Find the velocity shift between two spectra.
Args:
wav (array): Wavelength array.
flux (array): Continuum-normalized spectrum.
ref_wav (array):
ref_flux (array):
Returns:
vmax (float): Velocity of the cross-correlation peak. Positive velocity
means that observed spectrum is red-shifted with respect to the
reference spectrum.
corrmax (float): Peak cross-correlation amplitude.
"""
nwav = flux.size
# Build spline object for resampling the model spectrum
ref_spline = InterpolatedUnivariateSpline(ref_wav, ref_flux)
# Convert target and model spectra to constant log-lambda scale
wav, flux, dvel = loglambda(wav, flux)
ref_flux = ref_spline(wav)
# Perform cross-correlation, and use quadratic interpolation to
# find the velocity value that maximizes the cross-correlation
# amplitude. If `lag` is negative, the observed spectrum need to
# be blue-shifted in order to line up with the observed
# spectrum. Thus, to put the spectra on the same scale, the
# observed spectrum must be red-shifted, i.e. vmax is positive.
flux-=np.mean(flux)
ref_flux-=np.mean(ref_flux)
lag = np.arange(-nwav + 1, nwav)
dvel = -1.0 * lag * dvel
corr = np.correlate(ref_flux, flux, mode='full')
vmax, corrmax = quadratic_max(dvel, corr)
if plot:
from matplotlib import pylab as plt
fig,axL = plt.subplots(ncols=2)
plt.sca(axL[0])
plt.plot(wav,ref_flux)
plt.plot(wav,flux)
plt.sca(axL[1])
vrange = (-100,100)
b = (dvel > vrange[0]) & (dvel < vrange[1])
plt.plot(dvel[b],corr[b])
plt.plot([vmax],[corrmax],'o',label='Cross-correlation Peak')
fig.set_tight_layout(True)
plt.draw()
plt.show()
return vmax, corrmax
def test_axes_stuff():
fig = DJAPage(ratios=[2.,1., 0.63])
plt.sca(fig.top_axes)
x = np.arange(360.)
y = np.sin(x * np.pi/180. + 2.)
plt.plot(x, y, 'r-')
plt.sca(fig.bottom_axes)
mb = add_labelled_bar(x,x)
fig.register_new_axis(mb)
plt.xlim(0., 360.)
plt.show()
def plotline(x):
ax = x['ax']
xk = x['xk']
plt.sca(ax)
trans = blended_transform_factory(ax.transData,ax.transAxes)
plt.axvline(smpar[xk],ls='--')
plt.text(smpar[xk],0.9,'SM',transform=trans)
if libpar is not None:
plt.axvline(libpar[xk])
plt.text(libpar[xk],0.9,'LIB',transform=trans)
def wrapped_f(*args):
for ax in axL:
plt.sca(ax)
f(*args)
xl = plt.xlim()
start = xl[0]
step = (xl[1]-xl[0]) / float(nax)
for ax in axL:
plt.sca(ax)
plt.xlim(start,start+step)
start+=step
def plot_aspera_els(self, ax=None, **kwargs):
if self.verbose: print('PLOT_ASPERA_ELS:')
if ax is None:
ax = plt.gca()
else:
plt.sca(ax)
try:
mex.aspera.plot_els_spectra(self.extent[0], self.extent[1],
ax=ax, verbose=self.verbose, **kwargs)
except Exception as e:
print(e)
def plot_profiles(self, ax=None, vmin=4., vmax=5.5, cmap=None,
cmticks=None, log=True, substitute_fp=None, **kwargs):
"""
Inverts the profiles, plots them versus time and altitude, color coded to density
Does not show the 'first step' between the S/C plasma density and the first reflection
"""
if ax is None:
ax = plt.gca()
plt.sca(ax)
ax.set_axis_bgcolor("gray")
if cmap is None:
cmap = matplotlib.cm.hot
if cmticks is None:
cmticks = [3, 4, 5, 6]
n_profiles = int((self.extent[1] - self.extent[0]) / ais_code.ais_spacing_seconds) + 1
ranges = np.arange(80., 350., 1.)
times = np.arange(self.extent[0], self.extent[1], ais_code.ais_spacing_seconds)
img = np.zeros((len(times), len(ranges))) + np.nan
label = r'$n_e$ / cm$^{-3}$'
if log:
f = np.log10
label = r'log ' + label
else:
f = lambda x: x
if substitute_fp is None:
subf = lambda t: 0.
else:
if hasattr(substitute_fp, '__call__'):
subf = lambda t: substitute_fp(t)
else:
subf = lambda t: substitute_fp
for i, d in enumerate(self.digitization_list):
if d.is_invertible():
d.invert(substitute_fp=subf(d.time))
if d.altitude.size:
ii = round((float(d.time) - times[0]) / ais_code.ais_spacing_seconds)
img[ii,:] = np.interp(ranges, d.altitude[-1:0:-1],
f(d.density[-1:0:-1]),
right=np.nan, left=np.nan)[::-1]
extent = (self.extent[0], self.extent[1], np.nanmin(ranges), np.nanmax(ranges))
plt.imshow(img.T, interpolation='Nearest', extent=extent,
origin='upper',aspect='auto', vmin=vmin, vmax=vmax, cmap=cmap)
celsius.ylabel("alt / km")
old_ax = plt.gca()
plt.colorbar(cax = celsius.make_colorbar_cax(), ticks=cmticks, **kwargs).set_label(label)
plt.sca(old_ax)
def plot_frequency_altitude(self, f=2.0, ax=None, median_filter=False,
vmin=None, vmax=None, altitude_range=(-99.9, 399.9), colorbar=False, return_image=False, annotate=True):
if vmin is None:
vmin = self.vmin
if vmax is None:
vmax = self.vmax
if ax is None:
ax = plt.gca()
plt.sca(ax)
plt.cla()
freq_extent = (self.extent[0], self.extent[1],
altitude_range[1], altitude_range[0])
i = self.ionogram_list[0]
inx = 1.0E6* (i.frequencies.shape[0] * f) / (i.frequencies[-1] - i.frequencies[0])
img = self.tser_arr_all[:,int(inx),:]
new_altitudes = np.arange(altitude_range[0], altitude_range[1], 14.)
new_img = np.zeros((new_altitudes.shape[0], img.shape[1])) + np.nan
for i in self.ionogram_list:
e = int( round((i.time - self.extent[0]) / ais_code.ais_spacing_seconds ))
pos = mex.iau_r_lat_lon_position(float(i.time))
altitudes = pos[0] - ais_code.speed_of_light_kms * ais_code.ais_delays * 0.5 - mex.mars_mean_radius_km
s = np.argsort(altitudes)
new_img[:, e] = np.interp(new_altitudes, altitudes[s], img[s,e], left=np.nan, right=np.nan)
plt.imshow(new_img, vmin=vmin, vmax=vmax,
interpolation='Nearest', extent=freq_extent, origin='upper', aspect='auto')
plt.xlim(freq_extent[0], freq_extent[1])
plt.ylim(*altitude_range)
ax.set_xlim(self.extent[0], self.extent[1])
ax.xaxis.set_major_locator(celsius.SpiceetLocator())
celsius.ylabel(r'Alt./km')
if annotate:
plt.annotate('f = %.1f MHz' % f, (0.02, 0.9),
xycoords='axes fraction', color='cyan', verticalalignment='top', fontsize='small')
if colorbar:
old_ax = plt.gca()
plt.colorbar(cax = celsius.make_colorbar_cax(), ticks=self.cbar_ticks).set_label(r"$Log_{10} V^2 m^{-2} Hz^{-1}$")
plt.sca(old_ax)
if return_image:
return new_img, freq_extent, new_altitudes
def plot_lon(self, ax=None, label=True, fmt='k-', **kwargs):
if ax is None:
ax = plt.gca()
plt.sca(ax)
self.make_axis_circular(ax)
self.generate_position()
v = celsius.deg_unwrap(self.iau_pos[2])
for i in [-1,0,1]:
plt.plot(self.t, v + i * 360, fmt, **kwargs)
if label:
celsius.ylabel(r'$\varphi$')
plt.ylim(0., 360.)
def plot_frame(dfplot,df,**kwargs):
"""
Plot DataFrame
Helper function for panels.
"""
for i in dfplot.index:
x = dfplot.ix[i]
plt.sca(x['ax'])
plt.plot(df[x['xk']],df[x['yk']],**kwargs)
plt.xlabel(x['xL'])
plt.ylabel(x['yL'])
def violin_plot(ax, values_list, measure_name, group_names, fontsize, color='blue', ttest=False):
'''
This is a little wrapper around the statsmodels violinplot code
so that it looks nice :)
'''
# IMPORTS
import matplotlib.pylab as plt
import statsmodels.api as sm
import numpy as np
# Make your violin plot from the values_list
# Don't show the box plot because it looks a mess to be honest
# we're going to overlay a boxplot on top afterwards
plt.sca(ax)
# Adjust the font size
font = { 'size' : fontsize}
plt.rc('font', **font)
max_value = np.max(np.concatenate(values_list))
min_value = np.min(np.concatenate(values_list))
vp = sm.graphics.violinplot(values_list,
ax = ax,
labels = group_names,
show_boxplot=False,
plot_opts = { 'violin_fc':color ,
'cutoff': True,
'cutoff_val': max_value,
'cutoff_type': 'abs'})
# Now plot the boxplot on top
bp = plt.boxplot(values_list, sym='x')
for key in bp.keys():
plt.setp(bp[key], color='black', lw=fontsize/10)
# Adjust the power limits so that you use scientific notation on the y axis
plt.ticklabel_format(style='sci', axis='y')
ax.yaxis.major.formatter.set_powerlimits((-3,3))
plt.tick_params(axis='both', which='major', labelsize=fontsize)
# Add the y label
plt.ylabel(measure_name, fontsize=fontsize)
# And now turn off the major ticks on the y-axis
for t in ax.yaxis.get_major_ticks():
t.tick1On = False
t.tick2On = False
return ax
def plot_ne(self, fmt='k.', ax=None, errors=True, label=True,
marsis=True, aspera=False, full_marsis=False, **kwargs):
if ax is None:
ax = plt.gca()
plt.sca(ax)
def parse_error(d):
if not np.isfinite(d.fp_local):
return
f = ais_code.fp_to_ne(d.fp_local)
f0 = ais_code.fp_to_ne(d.fp_local + d.fp_local_error)
f1 = ais_code.fp_to_ne(d.fp_local - d.fp_local_error)
if errors:
plt.plot((d.time, d.time),(f0,f1),
color='lightgrey', linestyle='solid',
marker='None', zorder=-1000,**kwargs)
plt.plot(d.time, f, fmt, ms=self.marker_size, zorder=1000, **kwargs)
if full_marsis and hasattr(d, 'maximum_fp_local'):
plt.plot(d.time, ais_code.fp_to_ne(d.maximum_fp_local),
'b.', ms=self.marker_size, zorder=900, **kwargs)
if full_marsis:
if np.isfinite(d.morphology_fp_local):
v, e = ais_code.fp_to_ne(d.morphology_fp_local,
d.morphology_fp_local_error)
plt.errorbar(float(d.time), v, yerr=e,
marker='x', ms=1.3, color='purple',
zorder=1e90, capsize=0., ecolor='plum')
if np.isfinite(d.integrated_fp_local):
v, e = ais_code.fp_to_ne(d.integrated_fp_local,
d.integrated_fp_local_error)
plt.errorbar(float(d.time), v, yerr=e,
marker='x', ms=1.3, color='blue',
zorder=1e99, capsize=0., ecolor='cyan')
# if hasattr(d, 'fp_local_length'):
# if d.fp_local_length > 40.:
# plt.scatter(d.time, f, s=(float(d.fp_local_length)/80. *)**2. * 5., color='k')
# plt.errorbar(d.time, f, df, fmt='k', marker='None')
list(map(parse_error, self.digitization_list))
print("FP_LOCAL: %d" % len(
[d for d in self.digitization_list if np.isfinite(d.fp_local)]))
ax.set_yscale('log')
plt.ylim(11., 1.1E5)
if label:
# celsius.ylabel(r'$\mathrm{n_e / cm^{-3}}$')
plt.ylabel(r'n$_e$ / cm$^{-3}$')
def plotres(d):
plt.sca(d['ax'])
x = smpar[d['xk']]
y = smpar[d['yk']]
tkw = dict(ha='center',va='center')
plt.plot([x],[y],'oc',ms=15,mew=0)
plt.text(x,y,'SM',**tkw)
if libpar is not None:
x = libpar[d['xk']]
y = libpar[d['yk']]
plt.plot([x],[y],'oc',ms=15,mew=0)
plt.text(x,y,'LIB',**tkw)
def plot_ground_deltat(self, ax=None):
if ax is None:
ax = plt.gca()
plt.sca(ax)
t = [d.time for d in self.digitization_list if np.isfinite(d.ground)]
d = [d.ground for d in self.digitization_list if np.isfinite(d.ground)]
dnew = []
for time, delay in zip(t, d):
mex_pos = mex.iau_mars_position(float(time))
alt = np.sqrt(np.sum(mex_pos * mex_pos)) - mex.mars_mean_radius_km
dnew.append( (delay - alt * 2. / ais_code.speed_of_light_kms) * 1.0E3)
plt.plot(t, dnew)
celsius.ylabel(r'$\Delta\tau_D$ / ms')
def chisq(df, fig=None, columns=['teff','logg','fe'], **kwargs):
"""Make a multi-panel plot of chisq
"""
ncols = len(columns)
if fig is None:
fig,axL = plt.subplots(ncols=ncols)
else:
axL = fig.get_axes()
i = 0
for col in columns:
plt.sca(axL[i])
plt.semilogy()
plt.plot(df[col],df['chisq'],**kwargs)
i+=1
def hcolorbar(*args, **kwargs):
'''Arguments, label='', nticks=[3], cticks=[None], axes=[[0.8,0.01,0.1,0.02]] #[left,bottom, width,height], cax=[None] colorbar axis
returns colorbar'''
try:
itemlabel = args[0].get_label()
if itemlabel.startswith('_'):
itemlabel = ''
except:
itemlabel = ''
label = kwargs.pop('label', itemlabel)
nticks = kwargs.pop('nticks', 3)
cticks = kwargs.pop('cticks', None)
cticknames = kwargs.pop('cticknames', None)
rotate = kwargs.pop('rotate', None)
tickfmt = kwargs.pop('tickfmt', None)
axes = kwargs.pop('axes', [0.8,0.01,0.1,0.02])
ax = pylab.gca()
tmp = dict(
# cax = pylab.axes(axes),
orientation='horizontal',
)
tmp.update(kwargs)
if 'cax' not in tmp:
tmp['cax'] = pylab.axes(axes)
cb = pylab.colorbar(*args, **tmp)
cb.set_label(label)
if cticks is None:
cticks = np.linspace(cb.vmin, cb.vmax, nticks)
cb.set_ticks(cticks)
if tickfmt is not None:
tmp = map(tickfmt.format, cticks)
cb.set_ticklabels(tmp)
if cticknames is not None:
cb.set_ticklabels(cticknames)
if rotate is not None:
pylab.setp(pylab.xticks(axes=cb.ax)[1], rotation=90, ha='center')
pylab.sca(ax)
return cb
def setup_lat_lon_ax(ax=None, label=True, tickspacing=30.0):
if ax is None:
ax = plt.gca()
else:
plt.sca(ax)
plt.xlim(-180, 180)
plt.xticks(np.arange(-360.0 - 180, 360.0 + 180 + 1.0, tickspacing))
plt.ylim(-90, 90)
plt.yticks(np.arange(-90, 90 + 1.0, tickspacing))
if label:
plt.xlabel("Lon. / deg")
plt.ylabel("Lat. / deg")
ax.set_aspect("equal")
def plot_frequency_range(self, f_min=0., f_max=0.2, ax=None, median=False,
vmin=None, vmax=None, colorbar=False, max_value=False):
if vmin is None:
vmin = self.vmin
if vmax is None:
vmax = self.vmax
if ax is None:
ax = plt.gca()
plt.sca(ax)
plt.cla()
freq_extent = (self.extent[0], self.extent[1],
ais_code.ais_max_delay*1E3, ais_code.ais_min_delay*1E3)
i = self.ionogram_list[0]
inx, = np.where((i.frequencies > f_min*1E6) & (i.frequencies < f_max*1E6))
if inx.shape[0] < 2:
raise ValueError("Only %d frequency bins selected." % inx.shape[0])
print("Averaging over %d frequency bins" % inx.shape[0])
if median:
if inx.shape[0] < 3:
raise ValueError("Median here only really makes sense for 3 or more bins")
img = np.median(self.tser_arr_all[:,inx,:],1)
elif max_value:
img = np.max(self.tser_arr_all[:,inx,:],1)
else:
img = np.mean(self.tser_arr_all[:,inx,:],1)
plt.imshow(img, vmin=vmin, vmax=vmax,
interpolation='Nearest', extent=freq_extent, origin='upper',aspect='auto')
plt.xlim(freq_extent[0], freq_extent[1])
plt.ylim(freq_extent[2], freq_extent[3])
# plt.vlines(i.time,freq_extent[2],freq_extent[3], 'r')
celsius.ylabel(r'$\tau_D / ms$' '\n' '%.1f-%.1f MHz' % (f_min, f_max))
# plt.annotate('f = %.1f - %.1f MHz' % (f_min, f_max), (0.02, 0.9), xycoords='axes fraction',
# color='grey', verticalalignment='top', fontsize='small')
if colorbar:
old_ax = plt.gca()
plt.colorbar(cax = celsius.make_colorbar_cax(), ticks=self.cbar_ticks).set_label(r"$Log_{10} V^2 m^{-2} Hz^{-1}$")
plt.sca(old_ax)
def make_colorbar_cax(ax=None, width=0.01, offset=0.02, height=0.9,
left=False, half=False, upper=True):
"""Define a new vertical colorbar axis relative to :ax:. Avoids 'stealing' space from the axis, required for stack plots.
Args:
ax: Axes instance to work with, defaults to current.
width: width of colorbar relative to axes width
height: height relative to axes height
offset: offset relative to appropriate axes dimension
left: place on left side (default False)
half: only occupy half the vertical extent, for two colorbars?
upper: upper of two colorbars?
Returns:
new axes instance for passing to colorbar(cax=...)
"""
if ax is None:
ax = plt.gca()
else:
plt.sca(ax)
bbox = ax.get_position()
x0 = bbox.x1
if left:
offset = abs(offset) * -1.0
x0 = bbox.x0
y0 = bbox.y0
y1 = bbox.y1
# ys = (1.0 - height) * (y1 - y0)
ys = (1.0 - height) * (y1 - y0) / 2.
# new_ax_coords = [x0 + offset, y0 + ys, width, height * (y1 - y0) - ys]
new_ax_coords = [x0 + offset, y0 + ys, width, height * (y1 - y0)]
# |==|---------|==|----------|==|
if half:
new_ax_coords[3] = new_ax_coords[3] / 2.
if upper:
new_ax_coords[1] = y0 + height * (y1 - y0) * 0.5 + ys/2.
else:
new_ax_coords[1] -= ys/2.
new_ax = ax.figure.add_axes(new_ax_coords)
plt.sca(ax)
return new_ax
y_sel = (z >= elev_min) & (z < elev_max) & (x_sel)
else:
y_sel = (z >= elev_min) & (x_sel)
sel_nodes = np.where(y_sel)[0]
H[i, j] = int(len(sel_nodes))
#sel_nodes = grid.core_nodes
if len(sel_nodes) > 0:
cat[sel_nodes] = val
cat_bin[sel_nodes] = len(sel_nodes)
cat_plot[sel_nodes] = cat[sel_nodes]
val += 1
cat_plot[cat_plot == 0] = cat_plot[cat_plot > 0].min() - 1
plt.sca(axarr[i])
imshow_grid(grid, cat_plot, cmap='viridis')
plt.axis('off')
plt.savefig(site + '.cats.png')
plt.figure(figsize=(4, 3), dpi=300)
imshow_grid(grid, cat, cmap='tab20',
limits=(0.5, 20.5)) #, plot_name='Chi-Elevation Category')
plt.axis('off')
plt.savefig(site + '.all_cats.png')
plt.figure(dpi=300)
imshow_grid(grid,
cat_bin,
cmap='inferno',
statement = statement.replace('AW', str(np.around(aw, 2)))
statement = statement.replace('WA', str(np.around(wa, 2)))
statement = statement.replace('AA', str(np.around(aa, 2)))
print(statement)
cmap = sns.diverging_palette(220, 10, as_cmap=True)
names = [
'white_m', 'api_m', 'hispanic_m', 'black_m', 'white_w', 'api_w',
'hispanic_w', 'black_w'
]
plt.close()
sns.set(style='white', font=font)
fig, axes = plt.subplots(ncols=2, nrows=1, figsize=(7.5, 4))
axes = axes.flatten()
plt.sca(axes[0])
heat = sns.heatmap(np.around((citation_matrix / citation_matrix.sum()) * 100,
2),
annot=True,
ax=axes[0],
annot_kws={"size": 8},
cmap=cmap,
vmax=1,
vmin=0)
axes[0].set_ylabel('first author', labelpad=0)
heat.set_yticklabels(names, rotation=0)
axes[0].set_xlabel('last author', labelpad=1)
heat.set_xticklabels(names, rotation=90)
heat.set_title('percentage of citations')
citation_matrix_sum = citation_matrix / np.sum(citation_matrix)
def train_model(network):
adam = Adam(lr=learning_rate, beta_1=0.9, beta_2=0.999, epsilon=1e-08)
network.compile(loss='categorical_crossentropy',
optimizer=adam,
metrics=['accuracy'])
network.summary()
plot_model(network, to_file=graph_path)
batch_num = 0
model_save_acc = 0
all_train_accuracy = []
all_train_loss = []
all_tst_accuracy = []
tst_data = DataGenerator(h5file_path=tst_path,
batch_size=batch_size,
frames=frames)
tst_data_name = tst_data.get_data_name()
tst_cursors = [tst_data.get_cursors(name) for name in tst_data_name]
for epoch in range(epochs):
accuracy_list = []
loss_list = []
print(epoch + 1, ' epoch is beginning......')
train_data = DataGenerator(h5file_path=train_path,
batch_size=batch_size,
frames=frames)
train_data_name = train_data.get_data_name()
train_data_cursors = train_data.batch_cursors(len(train_data_name))
index_num = random.sample(range(len(train_data_cursors)),
len(train_data_cursors))
for ind in index_num:
batch_num += 1
up_data_0, down_data_0, train_labels_0 \
= train_data.generate_batch_data(train_data_name, train_data_cursors[ind], 0)
up_data_1, down_data_1, train_labels_1 \
= train_data.generate_batch_data(train_data_name, train_data_cursors[ind], 1)
train_loss = network.train_on_batch(
[up_data_0, up_data_1, down_data_0, down_data_1],
train_labels_0)
accuracy_list.append(train_loss[1])
loss_list.append(train_loss[0])
if batch_num % 50 == 0:
print('the %r batch: loss: %r accuracy: %r' %
(batch_num, train_loss[0], train_loss[1]))
epoch_accuracy = sum(accuracy_list) / len(accuracy_list)
epoch_loss = sum(loss_list) / len(loss_list)
all_train_accuracy.append(epoch_accuracy)
all_train_loss.append(epoch_loss)
print('the %r epoch: mean loss: %r mean accuracy: %r' %
(epoch + 1, epoch_loss, epoch_accuracy))
if epoch >= 0:
tst_accuracy_list = []
for num in range(len(tst_data_name)):
tst_up_0, tst_down_0, tst_labels_0 = \
tst_data.get_tst_single_data(tst_data_name[num], tst_cursors[num], 0)
tst_up_1, tst_down_1, tst_labels_1 = \
tst_data.get_tst_single_data(tst_data_name[num], tst_cursors[num], 1)
tst_loss = network.test_on_batch(
[tst_up_0, tst_up_1, tst_down_0, tst_down_1], tst_labels_0)
tst_accuracy_list.append(tst_loss[1])
tst_accuracy = sum(tst_accuracy_list) / len(tst_accuracy_list)
all_tst_accuracy.append(tst_accuracy)
print('The test data accuracy: %r' % tst_accuracy)
if tst_accuracy > model_save_acc:
network.save_weights(weight_path)
model_save_acc = tst_accuracy
pl.figure()
trn_acc = pl.subplot(2, 2, 1)
trn_loss = pl.subplot(2, 2, 2)
tst_acc = pl.subplot(2, 1, 2)
pl.sca(trn_acc)
pl.plot(range(len(all_train_accuracy)),
all_train_accuracy,
label='train accuracy')
pl.xlabel('Epoch')
pl.ylabel('Accuracy')
pl.ylim(0, 1.0)
pl.sca(trn_loss)
pl.plot(range(len(all_train_loss)), all_train_loss, label='loss')
pl.xlabel('Epoch')
pl.ylabel('Loss')
pl.ylim(0, 5.0)
pl.sca(tst_acc)
pl.plot(range(len(all_tst_accuracy)),
all_tst_accuracy,
label='test accuracy')
pl.xlabel('Epoch')
pl.ylabel('Accuracy')
pl.ylim(0, 1.0)
pl.legend()
pl.show()
self.c.canopy.flux_to(self.c.evaporation, t),
self.c.surfacewater.flux_to(self.c.evaporation, t),
self.c.layers[0].flux_to(self.c.evaporation, t),
self.c.layers[0].flux_to(self.c.transpiration, t),
self.c.surfacewater.flux_to(self.c.layers[0], t),
))
resistance.append((self.et.RAA, self.et.RAC, self.et.RAS,
self.et.RSC, self.et.RSS))
mpot.append(self.c.surface_water_coverage())
return vol, flux, resistance, mpot
if __name__ == '__main__':
print(cmf.__version__)
m = Model()
vol, flux, resistance, mpot = m(10)
from matplotlib import pylab as plt
fig, ax = plt.subplots(3, 1, sharex='all')
plt.sca(ax[0])
plt.plot(vol)
plt.legend(['Canopy', 'Surfacewater', 'Layer'], loc=0)
plt.sca(ax[1])
plt.plot(flux)
plt.legend(
['E_Canopy', 'E_Surfacewater', 'E_Layer', 'T_Layer', 'Infiltration'],
loc=0)
plt.sca(ax[2])
plt.plot(resistance)
plt.legend('RAA RAC RAS RSC RSS'.split(), loc=0)
plt.show()
frl3NonVoida = (np.shape(np.where(np.abs(l3_nonVoid) <= i)[0])[0] /
(1. * size_fact**3)) * L
frl1NonVoid = np.append(frl1NonVoid, frl1NonVoida)
frl2NonVoid = np.append(frl2NonVoid, frl2NonVoida)
frl3NonVoid = np.append(frl3NonVoid, frl3NonVoida)
#f, axarr = plt.subplots(2, sharex=True)
#axarr[0].plot(x, y)
#axarr[0].set_title('Sharing X axis')
#axarr[1].scatter(x, y)
#plt.figure(5)
f, axarr = plt.subplots(2, figsize=(8, 12), sharex=True)
f.subplots_adjust(hspace=0.02)
plt.sca(axarr[0])
axarr[0].plot(cutfr, frl1, '--', lw=1.5, label=r"$\lambda_1$")
axarr[0].plot(cutfr, frl2, '--', lw=1.5, label=r"$\lambda_2$")
axarr[0].plot(cutfr, frl3, '--', lw=1.5, label=r"$\lambda_3$")
plt.xscale('log')
#plt.xlim(np.min(cutfr), 4)
#plt.ylim(9,95)
#plt.yticks( [0.1, 0.5, 0.9] )
axarr[0].legend(loc="upper left")
plt.ylabel(" Volume fraction of $|\lambda| < \lambda_{th}$ ")
plt.minorticks_on()
#plt.xlabel(r" $ \lambda_{th} $")
#plt.subplot(2,1,2)
plt.sca(axarr[1])
