def detide_uv(gaugeno):
"""
Detide the observations and write out the new time series for later
use.
"""
HAIdir = os.path.join(obsdir,HAIdirs[gaugeno])
t,uave,vave = V.get_gauge(HAIdir)
if gaugeno==1123:
t = t - 1. # correct error in NGDC data for this gauge
t2,u2h,u2p = detide_u(t,uave,gaugeno,'u')
plt.savefig(HAIdir + '/u_detided.png')
t2,v2h,v2p = detide_u(t,vave,gaugeno,'v')
plt.savefig(HAIdir + '/v_detided.png')
if 0:
fname = HAIdir + '/detided_harmonic.txt'
tuv = numpy.vstack([t2,u2h,v2h]).T
numpy.savetxt(fname, tuv, fmt="%20.10f")
print "Saved harmonic detided t,u,v in ",fname
fname = HAIdir + '/detided_poly.txt'
tuv = numpy.vstack([t2,u2p,v2p]).T
numpy.savetxt(fname, tuv, fmt="%20.10f")
print "Saved polynomial detided t,u,v in ",fname
def detide_uv(gaugeno):
"""
Detide the observations and write out the new time series for later
use.
"""
HAIdir = os.path.join(obsdir, HAIdirs[gaugeno])
t, uave, vave = V.get_gauge(HAIdir)
if gaugeno == 1123:
t = t - 1. # correct error in NGDC data for this gauge
t2, u2h, u2p = detide_u(t, uave, gaugeno, 'u')
plt.savefig(HAIdir + '/u_detided.png')
t2, v2h, v2p = detide_u(t, vave, gaugeno, 'v')
plt.savefig(HAIdir + '/v_detided.png')
if 0:
fname = HAIdir + '/detided_harmonic.txt'
tuv = numpy.vstack([t2, u2h, v2h]).T
numpy.savetxt(fname, tuv, fmt="%20.10f")
print "Saved harmonic detided t,u,v in ", fname
fname = HAIdir + '/detided_poly.txt'
tuv = numpy.vstack([t2, u2p, v2p]).T
numpy.savetxt(fname, tuv, fmt="%20.10f")
print "Saved polynomial detided t,u,v in ", fname
def plot_depths_and_detide(HAIdir):
gauges = V.read_all(HAIdir)
ng = len(gauges)
R = np.linspace(0,1,ng)
G = np.linspace(0,0,ng)
B = np.linspace(1,0,ng)
depths = gauges.keys()
depths.sort()
figure(11,(10,10))
clf()
subplot(211)
for i in range(ng):
g = gauges[depths[i]]
plot(g.tdata,g.vdata[:,2],color=[R[i],G[i],B[i]])
#xticks(rotation=20)
#xlim([g.tdata[0] - DT.timedelta(0,12.*3600), g.tdata[-1]])
#xlabel("Hours post-quake")
ylabel("cm/sec", fontsize=15)
#title("%s %s" % (g.id,g.name))
title("u-velocities at gauge %s" % (g.id),fontsize=15)
#legend([str(d) for d in depths], 'upper left')
subplot(212)
for i in range(ng):
g = gauges[depths[i]]
plot(g.tdata,g.vdata[:,3],color=[R[i],G[i],B[i]])
#xticks(rotation=20)
#xlim([g.tdata[0] - DT.timedelta(0,12.*3600), g.tdata[-1]])
xlabel("Hours post-quake")
ylabel("cm/sec", fontsize=15)
title("v-velocities at gauge %s" % (g.id),fontsize=15)
#legend([str(d) for d in depths], 'upper left')
savefig('uvdepth%s.png' % g.id)
t,uave,vave = V.get_gauge(HAIdir)
degree = 20
c, t2, u2, u_tide = dart.fit_tide_poly2(t,uave,degree,-20,28,-20,28)
c, t2, v2, v_tide = dart.fit_tide_poly2(t,vave,degree,-20,28,-20,28)
figure(12,(10,10))
clf()
subplot(211)
plot(t,uave,'b')
plot(t2,u_tide,'k')
ylabel("cm/sec", fontsize=15)
title("Depth averaged u-velocity at gauge %s" % (g.id),fontsize=15)
subplot(212)
plot(t,vave,'b')
plot(t2,v_tide,'k')
ylabel("cm/sec", fontsize=15)
title("Depth averaged v-velocity at gauge %s" % (g.id),fontsize=15)
savefig('uvtide%s.png' % g.id)
def make_figures(gaugeno):
HAIdir = os.path.join(obsdir,HAIdirs[gaugeno])
t,uave,vave = V.get_gauge(HAIdir)
if gaugeno==1123:
t = t - 1. # correct error in NGDC data for this gauge
plt.figure(310,figsize=(10,10))
plt.clf()
ax1 = plt.subplot(211)
t2,u2h,u2p = detide_and_plot(t,uave,gaugeno,'u',ax1)
ax2 = plt.subplot(212)
t2,v2h,v2p = detide_and_plot(t,vave,gaugeno,'v',ax2)
fname = '../Figures/uv_tideHAI%s.png' % gaugeno
plt.savefig(fname)
print "Created ",fname
def make_figures(gaugeno):
HAIdir = os.path.join(obsdir, HAIdirs[gaugeno])
t, uave, vave = V.get_gauge(HAIdir)
if gaugeno == 1123:
t = t - 1. # correct error in NGDC data for this gauge
plt.figure(310, figsize=(10, 10))
plt.clf()
ax1 = plt.subplot(211)
t2, u2h, u2p = detide_and_plot(t, uave, gaugeno, 'u', ax1)
ax2 = plt.subplot(212)
t2, v2h, v2p = detide_and_plot(t, vave, gaugeno, 'v', ax2)
fname = '../Figures/uv_tideHAI%s.png' % gaugeno
plt.savefig(fname)
print "Created ", fname
def detide(gaugeno, HAIdir):
"""
Detide the observations and write out the new time series for later
use.
"""
t, uave, vave = V.get_gauge(HAIdir)
degree = 20
c, t2, u2 = dart.fit_tide_poly(t, uave, degree, -20, 28, 0, 25)
c, t2, v2 = dart.fit_tide_poly(t, vave, degree, -20, 28, 0, 25)
if gaugeno == 1123:
t2 = t2 - 1. # correct error in NGDC data for this gauge
fname = HAIdir + '/detided.txt'
tuv = vstack([t2, u2, v2]).T
savetxt(fname, tuv, fmt="%20.10f")
print "Saved detided t,u,v in ", fname
def detide(gaugeno,HAIdir):
"""
Detide the observations and write out the new time series for later
use.
"""
t,uave,vave = V.get_gauge(HAIdir)
degree = 20
c, t2, u2 = dart.fit_tide_poly(t,uave,degree,-20,28,0,25)
c, t2, v2 = dart.fit_tide_poly(t,vave,degree,-20,28,0,25)
if gaugeno==1123:
t2 = t2 - 1. # correct error in NGDC data for this gauge
fname = HAIdir + '/detided.txt'
tuv = vstack([t2,u2,v2]).T
savetxt(fname, tuv, fmt="%20.10f")
print "Saved detided t,u,v in ",fname
def make_figs(gaugeno, rundir, outdir, veldir):
rootdir = os.getcwd()
os.chdir(rundir)
# measurement values:
mdir = os.path.abspath('../../Hawaii_velocity_measurements/%s') % veldir
print "Looking for observations in ", mdir
if 0:
# Use raw data:
t_m, u_m, v_m = V.get_gauge(mdir)
else:
# Use detided values:
fname = mdir + '/detided.txt'
t_m, u_m, v_m = loadtxt(os.path.join(mdir, fname), unpack=True)
print "Read detided u,v from ", fname
# computed results:
plotdata = ClawPlotData()
plotdata.outdir = outdir
print "Looking for GeoClaw results in ", outdir
t, speed, u, v, eta = PGV.plot_gauge(gaugeno, plotdata)
t = t / 3600. # convert to hours
i_ts = find((t_m >= t.min()) & (t_m <= t.min() + 5.))
figure(101)
clf()
#plot(u_m,v_m,'k')
plot(u, v, 'r', linewidth=3, label='GeoClaw')
plot(u_m[i_ts], v_m[i_ts], 'ko', label='Observed')
smax = max(abs(u).max(),
abs(v).max(),
abs(u_m).max(),
abs(v_m).max()) * 1.05
plot([-smax, smax], [0, 0], 'k')
plot([0, 0], [-smax, smax], 'k')
axis('scaled')
axis([-smax, smax, -smax, smax])
#legend(['Observed','GeoClaw'])
legend(loc=('lower right'))
title('Velocities at gauge %s' % gaugeno)
xlabel('u in cm/sec')
ylabel('v in cm/sec')
fname = "figure%sa.png" % gaugeno
savefig(fname)
print "Created ", fname
figure(102, figsize=(8, 10))
clf()
subplot(2, 1, 1)
plot(t_m, u_m, 'ko-', linewidth=2)
#plot(t_m[i_ts],u_m[i_ts],'bo-',linewidth=2)
plot(t, u, 'r', linewidth=3)
#legend(['Observed','GeoClaw'],'upper left')
title('u velocities at gauge %s' % gaugeno)
xlim(t.min(), t.max())
ylim(-smax, smax)
ylabel('Velocities in cm/sec')
#ylim(-80,40)
subplot(2, 1, 2)
plot(t_m, v_m, 'ko-', linewidth=2, label="Observed")
#plot(t_m[i_ts],v_m[i_ts],'bo-',linewidth=2)
plot(t, v, 'r', linewidth=3, label="GeoClaw")
#legend(loc=('lower left'))
title('v velocities at gauge %s' % gaugeno)
xlim(t.min(), t.max())
ylim(-smax, smax)
ylabel('Velocities in cm/sec')
xlabel('Hours post-quake')
#import pdb; pdb.set_trace()
fname = "figure%sb.png" % gaugeno
savefig(fname)
print "Created ", fname
os.chdir(rootdir)
def make_figs(gaugeno,rundir,outdir,veldir):
rootdir = os.getcwd()
os.chdir(rundir)
# measurement values:
mdir = os.path.abspath('../../Hawaii_velocity_measurements/%s') % veldir
print "Looking for observations in ",mdir
if 0:
# Use raw data:
t_m,u_m,v_m = V.get_gauge(mdir)
else:
# Use detided values:
fname = mdir + '/detided.txt'
t_m,u_m,v_m = loadtxt(os.path.join(mdir,fname), unpack=True)
print "Read detided u,v from ",fname
# computed results:
plotdata = ClawPlotData()
plotdata.outdir = outdir
print "Looking for GeoClaw results in ",outdir
t,speed,u,v,eta = PGV.plot_gauge(gaugeno,plotdata)
t = t/3600. # convert to hours
i_ts = find((t_m >= t.min()) & (t_m <= t.min() + 5.))
figure(101)
clf()
#plot(u_m,v_m,'k')
plot(u,v,'r',linewidth=3,label='GeoClaw')
plot(u_m[i_ts],v_m[i_ts],'ko',label='Observed')
smax = max(abs(u).max(),abs(v).max(),abs(u_m).max(),abs(v_m).max()) * 1.05
plot([-smax,smax],[0,0],'k')
plot([0,0],[-smax,smax],'k')
axis('scaled')
axis([-smax,smax,-smax,smax])
#legend(['Observed','GeoClaw'])
legend(loc=('lower right'))
title('Velocities at gauge %s' % gaugeno)
xlabel('u in cm/sec')
ylabel('v in cm/sec')
fname = "figure%sa.png" % gaugeno
savefig(fname)
print "Created ",fname
figure(102,figsize=(8,10))
clf()
subplot(2,1,1)
plot(t_m,u_m,'ko-',linewidth=2)
#plot(t_m[i_ts],u_m[i_ts],'bo-',linewidth=2)
plot(t,u,'r',linewidth=3)
#legend(['Observed','GeoClaw'],'upper left')
title('u velocities at gauge %s' % gaugeno)
xlim(t.min(),t.max())
ylim(-smax,smax)
ylabel('Velocities in cm/sec')
#ylim(-80,40)
subplot(2,1,2)
plot(t_m,v_m,'ko-',linewidth=2,label="Observed")
#plot(t_m[i_ts],v_m[i_ts],'bo-',linewidth=2)
plot(t,v,'r',linewidth=3,label="GeoClaw")
#legend(loc=('lower left'))
title('v velocities at gauge %s' % gaugeno)
xlim(t.min(),t.max())
ylim(-smax,smax)
ylabel('Velocities in cm/sec')
xlabel('Hours post-quake')
#import pdb; pdb.set_trace()
fname = "figure%sb.png" % gaugeno
savefig(fname)
print "Created ",fname
os.chdir(rootdir)
