def pmig(data, hdip, ydip, frame1=1, frame2=1, frame3=1):
if version.old_version():
return # think how to do it better
def Grey3(name, title, color='I', extra=''):
Flow('bar' + name, name, 'bar')
Result(
name, [name, 'bar' + name], '''
byte | transp plane=23 |
grey3 title="%s" bar=${SOURCES[1]}
frame1=%d frame2=%d frame3=%d color=%s
flat=y point1=0.75 point2=0.75 %s
''' % (title, frame1, frame2, frame3, color, extra))
Grey3(data, 'Data')
Grey3(hdip, 'Offset Slope', 'j', 'scalebar=y bartype=v')
Grey3(ydip, 'Midpoint Slope', 'j', 'scalebar=y bartype=v')
nmo = data + '-nmo'
vnmo = data + '-vnmo'
Flow([nmo, vnmo], [data, hdip], 'pnmo dip=${SOURCES[1]} vel=${TARGETS[1]}')
Grey3(nmo, 'Oriented NMO')
stk = data + '-stk'
Flow(stk, nmo, 'stack')
Result(stk, 'grey title="Oriented Stack" wheretitle=t wherexlabel=b')
for case in (data, hdip, ydip):
Flow(case + '2', case, 'transp plane=23 memsize=500')
mig = data + '-mig'
Flow(
mig, [data + '2', hdip + '2', ydip + '2'], '''
pmig hdip=${SOURCES[1]} xdip=${SOURCES[2]} |
transp plane=23 memsize=500
''')
Grey3(mig, 'Oriented Prestack Time Migration')
Result(
mig + '2', mig, '''
stack |
grey title="Oriented Prestack Time Migration"
wheretitle=t wherexlabel=b
''')
mzo = data + '-mzo'
Flow(
mzo, [data + '2', hdip + '2', ydip + '2'], '''
pmig hdip=${SOURCES[1]} xdip=${SOURCES[2]} mzo=y |
transp plane=23 memsize=500
''')
Grey3(mzo, 'Oriented Migration to Zero Offset')
Result(
mzo + '2', mzo,
'stack | grey title="Oriented DMO Stack" wheretitle=t wherexlabel=b')
def nwarp2(
name, # name prefix
pp,
ps, # PP and PS images
warp, # initial warp
nx, # number of traces
tmax, # maximum time for display
tmin=0, # minimum time for display
j2=1, # trace sumsampling
trace=None, # seleted trace
o2=0, # trace start
gmin=1, # minimum gamma
gmax=4, # maximum gamma
niter=20, # warping iterations
dt=0.004, # time sampling
fmin=0, # minimum frequency
fmax=40, # maximum frequency
frect=12, # frequency smoothing
frame1=10, # time frame
ng=101, # number of gammas
g0=0.96, # first gamma
pmin=0, # minimum gamma for picking
pmax=2, # maximum gamma for picking
an=0.5, # anisotropy for picking
rect1=50, # vertical smoothing
rect2=50, # lateral smoothing
iter=2, # number of iterations
ss=0, # PP-PS (0) or PP-SS (1)
inter=1, # interleaving
clip=6 # display clip
):
if version.old_version():
return # think how to do it better
interg = '''
pad n2=%d | put n2=%d n3=%d | stack
''' % ((nx / inter + 1) * inter, inter, nx / inter + 1)
inter = 2 * inter
interw = '''
pad n2=%d | put n2=%d n3=%d | stack
''' % ((nx / inter + 1) * inter, inter, nx / inter + 1)
if trace:
for case in (pp, ps, warp):
Flow(case + '1', case, 'window n2=1 min2=%d' % trace)
warp1(name + 't', pp + '1', ps + '1', warp + '1', tmax, tmin, gmin,
gmax, niter, dt, fmin, fmax, frect, ng, g0, pmin, pmax, an,
rect1, iter, ss)
else:
trace = 10
def plot(title):
return '''
window min1=%g max1=%g |
grey title="%s" label1=Time unit1=s clip=%g
labelfat=3 font=2 titlefat=3 label2=Trace unit2=
''' % (tmin, tmax, title, clip)
vplot = plot('Vp/Vs') + '''
clip=%g scalebar=y color=j bias=%g minval=%g maxval=%g
''' % (0.5 * (gmax - gmin), 0.5 * (gmin + gmax), gmin, gmax)
balance = '''
nsmooth1 rect=${SOURCES[1]} |
abalance rect1=%d rect2=%d order=100 other=${SOURCES[2]}
''' % (rect1, rect2)
ifreq = 'iphase rect1=%d rect2=%d order=100' % (2 * rect1, 2 * rect2)
def freqplot(title):
return '''
scale scale dscale=%g |
%s clip=%g bias=%g color=j scalebar=y barlabel="Frequency (Hz)"
''' % (0.5 / (math.pi * dt), plot(title), (fmax - fmin) * 0.25,
(fmax + fmin) * 0.5)
def specplot(title):
return '''
cat axis=2 ${SOURCES[1]} |
graph title="%s" max1=%g label1="Frequency (Hz)"
dash=0,1 plotfat=7 label2=
''' % (title, 4 * fmax)
def giplot(title):
return '''
interleave axis=2 ${SOURCES[1]} |
window min1=%g max1=%g | scale axis=1 |
grey title="Interleaved (%s)" label1=Time unit1=s
label2="Inline" unit2= labelfat=3 font=2 titlefat=3
screenratio=0.6 screenht=8
''' % (tmin, tmax, title)
def wiplot(title):
return '''
interleave axis=2 ${SOURCES[1]} |
window min1=%g max1=%g | scale axis=1 |
wiggle poly=y transp=y yreverse=y
title="Interleaved (%s)"
label1=Time unit1=s label2="In-line"
''' % (tmin, tmax, title)
Plot(pp, plot('PP'))
Flow(pp + 'i', pp, ifreq)
Plot(pp + 'i', freqplot('PP Local Frequency'))
Result(pp + 'line', pp, 'Overlay')
PS = ('PS', 'SS')[ss]
Plot(
ps, '''
window min1=%g max1=%g |
grey title="%s" label1=Time unit1=s
labelfat=3 font=2 titlefat=3 label2=Trace unit2=
''' % (tmin, tmax * 2., PS))
Flow(pp + 's0', pp, 'spectra all=y')
scanplot = '''
window min1=%g max1=%g |
byte gainpanel=all allpos=y |
grey3 frame1=%d frame3=%d frame2=%d color=j flat=n
label1=Time unit1=s label3="In-line" label2="Relative Gamma"
wanttitle=n
''' % (tmin, tmax, frame1, (trace - o2) / j2, ng / 2)
simplot = '''
window min1=%g max1=%g |
grey title="%s" allpos=y
color=j clip=1
label1="Time (s)"
''' % (tmin, tmax, '%s')
warpit = warping(niter, 200, 200)
for i in range(iter):
wrp = warp
#################
# INITIAL WARPING
#################
def n(s):
return '%s-%s-%d' % (name, s, i)
psw = n('psw')
Flow(psw, [ps, pp, wrp], warp0)
Plot(psw, plot('Warped ' + PS))
dif = n('dif')
Plot(dif, [psw, pp],
'add scale=1,-1 ${SOURCES[1]} | ' + plot('Difference'))
gamma = n('gamma')
Flow(gamma, wrp, warp2gamma(ss))
Plot(gamma, vplot)
Result(psw, [pp, psw, dif, gamma], 'TwoRows')
psw1 = n('psw1')
pp1 = n('pp1')
Flow(pp1, pp, 'window n2=1 f2=286')
Flow(psw1, psw, 'window n2=1 f2=286')
ppps = n('ppps')
Result(
ppps, [psw1, pp1], '''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2 |
dots gaineach=n Xscreenwd=9.225 Xscreenht=5.2 Xyyscale=0.8
labels="Difference:SS warped:PP" label1=Time unit1=s
title="LTF transform balancing"
''')
####################
# SPECTRAL BALANCING
####################
si = n('si')
Flow(si, psw, ifreq)
Plot(si, freqplot(PS + ' Local Frequency'))
## msk = n('msk')
## Flow(msk,[si,pp+'i'],getmask)
## sr = n('sr')
## pr = n('pr')
## Flow(sr+'0',[msk,si,pp+'i'],psrect(frect))
## Flow(sr,[psw,sr+'0',pp],balance)
## Flow(pr+'0',[msk,si,pp+'i'],pprect(frect))
## Flow(pr,[pp,pr+'0',pp],balance)
ppltft = n('ppltft')
Flow(ppltft,
pp,
'''
ltft rect=%d verb=n | transp
''' % frect,
split=[2, 471],
reduce="cat axis=3")
Result(
ppltft, '''
transp | window max2=100 |
math output="abs(input)" | real |
byte allpos=y gainpanel=40 pclip=100 |
grey3 transp=n yreverse=n color=j
title="PP before matched" label1=Time unit1=s
frame1=512 frame2=100 frame3=235 point1=0.8 point2=0.3
labelfat=3 font=2 titlefat=3
''')
ppltftspe = n('ppltftspe')
Flow(
ppltftspe, ppltft, '''
math output="abs(input)" | real
''')
pswltft = n('pswltft')
Flow(pswltft,
psw,
'''
ltft rect=%d verb=n | transp
''' % frect,
split=[2, 471],
reduce="cat axis=3")
Result(
pswltft, '''
transp | window max2=100 |
math output="abs(input)" | real |
byte allpos=y gainpanel=40 pclip=100 |
grey3 transp=n yreverse=n color=j
title="PS warped before matched" label1=Time unit1=s
frame1=512 frame2=100 frame3=235 point1=0.8 point2=0.3
labelfat=3 font=2 titlefat=3
''')
pswltftspe = n('pswltftspe')
Flow(
pswltftspe, pswltft, '''
math output="abs(input)" | real
''')
pprick = n('pprick')
Flow(pprick,
ppltftspe,
'''
ricker niter=1000 ma=$TARGET verb=n m=40
''',
stdout=0,
split=[2, 1024])
pswrick = n('pswrick')
Flow(pswrick,
pswltftspe,
'''
ricker niter=1000 ma=$TARGET verb=n m=40
''',
stdout=0,
split=[2, 1024])
ppshape = n('ppshape')
pswshape = n('pswshape')
Flow([ppshape, pswshape], [ppltft, pswltft, pprick, pswrick], '''
freshape in2=${SOURCES[1]} ma=${SOURCES[2]}
ma2=${SOURCES[3]} out2=${TARGETS[1]}
''')
## Result('ppmorphltft',
## '''
## transp | window max2=100 |
## math output="abs(input)" | real |
## grey transp=n yreverse=n color=j
## title="PP matched" label1=Time unit1=s
## screenratio=0.35 screenht=5
## labelfat=3 font=2 titlefat=3 parallel2=n scalebar=y
## ''')
## Result('psmorphltft',
## '''
## transp | window max2=100 |
## math output="abs(input)" | real |
## grey transp=n yreverse=n color=j
## title="PS matched" label1=Time unit1=s
## screenratio=0.35 screenht=5
## labelfat=3 font=2 titlefat=3 parallel2=n scalebar=y
## ''')
sr = n('sr')
pr = n('pr')
Flow(pr, ppshape, 'transp | ltft inv=y verb=y')
Flow(sr, pswshape, 'transp | ltft inv=y verb=y')
## Plot('ippmorphltft',
## '''
## graph plotfat=10 label1=Time unit1=s unit2=
## wanttitle=n labelsz=10 label2="PP matched"
## ''')
## Plot('ipsmorphltft',
## '''
## graph plotfat=10 label1=Time unit1=s unit2=
## wanttitle=n labelsz=10 label2="PS matched"
## ''')
## Result('match','ippmorphltft ipsmorphltft','OverUnderAniso')
sr1 = n('sr1')
pr1 = n('pr1')
Flow(pr1, pr, 'window n2=1 f2=286')
Flow(sr1, sr, 'window n2=1 f2=286')
ltftppps = n('ltftppps')
Result(
ltftppps, [sr1, pr1], '''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2 |
dots gaineach=0 Xscreenwd=9.225 Xscreenht=5.2 Xyyscale=0.8
labels="Difference:PS warped:PP" label1=Time unit1=s
title="LTF transform balancing"
''')
## Plot('ltftbefore','pp morph',
## '''
## cat axis=2 ${SOURCES[1]} |
## spectra | window max1=100 |
## graph dash=0,1 title="Before LTFT matching" max2=2 min2=0
## label1=Frequency unit1=Hz label2= unit2=
## ''')
## Plot('ltftafter','ippmorphltft ipsmorphltft',
## '''
## cat axis=2 ${SOURCES[1]} |
## spectra | window max1=100 |
## graph dash=0,1 title="After LTFT matching" max2=2 min2=0
## label1=Frequency unit1=Hz label2= unit2=
## ''')
## Result('ltftspectra','ltftbefore ltftafter','SideBySideAniso')
pi = n('pi')
Flow(pi, pr, ifreq)
Flow(si + '2', sr, ifreq)
Plot(si + '2', freqplot(PS + ' Local Frequency'))
Plot(pi, freqplot('PP Local Frequency'))
Result(si, [pp + 'i', si, pi, si + '2'], 'TwoRows')
s0 = psw + 's0'
Flow(s0, psw, 'spectra all=y')
Plot(s0, [pp + 's0', s0], specplot('Before'))
s1 = psw + 's1'
Flow(s1, sr, 'spectra all=y')
Flow(pr + 's1', pr, 'spectra all=y')
Plot(s1, [pr + 's1', s1], specplot('After'))
Result(n('sp'), [s0, s1], 'SideBySideIso')
if i == 0:
in0 = n('in0')
Flow(pr + 'in0', pr, interg)
Flow(sr + 'in0', sr, interg)
Plot(in0, [pr + 'in0', sr + 'in0'], giplot('Before'))
Flow(pr + 'in0w', pr, interw)
Flow(sr + 'in0w', sr, interw)
Plot(in0 + 'w', [pr + 'in0w', sr + 'in0w'], wiplot('Before'))
Result(in0, in0, 'Overlay')
Result(in0 + 'w', in0 + 'w', 'Overlay')
sim0 = n('sim0')
Flow(sim0, [pr, sr], simil(rect1, rect2))
Result(sim0, simplot % 'Before')
Plot(sr, plot('Warped and Balanced ' + PS))
Plot(pr, plot('Balanced PP'))
dif = dif + '2'
Plot(dif, [sr, pr],
'add scale=1,-1 ${SOURCES[1]} | ' + plot('Difference'))
Result(sr, [pr, sr, dif, gamma], 'TwoRows')
############
# GAMMA SCAN
############
g1 = 2 - g0
warpscan2 = warpscan(ng, g0, g1, rect1, 1, int(0.5 + rect2 / j2))
sc = n('sc')
Flow(sr + '2', sr, 'window j2=%d' % j2)
Flow(pr + '2', pr, 'window j2=%d' % j2)
Flow(sc, [sr + '2', pr + '2'], warpscan2)
Result(sc, scanplot)
pk = n('pk')
if i == 0:
Flow(
pk + '0', sc,
pick(max(pmin, g0),
min(pmax, g1),
rect1,
4 * rect2 / j2,
an=an))
else:
Flow(pk + '0', sc, pick(g0, g1, rect1, 4 * rect2 / j2, an=an))
Flow(
pk, pk + '0', '''
transp memsize=500 |
spline n1=%d d1=1 o1=%g |
transp memsize=500 |
math output="(input-1)*x1"
''' % (nx, o2))
#########
# WARPING
#########
warp = n('wrp')
Flow([warp, psw + '2'], [sr, pr, pk, wrp], warpit, stdout=-1)
Plot(psw + '2', plot('Warped ' + PS))
dif = n('dif2')
Plot(dif, [psw + '2', pr],
'add scale=1,-1 ${SOURCES[1]} | ' + plot('Difference'))
gamma = n('gamma2')
Flow(gamma, warp, warp2gamma(ss))
Plot(gamma, vplot)
Result(psw + '2', [pr, psw + '2', dif, gamma], 'TwoRows')
if i == iter - 1:
in1 = n('in1')
Flow(pr + 'in1', pr, interg)
Flow(psw + '2in1', psw + '2', interg)
Plot(in1, [pr + 'in1', psw + '2in1'], giplot('After'))
Flow(pr + 'in1w', pr, interw)
Flow(psw + '2in1w', psw + '2', interw)
Plot(in1 + 'w', [pr + 'in1w', psw + '2in1w'], wiplot('After'))
Result(in1, in1, 'Overlay')
Result(in1 + 'w', in1 + 'w', 'Overlay')
Result(in0 + '1', [in0, in1], 'SideBySideIso')
Result(in0 + '1w', [in0 + 'w', in1 + 'w'], 'OverUnderAniso')
sim1 = n('sim1')
Flow(sim1, [pr, psw + '2'], simil(rect1, rect2))
Result(sim1, simplot % 'After')
Flow(psw + '1', [ps, pp, warp], warp0)
Result(psw + '1', plot('Warped ' + PS))
rt = n('rt')
Flow(psw + 'i', psw + '1', ifreq)
Flow(
rt, psw + 'i', '''
math output="sqrt(1+12*(1/input^2-1/%g^2))" |
dd type=int
''' % (fmax * 2 * math.pi * dt))
dl = n('dl')
Flow(
dl, [psw + '1', rt], '''
deblur rect=${SOURCES[1]}
verb=y niter=100 eps=0.04 nliter=1
''')
Result(
dl, '''
window min1=%g max1=%g |
grey title="Deblurred %s" label1="Time (s)"
''' % (tmin, tmax, PS))
Flow('e' + gamma, warp, warp2egamma(ss))
Result(gamma, 'e' + gamma, vplot)
g0 = (g0 + 1) * 0.5
def warp1(
name, # name prefix
pp,
ps, # PP and PS images
warp, # initial warp
tmax, # maximum time for display
tmin=0, # minimum time for display
gmin=1, # minimum gamma
gmax=4, # maximum gamma
niter=20, # warping iterations
dt=0.004, # time sampling
fmin=0, # minimum frequency
fmax=40, # maximum frequency
frect=12, # frequency smoothing
ng=101, # number of gammas
g0=0.96, # first gamma
pmin=0, # minimum gamma for picking
pmax=2, # maximum gamma for picking
an=0.5, # anisotropy for picking
rect1=50, # vertical smoothing
iter=2, # number of iterations
ss=0):
if version.old_version():
return # think how to do it better
graph = '''
graph wanttitle=n min2=%g max2=%g min1=%g max1=%g
wherexlabel=t wheretitle=b crowd=0.8 label2="Vp/Vs"
''' % (gmin, gmax, tmin, tmax)
dplot = '''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2 |
window min1=%g max1=%g |
dots gaineach=0
labels="Difference:PS warped:PP" label1=Time unit1=s
''' % (tmin, tmax)
def iphase(title):
return '''
cat axis=2 ${SOURCES[1]} |
scale dscale=%g |
graph title="Local Frequency (%s)" label1="Time (s)"
min2=%g max2=%g min1=%g max1=%g
dash=0,1 label2="Frequency (Hz)"
''' % (0.5 / (math.pi * dt), title, fmin, fmax, tmin, tmax)
warpit = warping(niter, 200)
for i in range(iter):
#################
# INITIAL WARPING
#################
wrp = warp
def showpick(case):
return '''
graph transp=y min2=%g max2=%g min1=%g max1=%g
yreverse=y plotcol=%d plotfat=%d
wantaxis=n wanttitle=n pad=n
''' % (g0, g1, tmin, tmax, (7, 0)[case], (5, 1)[case])
def n(s):
return '%s-%s-%d' % (name, s, i)
gamma = n('gamma')
Flow(gamma, wrp, warp2gamma(ss))
Plot(gamma, graph)
psw = n('psw')
Flow(psw, [ps, pp, wrp], warp0)
Plot(psw, [psw, pp], dplot)
Result(psw, [gamma, psw], 'OverUnderAniso')
####################
# SPECTRAL BALANCING
####################
ppft = n('ppft')
psft = n('psft')
ltft = 'ltft rect=%d | transp' % frect
Flow(ppft, pp, ltft)
Flow(psft, psw, ltft)
Flow(ppft + 'a', ppft, 'math output="abs(input)" | real')
Flow(psft + 'a', psft, 'math output="abs(input)" | real')
ftplot = '''
window min1=%g max1=%g max2=%g |
grey allpos=y color=j labelfat=3 font=2 titlefat=3
screenht=6. screenratio=0.45
''' % (fmin, fmax, tmax)
Plot(ppft + 'a',
ftplot + 'title="PP before balancing" scalebar=y maxval=0.014')
Result(ppft + 'a', 'Overlay')
Plot(
psft + 'a', ftplot +
'title="Warped SS before balancing" scalebar=y maxval=0.014')
Result(psft + 'a', 'Overlay')
Result(n('ft0'), [ppft + 'a', psft + 'a'], 'OverUnderAniso')
pprick = n('pprick')
psrick = n('psrick')
Flow(pprick,
ppft + 'a',
'''
ricker niter=1000 ma=$TARGET verb=n m=40
''',
stdout=0,
split=[2, 1024])
Flow(psrick,
psft + 'a',
'''
ricker niter=1000 ma=$TARGET verb=n m=40
''',
stdout=0,
split=[2, 1024])
rickplot = '''
cat axis=3 ${SOURCES[1]} | window n1=1 max2=%g |
math output="sqrt(input)" |
graph title="Dominant Frequency"
label2=Frequency unit2=Hz min2=%g max2=%g
''' % (tmax, fmin, fmax)
Result(n('rick'), [pprick, psrick], rickplot)
Flow([ppft + 'b', psft + 'b'], [ppft, psft, pprick, psrick], '''
freshape in2=${SOURCES[1]} ma=${SOURCES[2]}
ma2=${SOURCES[3]} out2=${TARGETS[1]}
''')
Flow(ppft + 'c', ppft + 'b', 'math output="abs(input)" | real')
Flow(psft + 'c', psft + 'b', 'math output="abs(input)" | real')
Plot(ppft + 'c',
ftplot + 'title="PP after balancing" scalebar=y maxval=0.014')
Result(ppft + 'c', 'Overlay')
Plot(
psft + 'c', ftplot +
'title="Warped SS after balancing" scalebar=y maxval=0.014')
Result(psft + 'c', 'Overlay')
Result(n('fta'), [ppft + 'c', psft + 'c'], 'OverUnderAniso')
sr = n('sr')
pr = n('pr')
Flow(pr, ppft + 'b', 'transp | ltft inv=y')
Flow(sr, psft + 'b', 'transp | ltft inv=y')
Plot(psw + '1', [sr, pr], dplot)
Result(psw + '1', [gamma, psw + '1'], 'OverUnderAniso')
############
# GAMMA SCAN
############
g1 = 2 - g0
warpscan1 = warpscan(2 * ng, g0, g1, rect1)
greyscan = '''
window min1=%g max1=%g |
grey title="Gamma scan" allpos=y
min2=%g max2=%g
color=j pclip=100
label1="Time (s)" label2="Gamma"
''' % (tmin, tmax, g0, g1)
scn = n('scn')
Flow(scn, [sr, pr], warpscan1)
Plot(scn, greyscan)
pik = n('pik')
if i == 0:
Flow(pik + '0', scn,
pick(max(pmin, g0), min(pmax, g1), 2 * rect1, an=an))
else:
Flow(pik + '0', scn, pick(g0, g1, 2 * rect1, an=an))
Flow(pik, pik + '0', 'math output="(input-1)*x1" ')
Plot(pik, pik + '0', showpick(0))
Plot(pik + '0', showpick(1))
Result(scn, [scn, pik, pik + '0'], 'Overlay')
#########
# WARPING
#########
warp = n('wrp')
Flow([warp, psw + '2'], [sr, pr, pik, wrp], warpit, stdout=-1)
Flow(gamma + '2', warp, warp2gamma(ss))
Plot(gamma + '2', graph)
Plot(psw + '2', [psw + '2', pr], dplot)
Result(psw + '2', [gamma + '2', psw + '2'], 'OverUnderAniso')
g0 = (g0 + 1) * 0.5
############
# Comparison
############
Flow(psw + 'line', psw, 'math output=0.1')
Flow(
psw + '0c', [psw, pp], '''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2
''')
Flow(
psw + '1c', [sr, pr], '''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2
''')
Flow(
psw + '2c', [psw + '2', pr], '''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2
''')
Result(
psw + 'c',
[psw + '2c', psw + 'line', psw + '1c', psw + 'line', psw + '0c'],
'''
cat ${SOURCES[1:5]} axis=2 |
window min1=%g max1=%g |
dots gaineach=0 labelfat=4 font=2 titlefat=4
labels="Difference 3:SS registered:PP balanced:
:Difference 2:SS balanced:PP balanced:
:Difference 1:SS initial warped:PP"
label1=Time unit1=s
''' % (tmin, tmax))
def nwarp2(
name, # name prefix
pp,
ps, # PP and PS images
warp, # initial warp
nx, # number of traces
tmax, # maximum time for display
tmin=0, # minimum time for display
j2=1, # trace sumsampling
trace=None, # seleted trace
o2=0, # trace start
gmin=1, # minimum gamma
gmax=4, # maximum gamma
niter=20, # warping iterations
dt=0.004, # time sampling
fmin=0, # minimum frequency
fmax=40, # maximum frequency
frect=12, # frequency smoothing
frame1=10, # time frame
ng=101, # number of gammas
g0=0.96, # first gamma
pmin=0, # minimum gamma for picking
pmax=2, # maximum gamma for picking
an=0.5, # anisotropy for picking
rect1=50, # vertical smoothing
rect2=50, # lateral smoothing
iter=2, # number of iterations
ss=0, # PP-PS (0) or PP-SS (1)
inter=1, # interleaving
clip=6 # display clip
):
if version.old_version():
return # think how to do it better
interg = '''
pad n2=%d | put n2=%d n3=%d | stack
''' % ((nx / inter + 1) * inter, inter, nx / inter + 1)
inter = 2 * inter
interw = '''
pad n2=%d | put n2=%d n3=%d | stack
''' % ((nx / inter + 1) * inter, inter, nx / inter + 1)
if trace:
for case in (pp, ps, warp):
Flow(case + '1', case, 'window n2=1 min2=%d' % trace)
warp1(name + 't', pp + '1', ps + '1', warp + '1', tmax, tmin, gmin,
gmax, niter, dt, fmin, fmax, frect, ng, g0, pmin, pmax, an,
rect1, iter, ss)
else:
trace = 10
def plot(title):
return '''
window min1=%g max1=%g |
grey title="%s" label1=Time unit1=s clip=%g
label2=Trace unit2=
''' % (tmin, tmax, title, clip)
vplot = plot('Vp/Vs') + '''
clip=%g scalebar=y color=j bias=%g minval=%g maxval=%g
''' % (0.5 * (gmax - gmin), 0.5 * (gmin + gmax), gmin, gmax)
balance = '''
nsmooth1 rect=${SOURCES[1]} |
abalance rect1=%d rect2=%d order=100 other=${SOURCES[2]}
''' % (rect1, rect2)
ifreq = 'iphase rect1=%d rect2=%d order=100' % (2 * rect1, 2 * rect2)
def freqplot(title):
return '''
scale scale dscale=%g |
%s clip=%g bias=%g color=j scalebar=y barlabel="Frequency (Hz)"
''' % (0.5 / (math.pi * dt), plot(title), (fmax - fmin) * 0.25,
(fmax + fmin) * 0.5)
def specplot(title):
return '''
cat axis=2 ${SOURCES[1]} |
graph title="%s" max1=%g label1="Frequency (Hz)"
dash=0,1 plotfat=7 label2=
''' % (title, 4 * fmax)
def giplot(title):
return '''
interleave axis=2 ${SOURCES[1]} |
window min1=%g max1=%g | scale axis=1 |
grey title="Interleaved (%s)" label1=Time unit1=s
label2="Inline" unit2=
''' % (tmin, tmax, title)
def wiplot(title):
return '''
interleave axis=2 ${SOURCES[1]} |
window min1=%g max1=%g | scale axis=1 |
wiggle poly=y transp=y yreverse=y
title="Interleaved (%s)"
label1=Time unit1=s label2="In-line"
''' % (tmin, tmax, title)
Plot(pp, plot('PP'))
Flow(pp + 'i', pp, ifreq)
Plot(pp + 'i', freqplot('PP Local Frequency'))
Result(pp + 'line', pp, 'Overlay')
PS = ('PS', 'SS')[ss]
Plot(
ps, '''
window min1=%g max1=%g |
grey title="%s" label1=Time unit1=s
''' % (tmin, tmax * 2., PS))
Flow(pp + 's0', pp, 'spectra all=y')
scanplot = '''
window min1=%g max1=%g |
byte gainpanel=all allpos=y |
grey3 frame1=%d frame3=%d frame2=%d color=j flat=n
label1=Time unit1=s label3="In-line" label2="Relative Gamma"
wanttitle=n
''' % (tmin, tmax, frame1, (trace - o2) / j2, ng / 2)
simplot = '''
window min1=%g max1=%g |
grey title="%s" allpos=y
color=j clip=1
label1="Time (s)"
''' % (tmin, tmax, '%s')
warpit = warping(niter, 200, 200)
for i in range(iter):
wrp = warp
#################
# INITIAL WARPING
#################
def n(s):
return '%s-%s-%d' % (name, s, i)
psw = n('psw')
Flow(psw, [ps, pp, wrp], warp0)
Plot(psw, plot('Warped ' + PS))
dif = n('dif')
Plot(dif, [psw, pp],
'add scale=1,-1 ${SOURCES[1]} | ' + plot('Difference'))
gamma = n('gamma')
Flow(gamma, wrp, warp2gamma(ss))
Plot(gamma, vplot)
Result(psw + 'all', [pp, psw, dif, gamma], 'TwoRows')
psw1 = n('psw1')
pp1 = n('pp1')
Flow(pp1, pp, 'window n2=1 f2=286')
Flow(psw1, psw, 'window n2=1 f2=286')
####
Result(psw, plot('PSW'))
####
ppps = n('ppps')
Result(
ppps, [psw1, pp1], '''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2 |
dots gaineach=n Xscreenwd=9.225 Xscreenht=5.2 Xyyscale=0.8
labels="Difference:SS warped:PP" label1=Time unit1=s
title="LTF transform balancing"
''')
####################
# SPECTRAL BALANCING
####################
si = n('si')
Flow(si, psw, ifreq)
Plot(si, freqplot(PS + ' Local Frequency'))
nc = 1
radius2(pp,
psw,
niter=5,
c=[0.7, 0.45, 0.35, 0.35, 0.5],
bias=-20,
clip=30,
rect1=rect1,
rect2=rect2,
theor=False,
initial=1,
minval=-20,
maxval=10,
titlehigh='PP',
titlelow='PSW',
it=i)
psws = n('psws')
pps = n('pps')
Flow(psws, 'low-smooth%d%i' % (nc, i), 'cp')
Flow(pps, 'high-smooth%d%i' % (nc, i), 'cp')
# balance amplitudes
pswsb = n('pswsb')
Flow(
pswsb, [psws, pps],
'abalance other=${SOURCES[1]} rect1=%i rect2=%i order=100' %
(50, 50))
Result(pps, plot("PP smoothed"))
Result(psws, plot("PS smoothed "))
Result(pswsb, plot("PS smoothed balanced"))
#############
## GAMMA SCAN
#############
g1 = 2 - g0
warpscan2 = warpscan(ng, g0, g1, rect1, 1, int(0.5 + rect2 / j2))
sc = n('sc')
sr = n('sr')
pr = n('pr')
Flow(pr, pps, 'cp')
Flow(sr, pswsb, 'cp')
Flow(sr + '2', sr, 'window j2=%d' % j2)
Flow(pr + '2', pr, 'window j2=%d' % j2)
Flow(sc, [sr + '2', pr + '2'], warpscan2)
Result(sc, scanplot)
pk = n('pk')
if i == 0:
Flow(
pk + '0', sc,
pick(max(pmin, g0),
min(pmax, g1),
rect1,
4 * rect2 / j2,
an=an))
else:
Flow(pk + '0', sc, pick(g0, g1, rect1, 4 * rect2 / j2, an=an))
Flow(
pk, pk + '0', '''
transp memsize=500 |
spline n1=%d d1=1 o1=%g |
transp memsize=500 |
math output="(input-1)*x1"
''' % (nx, o2))
##################
if i == 0:
in0 = n('in0')
Flow(pr + 'in0', pr, interg)
Flow(sr + 'in0', sr, interg)
Plot(in0, [pr + 'in0', sr + 'in0'], giplot('Before'))
Flow(pr + 'in0w', pr, interw)
Flow(sr + 'in0w', sr, interw)
Plot(in0 + 'w', [pr + 'in0w', sr + 'in0w'], wiplot('Before'))
Result(in0, in0, 'Overlay')
Result(in0 + 'w', in0 + 'w', 'Overlay')
################
#########
# WARPING
#########
warp = n('wrp')
Flow([warp, psw + '2'], [sr, pr, pk, wrp], warpit, stdout=-1)
#Flow([warp,psw+'2'],[psw,pr,pk,wrp],warpit,stdout=-1)
Plot(psw + '2', plot('Warped ' + PS))
dif = n('dif2')
Plot(dif, [psw + '2', pr],
'add scale=1,-1 ${SOURCES[1]} | ' + plot('Difference'))
gamma = n('gamma2')
Flow(gamma, warp, warp2gamma(ss))
Plot(gamma, vplot)
if i == iter - 1:
in1 = n('in1')
Flow(pr + 'in1', pr, interg)
Flow(psw + '2in1', psw + '2', interg)
Plot(in1, [pr + 'in1', psw + '2in1'], giplot('After'))
Flow(pr + 'in1w', pr, interw)
Flow(psw + '2in1w', psw + '2', interw)
Plot(in1 + 'w', [pr + 'in1w', psw + '2in1w'], wiplot('After'))
Result(in1, in1, 'Overlay')
Result(in1 + 'w', in1 + 'w', 'Overlay')
sim1 = n('sim1')
Flow(sim1, [pr, psw + '2'], simil(rect1, rect2))
Result(sim1, simplot % 'After')
Flow(psw + '1', [ps, pp, warp], warp0)
Result(psw + '1', plot('Warped ' + PS))
rt = n('rt')
Flow(psw + 'i', psw + '1', ifreq)
Flow(
rt, psw + 'i', '''
math output="sqrt(1+12*(1/input^2-1/%g^2))" |
dd type=float
''' % (fmax * 2 * math.pi * dt))
dl = n('dl')
Flow(
dl, [psw + '1', rt], '''
dd type=float | deblur rect=${SOURCES[1]}
verb=y niter=100 eps=0.04 nliter=1
''')
Result(
dl, '''
window min1=%g max1=%g |
grey title="Deblurred %s" label1="Time (s)"
''' % (tmin, tmax, PS))
Flow('e' + gamma, warp, warp2egamma(ss))
Result(gamma, 'e' + gamma, vplot)
g0 = (g0 + 1) * 0.5
def warp1(
name, # name prefix
pp,
ps, # PP and PS images
warp, # initial warp
tmax, # maximum time for display
tmin=0, # minimum time for display
gmin=1, # minimum gamma
gmax=4, # maximum gamma
niter=20, # warping iterations
dt=0.004, # time sampling
fmin=0, # minimum frequency
fmax=40, # maximum frequency
frect=12, # frequency smoothing
ng=101, # number of gammas
g0=0.96, # first gamma
pmin=0, # minimum gamma for picking
pmax=2, # maximum gamma for picking
an=0.5, # anisotropy for picking
rect1=50, # vertical smoothing
iter=2, # number of iterations
ss=0):
if version.old_version():
return # think how to do it better
graph = '''
graph wanttitle=n min2=%g max2=%g min1=%g max1=%g
wherexlabel=t wheretitle=b crowd=0.8 label2="Vp/Vs"
''' % (gmin, gmax, tmin, tmax)
dplot = '''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2 |
window min1=%g max1=%g |
dots gaineach=0
labels="Difference:PS warped:PP" label1=Time unit1=s
''' % (tmin, tmax)
def iphase(title):
return '''
cat axis=2 ${SOURCES[1]} |
scale dscale=%g |
graph title="Local Frequency (%s)" label1="Time (s)"
min2=%g max2=%g min1=%g max1=%g
dash=0,1 label2="Frequency (Hz)"
''' % (0.5 / (math.pi * dt), title, fmin, fmax, tmin, tmax)
warpit = warping(niter, 200)
for i in range(iter):
#################
# INITIAL WARPING
#################
wrp = warp
def showpick(case):
return '''
graph transp=y min2=%g max2=%g min1=%g max1=%g
yreverse=y plotcol=%d plotfat=%d
wantaxis=n wanttitle=n pad=n
''' % (g0, g1, tmin, tmax, (7, 0)[case], (5, 1)[case])
def n(s):
return '%s-%s-%d' % (name, s, i)
gamma = n('gamma')
Flow(gamma, wrp, warp2gamma(ss))
Plot(gamma, graph)
psw = n('psw')
Flow(psw, [ps, pp, wrp], warp0)
Plot(psw, [psw, pp], dplot)
Result(psw, [gamma, psw], 'OverUnderAniso')
def warp3(
name, # name prefix
pp,
ps, # PP and PS images
warp, # initial warp
nx, # number of traces
tmax, # maximum time for display
tmin=0, # minimum time for display
ny=1, # number of lines
j2=1, # trace subsampling
j3=1, # line subsampling
line=None, # selected line
trace=None, # seleted trace
o2=0, # in-line start
o3=0, # cross-line start
gmin=1, # minimum gamma
gmax=4, # maximum gamma
niter=20, # warping iterations
dt=0.004, # time sampling
fmin=0, # minimum frequency
fmax=40, # maximum frequency
frect=12, # frequency smoothing
frame1=10, # time frame
ng=101, # number of gammas
g0=0.96, # first gamma
pmin=0, # minimum gamma for picking
pmax=2, # maximum gamma for picking
an=0.5, # anisotropy for picking
rect1=50, # vertical smoothing
rect2=50, # in-line smoothing
rect3=50, # cross-line smoothing
iter=2, # number of iterations
ss=0, # PP-PS (0) or PP-SS (1)
inter=1, # interleaving
clip=6 # display clip
):
if version.old_version():
return # think how to do it better
if line:
for case in (pp, ps, warp):
Flow(case + '2', case, 'window n3=1 min3=%d' % line)
warp2(name + 'l', pp + '2', ps + '2', warp + '2', nx, tmax, tmin,
j2 / j3, trace, o2, gmin, gmax, niter, dt, fmin, fmax, frect,
frame1, ng, g0, pmin, pmax, an, rect1, rect2, iter, ss, inter,
clip)
else:
line = 10
def plot3(title):
return '''
window min1=%g max1=%g |
byte gainpanel=all |
grey3 title="%s" flat=y frame1=%d frame2=%d frame3=%d
Xpoint1=0.75 Xpoint2=0.75
label1="Time (s)" label2="In-line" label3="Cross-line"
''' % (tmin, tmax, title, frame1, trace - o2, line - o3)
Result(pp, plot3('PP'))
PS = ('PS', 'SS')[ss]
ifreq = '''
window j2=%d j3=%d |
iphase rect1=%d rect2=%d rect3=%d order=100 complex=y |
transp memsize=500 |
spline n1=%d d1=1 o1=%g | transp memsize=500 |
transp plane=13 memsize=500 |
spline n1=%d d1=1 o1=%g | transp plane=13 memsize=500
''' % (j2, j3, 2 * rect1, 2 * rect2 / j2, 2 * rect3 / j3, nx, o2, ny, o3)
def freqplot3(title):
return '''
window min1=%g max1=%g |
scale dscale=%g |
byte clip=%g bias=%g bar=bar.rsf |
grey3 title="%s" flat=n frame1=%d frame2=%d frame3=%d
point1=0.75 point2=0.75
label1="Time (s)" label2="In-line" label3="Cross-line"
color=j scalebar=y barlabel=Frequency barunit=Hz
''' % (tmin, tmax, 0.5 / (math.pi * dt), (fmax - fmin) * 0.25,
(fmax + fmin) * 0.5, title, frame1, trace - o2, line - o3)
Flow(pp + 'i', pp, ifreq)
Result(pp + 'i', freqplot3('PP Local Frequency'))
balance = '''
nsmooth1 rect=${SOURCES[1]} |
abalance rect1=%d rect2=%d rect3=%d order=100 other=${SOURCES[2]}
''' % (rect1, rect2, rect3)
def pslice(title):
return '''
window min1=%g max1=%g |
window n1=1 f1=%d |
grey verb=y color=j label1="In-line" label2="Cross-line" title="%s"
transp=n yreverse=n clip=%g
''' % (tmin, tmax, frame1, title, clip)
warpit = warping(niter, 200, 200, 200)
Plot(pp + 's', pp, pslice('PP'))
for i in range(iter):
wrp = warp
#################
# INITIAL WARPING
#################
def n(s):
return '%s-%s-%d' % (name, s, i)
psw = n('psw')
Flow(psw, [ps, pp, wrp], warp0)
Result(psw, plot3('Warped ' + PS))
if i == 0:
Plot(ps + 's', psw, pslice('Warped %s (Before)' % PS))
####################
# SPECTRAL BALANCING
####################
si = n('si')
Flow(si, psw, ifreq)
Result(si, freqplot3(PS + ' Local Frequency'))
msk = n('msk')
Flow(msk, [si, pp + 'i'], getmask)
sr = n('sr')
pr = n('pr')
Flow(sr + '0', [msk, si, pp + 'i'], psrect(frect))
Flow(sr, [psw, sr + '0', pp], balance)
Flow(pr + '0', [msk, si, pp + 'i'], pprect(frect))
Flow(pr, [pp, pr + '0', pp], balance)
Result(sr, plot3('Warped and Balanced ' + PS))
Result(pr, plot3('Balanced PP'))
############
# GAMMA SCAN
############
g1 = 2 - g0
warpscan3 = warpscan(ng, g0, g1, rect1, 1, int(0.5 + rect2 / j2),
int(0.5 + rect3 / j3))
Flow(sr + '2', sr, 'window j2=%d j3=%d' % (j2, j3))
Flow(pr + '2', pr, 'window j2=%d j3=%d' % (j2, j3))
sc = n('sc')
Flow(sc, [sr + '2', pr + '2'], warpscan3)
pk = n('pk')
if i == 0:
Flow(
pk + '0', sc,
pick(max(pmin, g0),
min(pmax, g1),
rect1,
4 * rect2 / j2,
4 * rect3 / j3,
an=an))
else:
Flow(pk + '0', sc,
pick(g0, g1, rect1, 4 * rect2 / j2, 4 * rect3 / j3, an=an))
Flow(
pk, pk + '0', '''
transp memsize=500 | spline n1=%d d1=1 o1=%g | transp memsize=500 |
transp plane=13 memsize=500 | spline n1=%d d1=1 o1=%g | transp plane=13 memsize=500 |
math output="(input-1)*x1"
''' % (nx, o2, ny, o3))
#########
# WARPING
#########
warp = n('wrp')
Flow([warp, psw + '2'], [sr, pr, pk, wrp], warpit, stdout=-1)
Result(psw + '2', plot3('Warped ' + PS))
Flow(psw + '1', [ps, pp, warp], warp0)
Result(psw + '1', plot3('Warped ' + PS))
gamma = n('gamma2')
Flow(gamma, warp, warp2gamma(ss))
Result(
gamma, '''
window min1=%g max1=%g |
byte bias=%g clip=%g bar=bar.rsf |
grey3 title="Vp/Vs" flat=n frame1=%d frame2=%d frame3=%d
point1=0.75 point2=0.75 color=j scalebar=y minval=%g maxval=%g
label1="Time (s)" label2="In-line" label3="Cross-line"
''' %
(tmin, tmax, (gmin + gmax) / 2,
(gmax - gmin) / 2, frame1, trace - o2, line - o3, gmin, gmax))
if i == iter - 1:
Flow(psw + '1', [ps, pp, warp], warp0)
Plot(psw + 's', psw + '1', pslice('Warped %s (After)' % PS))
Result(psw + 's', [pp + 's', ps + 's', psw + 's'], 'SideBySideIso')
g0 = (g0 + 1) * 0.5
def warp2(
name, # name prefix
pp,
ps, # PP and PS images
warp, # initial warp
nx, # number of traces
tmax, # maximum time for display
tmin=0, # minimum time for display
j2=1, # trace sumsampling
trace=None, # seleted trace
o2=0, # trace start
gmin=1, # minimum gamma
gmax=4, # maximum gamma
niter=20, # warping iterations
dt=0.004, # time sampling
fmin=0, # minimum frequency
fmax=40, # maximum frequency
frect=12, # frequency smoothing
frame1=10, # time frame
ng=101, # number of gammas
g0=0.96, # first gamma
pmin=0, # minimum gamma for picking
pmax=2, # maximum gamma for picking
an=0.5, # anisotropy for picking
rect1=50, # vertical smoothing
rect2=50, # lateral smoothing
iter=2, # number of iterations
ss=0, # PP-PS (0) or PP-SS (1)
inter=1, # interleaving
clip=6 # display clip
):
if version.old_version():
return # think how to do it better
interg = 'pad n2=%d | put n2=%d n3=%d | stack' % (
(nx / inter + 1) * inter, inter, nx / inter + 1)
inter = 2 * inter
interw = 'pad n2=%d | put n2=%d n3=%d | stack' % (
(nx / inter + 1) * inter, inter, nx / inter + 1)
if trace:
for case in (pp, ps, warp):
Flow(case + '1', case, 'window n2=1 min2=%d' % trace)
warp1(name + 't', pp + '1', ps + '1', warp + '1', tmax, tmin, gmin,
gmax, niter, dt, fmin, fmax, frect, ng, g0, pmin, pmax, an,
rect1, iter, ss)
else:
trace = 10
def plot(title):
return '''
window min1=%g max1=%g |
grey title="%s" label1=Time unit1=s clip=%g
''' % (tmin, tmax, title, clip)
vplot = plot('Vp/Vs') + '''
clip=%g scalebar=y color=j bias=%g minval=%g maxval=%g
''' % (0.5 * (gmax - gmin), 0.5 * (gmin + gmax), gmin, gmax)
balance = '''
nsmooth1 rect=${SOURCES[1]} |
abalance rect1=%d rect2=%d order=100 other=${SOURCES[2]}
''' % (rect1, rect2)
ifreq = 'iphase rect1=%d rect2=%d order=100 complex=y' % (2 * rect1,
2 * rect2)
def freqplot(title):
return '''
scale scale dscale=%g |
%s clip=%g bias=%g color=j scalebar=y barlabel=Frequency barunit=Hz
''' % (0.5 / (math.pi * dt), plot(title), (fmax - fmin) * 0.25,
(fmax + fmin) * 0.5)
def specplot(title):
return '''
cat axis=2 ${SOURCES[1]} |
graph title="%s" max1=%g label1=Frequency unit1=Hz
dash=0,1 plotfat=7 label2=
''' % (title, 4 * fmax)
def giplot(title):
return '''
interleave axis=2 ${SOURCES[1]} |
window min1=%g max1=%g |
grey
title="Interleaved (%s)"
label1=Time unit1=s label2="In-line"
''' % (tmin, tmax, title)
def wiplot(title):
return '''
interleave axis=2 ${SOURCES[1]} |
window min1=%g max1=%g |
wiggle poly=y transp=y yreverse=y
title="Interleaved (%s)"
label1=Time unit1=s label2="In-line"
''' % (tmin, tmax, title)
Plot(pp, plot('PP'))
Flow(pp + 'i', pp, ifreq)
Plot(pp + 'i', freqplot('PP Local Frequency'))
Result(pp + 'line', pp, 'Overlay')
PS = ('PS', 'SS')[ss]
Plot(ps, 'grey title=%s label1=Time unit1=s' % PS)
Flow(pp + 's0', pp, 'spectra all=y')
scanplot = '''
window min1=%g max1=%g |
byte gainpanel=all allpos=y |
grey3 frame1=%d frame3=%d frame2=%d color=j flat=n
label1=Time unit1=s label3="In-line" label2="Relative Gamma"
wanttitle=n
''' % (tmin, tmax, frame1, (trace - o2) / j2, ng / 2)
simplot = '''
window min1=%g max1=%g |
grey title="%s" allpos=y
color=j clip=1
label1="Time (s)"
''' % (tmin, tmax, '%s')
warpit = warping(niter, 200, 200)
for i in range(iter):
wrp = warp
#################
# INITIAL WARPING
#################
def n(s):
return '%s-%s-%d' % (name, s, i)
psw = n('psw')
Flow(psw, [ps, pp, wrp], warp0)
Plot(psw, plot('Warped ' + PS))
dif = n('dif')
Plot(dif, [psw, pp],
'add scale=1,-1 ${SOURCES[1]} | ' + plot('Difference'))
gamma = n('gamma')
Flow(gamma, wrp, warp2gamma(ss))
Plot(gamma, vplot)
Result(psw, [pp, psw, dif, gamma], 'TwoRows')
####################
# SPECTRAL BALANCING
####################
si = n('si')
Flow(si, psw, ifreq)
Plot(si, freqplot(PS + ' Local Frequency'))
msk = n('msk')
Flow(msk, [si, pp + 'i'], getmask)
sr = n('sr')
pr = n('pr')
Flow(sr + '0', [msk, si, pp + 'i'], psrect(frect))
Flow(sr, [psw, sr + '0', pp], balance)
Flow(pr + '0', [msk, si, pp + 'i'], pprect(frect))
Flow(pr, [pp, pr + '0', pp], balance)
pi = n('pi')
Flow(pi, pr, ifreq)
Flow(si + '2', sr, ifreq)
Plot(si + '2', freqplot(PS + ' Local Frequency'))
Plot(pi, freqplot('PP Local Frequency'))
Result(si, [pp + 'i', si, pi, si + '2'], 'TwoRows')
ppft = n('ppft')
psft = n('psft')
ltft = 'ltft rect=%d | transp' % frect
Flow(ppft, pp, ltft)
Flow(psft, psw, ltft)
Flow(ppft + 'a', ppft, 'math output="abs(input)" | real')
Flow(psft + 'a', psft, 'math output="abs(input)" | real')
s0 = psw + 's0'
Flow(s0, psw, 'spectra all=y')
Plot(s0, [pp + 's0', s0], specplot('Before'))
s1 = psw + 's1'
Flow(s1, sr, 'spectra all=y')
Flow(pr + 's1', pr, 'spectra all=y')
Plot(s1, [pr + 's1', s1], specplot('After'))
Result(n('sp'), [s0, s1], 'SideBySideIso')
if i == 0:
in0 = n('in0')
Flow(pr + 'in0', pr, interg)
Flow(sr + 'in0', sr, interg)
Plot(in0, [pr + 'in0', sr + 'in0'], giplot('Before'))
Flow(pr + 'in0w', pr, interw)
Flow(sr + 'in0w', sr, interw)
Plot(in0 + 'w', [pr + 'in0w', sr + 'in0w'], wiplot('Before'))
Result(in0, in0, 'Overlay')
Result(in0 + 'w', in0 + 'w', 'Overlay')
sim0 = n('sim0')
Flow(sim0, [pr, sr], simil(rect1, rect2))
Result(sim0, simplot % 'Before')
Plot(sr, plot('Warped and Balanced ' + PS))
Plot(pr, plot('Balanced PP'))
dif = dif + '2'
Plot(dif, [sr, pr],
'add scale=1,-1 ${SOURCES[1]} | ' + plot('Difference'))
Result(sr, [pr, sr, dif, gamma], 'TwoRows')
############
# GAMMA SCAN
############
g1 = 2 - g0
warpscan2 = warpscan(ng, g0, g1, rect1, 1, int(0.5 + rect2 / j2))
sc = n('sc')
Flow(sr + '2', sr, 'window j2=%d' % j2)
Flow(pr + '2', pr, 'window j2=%d' % j2)
Flow(sc, [sr + '2', pr + '2'], warpscan2)
Result(sc, scanplot)
pk = n('pk')
if i == 0:
Flow(
pk + '0', sc,
pick(max(pmin, g0),
min(pmax, g1),
rect1,
4 * rect2 / j2,
an=an))
else:
Flow(pk + '0', sc, pick(g0, g1, rect1, 4 * rect2 / j2, an=an))
Flow(
pk, pk + '0', '''
transp memsize=500 |
spline n1=%d d1=1 o1=%g |
transp memsize=500 |
math output="(input-1)*x1"
''' % (nx, o2))
#########
# WARPING
#########
warp = n('wrp')
Flow([warp, psw + '2'], [sr, pr, pk, wrp], warpit, stdout=-1)
Plot(psw + '2', plot('Warped ' + PS))
dif = n('dif2')
Plot(dif, [psw + '2', pr],
'add scale=1,-1 ${SOURCES[1]} | ' + plot('Difference'))
gamma = n('gamma2')
Flow(gamma, warp, warp2gamma(ss))
Plot(gamma, vplot)
Result(psw + '2', [pr, psw + '2', dif, gamma], 'TwoRows')
if i == iter - 1:
in1 = n('in1')
Flow(pr + 'in1', pr, interg)
Flow(psw + '2in1', psw + '2', interg)
Plot(in1, [pr + 'in1', psw + '2in1'], giplot('After'))
Flow(pr + 'in1w', pr, interw)
Flow(psw + '2in1w', psw + '2', interw)
Plot(in1 + 'w', [pr + 'in1w', psw + '2in1w'], wiplot('After'))
Result(in1, in1, 'Overlay')
Result(in1 + 'w', in1 + 'w', 'Overlay')
Result(in0 + '1', [in0, in1], 'SideBySideIso')
Result(in0 + '1w', [in0 + 'w', in1 + 'w'], 'OverUnderAniso')
sim1 = n('sim1')
Flow(sim1, [pr, psw + '2'], simil(rect1, rect2))
Result(sim1, simplot % 'After')
Flow(psw + '1', [ps, pp, warp], warp0)
Result(psw + '1', plot('Warped ' + PS))
rt = n('rt')
Flow(psw + 'i', psw + '1', ifreq)
Flow(
rt, psw + 'i', 'math output="sqrt(1+12*(1/input^2-1/%g^2))" ' %
(fmax * 2 * math.pi * dt))
dl = n('dl')
Flow(
dl, [psw + '1', rt],
'deblur rect=${SOURCES[1]} verb=y niter=100 eps=0.04 nliter=1')
Result(
dl, '''
window min1=%g max1=%g |
grey title="Deblurred %s" label1="Time (s)"
''' % (tmin, tmax, PS))
Flow('e' + gamma, warp, warp2egamma(ss))
Result(gamma, 'e' + gamma, vplot)
g0 = (g0 + 1) * 0.5
def nwarp2(name, # name prefix
pp,ps, # PP and PS images
warp, # initial warp
nx, # number of traces
tmax, # maximum time for display
tmin=0, # minimum time for display
j2=1, # trace sumsampling
trace=None, # seleted trace
o2=0, # trace start
gmin=1, # minimum gamma
gmax=4, # maximum gamma
niter=20, # warping iterations
dt=0.004, # time sampling
fmin=0, # minimum frequency
fmax=40, # maximum frequency
frect=12, # frequency smoothing
frame1=10, # time frame
ng=101, # number of gammas
g0=0.96, # first gamma
pmin=0, # minimum gamma for picking
pmax=2, # maximum gamma for picking
an=0.5, # anisotropy for picking
rect1=50, # vertical smoothing
rect2=50, # lateral smoothing
iter=2, # number of iterations
ss=0, # PP-PS (0) or PP-SS (1)
inter=1, # interleaving
clip=6 # display clip
):
if version.old_version():
return # think how to do it better
interg = '''
pad n2=%d | put n2=%d n3=%d | stack
''' % ((nx/inter+1)*inter,inter,nx/inter+1)
inter = 2*inter
interw = '''
pad n2=%d | put n2=%d n3=%d | stack
''' % ((nx/inter+1)*inter,inter,nx/inter+1)
if trace:
for case in (pp,ps,warp):
Flow(case+'1',case,'window n2=1 min2=%d' % trace)
warp1(name+'t',pp+'1',ps+'1',warp+'1',tmax,tmin,
gmin,gmax,niter,
dt,fmin,fmax,frect,ng,g0,pmin,pmax,an,rect1,iter,ss)
else:
trace=10
def plot(title):
return '''
window min1=%g max1=%g |
grey title="%s" label1=Time unit1=s clip=%g
labelfat=3 font=2 titlefat=3 label2=Trace unit2=
''' % (tmin,tmax,title,clip)
vplot = plot('Vp/Vs') + '''
clip=%g scalebar=y color=j bias=%g minval=%g maxval=%g
''' % (0.5*(gmax-gmin),0.5*(gmin+gmax),gmin,gmax)
balance = '''
nsmooth1 rect=${SOURCES[1]} |
abalance rect1=%d rect2=%d order=100 other=${SOURCES[2]}
''' % (rect1,rect2)
ifreq = 'iphase rect1=%d rect2=%d order=100' % (2*rect1,2*rect2)
def freqplot(title):
return '''
scale scale dscale=%g |
%s clip=%g bias=%g color=j scalebar=y barlabel="Frequency (Hz)"
''' % (0.5/(math.pi*dt),plot(title),(fmax-fmin)*0.25,(fmax+fmin)*0.5)
def specplot(title):
return '''
cat axis=2 ${SOURCES[1]} |
graph title="%s" max1=%g label1="Frequency (Hz)"
dash=0,1 plotfat=7 label2=
''' % (title,4*fmax)
def giplot(title):
return '''
interleave axis=2 ${SOURCES[1]} |
window min1=%g max1=%g | scale axis=1 |
grey title="Interleaved (%s)" label1=Time unit1=s
label2="Inline" unit2= labelfat=3 font=2 titlefat=3
screenratio=0.6 screenht=8
''' % (tmin,tmax,title)
def wiplot(title):
return '''
interleave axis=2 ${SOURCES[1]} |
window min1=%g max1=%g | scale axis=1 |
wiggle poly=y transp=y yreverse=y
title="Interleaved (%s)"
label1=Time unit1=s label2="In-line"
''' % (tmin,tmax,title)
Plot(pp,plot('PP'))
Flow(pp+'i',pp,ifreq)
Plot(pp+'i',freqplot('PP Local Frequency'))
Result(pp+'line',pp,'Overlay')
PS = ('PS','SS')[ss]
Plot(ps,
'''
window min1=%g max1=%g |
grey title="%s" label1=Time unit1=s
labelfat=3 font=2 titlefat=3 label2=Trace unit2=
''' % (tmin,tmax*2.,PS))
Flow(pp+'s0',pp,'spectra all=y')
scanplot = '''
window min1=%g max1=%g |
byte gainpanel=all allpos=y |
grey3 frame1=%d frame3=%d frame2=%d color=j flat=n
label1=Time unit1=s label3="In-line" label2="Relative Gamma"
wanttitle=n
''' % (tmin,tmax,frame1,(trace-o2)/j2,ng/2)
simplot = '''
window min1=%g max1=%g |
grey title="%s" allpos=y
color=j clip=1
label1="Time (s)"
''' % (tmin,tmax,'%s')
warpit = warping(niter,200,200)
for i in range(iter):
wrp = warp
#################
# INITIAL WARPING
#################
def n(s):
return '%s-%s-%d' % (name,s,i)
psw = n('psw')
Flow(psw,[ps,pp,wrp],warp0)
Plot(psw,plot('Warped ' + PS))
dif = n('dif')
Plot(dif,[psw,pp],
'add scale=1,-1 ${SOURCES[1]} | ' + plot('Difference'))
gamma = n('gamma')
Flow(gamma,wrp,warp2gamma(ss))
Plot(gamma,vplot)
Result(psw,[pp,psw,dif,gamma],'TwoRows')
psw1 = n('psw1')
pp1 = n('pp1')
Flow(pp1,pp,'window n2=1 f2=286')
Flow(psw1,psw,'window n2=1 f2=286')
ppps = n('ppps')
Result(ppps,[psw1,pp1],
'''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2 |
dots gaineach=n Xscreenwd=9.225 Xscreenht=5.2 Xyyscale=0.8
labels="Difference:SS warped:PP" label1=Time unit1=s
title="LTF transform balancing"
''')
####################
# SPECTRAL BALANCING
####################
si = n('si')
Flow(si,psw,ifreq)
Plot(si,freqplot(PS + ' Local Frequency'))
## msk = n('msk')
## Flow(msk,[si,pp+'i'],getmask)
## sr = n('sr')
## pr = n('pr')
## Flow(sr+'0',[msk,si,pp+'i'],psrect(frect))
## Flow(sr,[psw,sr+'0',pp],balance)
## Flow(pr+'0',[msk,si,pp+'i'],pprect(frect))
## Flow(pr,[pp,pr+'0',pp],balance)
ppltft = n('ppltft')
Flow(ppltft,pp,
'''
ltft rect=%d verb=n | transp
''' % frect,split=[2,471],reduce="cat axis=3")
Result(ppltft,
'''
transp | window max2=100 |
math output="abs(input)" | real |
byte allpos=y gainpanel=40 pclip=100 |
grey3 transp=n yreverse=n color=j
title="PP before matched" label1=Time unit1=s
frame1=512 frame2=100 frame3=235 point1=0.8 point2=0.3
labelfat=3 font=2 titlefat=3
''')
ppltftspe = n('ppltftspe')
Flow(ppltftspe,ppltft,
'''
math output="abs(input)" | real
''')
pswltft = n('pswltft')
Flow(pswltft,psw,
'''
ltft rect=%d verb=n | transp
''' % frect,split=[2,471],reduce="cat axis=3")
Result(pswltft,
'''
transp | window max2=100 |
math output="abs(input)" | real |
byte allpos=y gainpanel=40 pclip=100 |
grey3 transp=n yreverse=n color=j
title="PS warped before matched" label1=Time unit1=s
frame1=512 frame2=100 frame3=235 point1=0.8 point2=0.3
labelfat=3 font=2 titlefat=3
''')
pswltftspe = n('pswltftspe')
Flow(pswltftspe,pswltft,
'''
math output="abs(input)" | real
''')
pprick = n('pprick')
Flow(pprick,ppltftspe,
'''
ricker niter=1000 ma=$TARGET verb=n m=40
''',stdout=0,split=[2,1024])
pswrick = n('pswrick')
Flow(pswrick,pswltftspe,
'''
ricker niter=1000 ma=$TARGET verb=n m=40
''',stdout=0,split=[2,1024])
ppshape = n('ppshape')
pswshape = n('pswshape')
Flow([ppshape,pswshape],[ppltft,pswltft,pprick,pswrick],
'''
freshape in2=${SOURCES[1]} ma=${SOURCES[2]}
ma2=${SOURCES[3]} out2=${TARGETS[1]}
''')
## Result('ppmorphltft',
## '''
## transp | window max2=100 |
## math output="abs(input)" | real |
## grey transp=n yreverse=n color=j
## title="PP matched" label1=Time unit1=s
## screenratio=0.35 screenht=5
## labelfat=3 font=2 titlefat=3 parallel2=n scalebar=y
## ''')
## Result('psmorphltft',
## '''
## transp | window max2=100 |
## math output="abs(input)" | real |
## grey transp=n yreverse=n color=j
## title="PS matched" label1=Time unit1=s
## screenratio=0.35 screenht=5
## labelfat=3 font=2 titlefat=3 parallel2=n scalebar=y
## ''')
sr = n('sr')
pr = n('pr')
Flow(pr,ppshape,'transp | ltft inv=y verb=y')
Flow(sr,pswshape,'transp | ltft inv=y verb=y')
## Plot('ippmorphltft',
## '''
## graph plotfat=10 label1=Time unit1=s unit2=
## wanttitle=n labelsz=10 label2="PP matched"
## ''')
## Plot('ipsmorphltft',
## '''
## graph plotfat=10 label1=Time unit1=s unit2=
## wanttitle=n labelsz=10 label2="PS matched"
## ''')
## Result('match','ippmorphltft ipsmorphltft','OverUnderAniso')
sr1 = n('sr1')
pr1 = n('pr1')
Flow(pr1,pr,'window n2=1 f2=286')
Flow(sr1,sr,'window n2=1 f2=286')
ltftppps = n('ltftppps')
Result(ltftppps,[sr1,pr1],
'''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2 |
dots gaineach=0 Xscreenwd=9.225 Xscreenht=5.2 Xyyscale=0.8
labels="Difference:PS warped:PP" label1=Time unit1=s
title="LTF transform balancing"
''')
## Plot('ltftbefore','pp morph',
## '''
## cat axis=2 ${SOURCES[1]} |
## spectra | window max1=100 |
## graph dash=0,1 title="Before LTFT matching" max2=2 min2=0
## label1=Frequency unit1=Hz label2= unit2=
## ''')
## Plot('ltftafter','ippmorphltft ipsmorphltft',
## '''
## cat axis=2 ${SOURCES[1]} |
## spectra | window max1=100 |
## graph dash=0,1 title="After LTFT matching" max2=2 min2=0
## label1=Frequency unit1=Hz label2= unit2=
## ''')
## Result('ltftspectra','ltftbefore ltftafter','SideBySideAniso')
pi = n('pi')
Flow(pi,pr,ifreq)
Flow(si+'2',sr,ifreq)
Plot(si+'2',freqplot(PS + ' Local Frequency'))
Plot(pi,freqplot('PP Local Frequency'))
Result(si,[pp+'i',si,pi,si+'2'],'TwoRows')
s0 = psw+'s0'
Flow(s0,psw,'spectra all=y')
Plot(s0,[pp+'s0',s0],specplot('Before'))
s1 = psw+'s1'
Flow(s1,sr,'spectra all=y')
Flow(pr+'s1',pr,'spectra all=y')
Plot(s1,[pr+'s1',s1],specplot('After'))
Result(n('sp'),[s0,s1],'SideBySideIso')
if i == 0:
in0 = n('in0')
Flow(pr+'in0',pr,interg)
Flow(sr+'in0',sr,interg)
Plot(in0, [pr+'in0',sr+'in0'],giplot('Before'))
Flow(pr+'in0w',pr,interw)
Flow(sr+'in0w',sr,interw)
Plot(in0+'w',[pr+'in0w',sr+'in0w'],wiplot('Before'))
Result(in0,in0,'Overlay')
Result(in0+'w',in0+'w','Overlay')
sim0 = n('sim0')
Flow(sim0,[pr,sr],simil(rect1,rect2))
Result(sim0,simplot % 'Before')
Plot(sr,plot('Warped and Balanced ' + PS))
Plot(pr,plot('Balanced PP'))
dif = dif+'2'
Plot(dif,[sr,pr],
'add scale=1,-1 ${SOURCES[1]} | ' + plot('Difference'))
Result(sr,[pr,sr,dif,gamma],'TwoRows')
############
# GAMMA SCAN
############
g1 = 2-g0
warpscan2 = warpscan(ng,g0,g1,rect1,1,int(0.5+rect2/j2))
sc = n('sc')
Flow(sr+'2',sr,'window j2=%d' % j2)
Flow(pr+'2',pr,'window j2=%d' % j2)
Flow(sc,[sr+'2',pr+'2'],warpscan2)
Result(sc,scanplot)
pk = n('pk')
if i==0:
Flow(pk+'0',sc,pick(max(pmin,g0),min(pmax,g1),
rect1,4*rect2/j2,an=an))
else:
Flow(pk+'0',sc,pick(g0,g1,rect1,4*rect2/j2,an=an))
Flow(pk,pk+'0',
'''
transp memsize=500 |
spline n1=%d d1=1 o1=%g |
transp memsize=500 |
math output="(input-1)*x1"
''' % (nx,o2))
#########
# WARPING
#########
warp = n('wrp')
Flow([warp,psw+'2'],[sr,pr,pk,wrp],warpit,stdout=-1)
Plot(psw+'2',plot('Warped ' + PS))
dif = n('dif2')
Plot(dif,[psw+'2',pr],
'add scale=1,-1 ${SOURCES[1]} | ' + plot('Difference'))
gamma = n('gamma2')
Flow(gamma,warp,warp2gamma(ss))
Plot(gamma,vplot)
Result(psw+'2',[pr,psw+'2',dif,gamma],'TwoRows')
if i == iter-1:
in1 = n('in1')
Flow(pr+'in1',pr,interg)
Flow(psw+'2in1',psw+'2',interg)
Plot(in1,[pr+'in1',psw+'2in1'],giplot('After'))
Flow(pr+'in1w',pr,interw)
Flow(psw+'2in1w',psw+'2',interw)
Plot(in1+'w',[pr+'in1w',psw+'2in1w'],wiplot('After'))
Result(in1,in1,'Overlay')
Result(in1+'w',in1+'w','Overlay')
Result(in0+'1',[in0,in1],'SideBySideIso')
Result(in0+'1w',[in0+'w',in1+'w'],'OverUnderAniso')
sim1 = n('sim1')
Flow(sim1,[pr,psw+'2'],simil(rect1,rect2))
Result(sim1,simplot % 'After')
Flow(psw+'1',[ps,pp,warp],warp0)
Result(psw+'1',plot('Warped ' + PS))
rt = n('rt')
Flow(psw+'i',psw+'1',ifreq)
Flow(rt,psw+'i',
'''
math output="sqrt(1+12*(1/input^2-1/%g^2))" |
dd type=int
''' % (fmax*2*math.pi*dt))
dl = n('dl')
Flow(dl,[psw+'1',rt],
'''
deblur rect=${SOURCES[1]}
verb=y niter=100 eps=0.04 nliter=1
''')
Result(dl,
'''
window min1=%g max1=%g |
grey title="Deblurred %s" label1="Time (s)"
''' % (tmin,tmax,PS))
Flow('e'+gamma,warp,warp2egamma(ss))
Result(gamma,'e'+gamma,vplot)
g0 = (g0+1)*0.5
def warp1(name, # name prefix
pp,ps, # PP and PS images
warp, # initial warp
tmax, # maximum time for display
tmin=0, # minimum time for display
gmin=1, # minimum gamma
gmax=4, # maximum gamma
niter=20, # warping iterations
dt=0.004, # time sampling
fmin=0, # minimum frequency
fmax=40, # maximum frequency
frect=12, # frequency smoothing
ng=101, # number of gammas
g0=0.96, # first gamma
pmin=0, # minimum gamma for picking
pmax=2, # maximum gamma for picking
an=0.5, # anisotropy for picking
rect1=50, # vertical smoothing
iter=2, # number of iterations
ss=0
):
if version.old_version():
return # think how to do it better
graph = '''
graph wanttitle=n min2=%g max2=%g min1=%g max1=%g
wherexlabel=t wheretitle=b crowd=0.8 label2="Vp/Vs"
''' % (gmin,gmax,tmin,tmax)
dplot ='''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2 |
window min1=%g max1=%g |
dots gaineach=0
labels="Difference:PS warped:PP" label1=Time unit1=s
''' % (tmin,tmax)
def iphase(title):
return '''
cat axis=2 ${SOURCES[1]} |
scale dscale=%g |
graph title="Local Frequency (%s)" label1="Time (s)"
min2=%g max2=%g min1=%g max1=%g
dash=0,1 label2="Frequency (Hz)"
''' % (0.5/(math.pi*dt),title,fmin,fmax,tmin,tmax)
warpit = warping(niter,200)
for i in range(iter):
#################
# INITIAL WARPING
#################
wrp = warp
def showpick(case):
return '''
graph transp=y min2=%g max2=%g min1=%g max1=%g
yreverse=y plotcol=%d plotfat=%d
wantaxis=n wanttitle=n pad=n
''' % (g0,g1,tmin,tmax,(7,0)[case],(5,1)[case])
def n(s):
return '%s-%s-%d' % (name,s,i)
gamma = n('gamma')
Flow(gamma,wrp,warp2gamma(ss));
Plot(gamma,graph)
psw = n('psw')
Flow(psw,[ps,pp,wrp],warp0)
Plot(psw,[psw,pp],dplot)
Result(psw,[gamma,psw],'OverUnderAniso')
####################
# SPECTRAL BALANCING
####################
ppft = n('ppft')
psft = n('psft')
ltft = 'ltft rect=%d | transp' % frect
Flow(ppft,pp,ltft)
Flow(psft,psw,ltft)
Flow(ppft+'a',ppft,'math output="abs(input)" | real')
Flow(psft+'a',psft,'math output="abs(input)" | real')
ftplot = '''
window min1=%g max1=%g max2=%g |
grey allpos=y color=j labelfat=3 font=2 titlefat=3
screenht=6. screenratio=0.45
''' % (fmin,fmax,tmax)
Plot(ppft+'a',ftplot
+'title="PP before balancing" scalebar=y maxval=0.014')
Result(ppft+'a','Overlay')
Plot(psft+'a',ftplot
+'title="Warped SS before balancing" scalebar=y maxval=0.014')
Result(psft+'a','Overlay')
Result(n('ft0'),[ppft+'a',psft+'a'],'OverUnderAniso')
pprick = n('pprick')
psrick = n('psrick')
Flow(pprick,ppft+'a',
'''
ricker niter=1000 ma=$TARGET verb=n m=40
''',stdout=0, split=[2,1024])
Flow(psrick,psft+'a',
'''
ricker niter=1000 ma=$TARGET verb=n m=40
''',stdout=0, split=[2,1024])
rickplot = '''
cat axis=3 ${SOURCES[1]} | window n1=1 max2=%g |
math output="sqrt(input)" |
graph title="Dominant Frequency"
label2=Frequency unit2=Hz min2=%g max2=%g
''' % (tmax,fmin,fmax)
Result(n('rick'),[pprick,psrick],rickplot)
Flow([ppft+'b',psft+'b'],[ppft,psft,pprick,psrick],
'''
freshape in2=${SOURCES[1]} ma=${SOURCES[2]}
ma2=${SOURCES[3]} out2=${TARGETS[1]}
''')
Flow(ppft+'c',ppft+'b','math output="abs(input)" | real')
Flow(psft+'c',psft+'b','math output="abs(input)" | real')
Plot(ppft+'c',ftplot
+'title="PP after balancing" scalebar=y maxval=0.014')
Result(ppft+'c','Overlay')
Plot(psft+'c',ftplot
+'title="Warped SS after balancing" scalebar=y maxval=0.014')
Result(psft+'c','Overlay')
Result(n('fta'),[ppft+'c',psft+'c'],'OverUnderAniso')
sr = n('sr')
pr = n('pr')
Flow(pr,ppft+'b','transp | ltft inv=y')
Flow(sr,psft+'b','transp | ltft inv=y')
Plot(psw+'1',[sr,pr],dplot)
Result(psw+'1',[gamma,psw+'1'],'OverUnderAniso')
############
# GAMMA SCAN
############
g1 = 2-g0
warpscan1 = warpscan(2*ng,g0,g1,rect1)
greyscan = '''
window min1=%g max1=%g |
grey title="Gamma scan" allpos=y
min2=%g max2=%g
color=j pclip=100
label1="Time (s)" label2="Gamma"
''' % (tmin,tmax,g0,g1)
scn = n('scn')
Flow(scn,[sr,pr],warpscan1)
Plot(scn,greyscan)
pik = n('pik')
if i==0:
Flow(pik+'0',scn,pick(max(pmin,g0),min(pmax,g1),2*rect1,an=an))
else:
Flow(pik+'0',scn,pick(g0,g1,2*rect1,an=an))
Flow(pik,pik+'0','math output="(input-1)*x1" ')
Plot(pik,pik+'0',showpick(0))
Plot(pik+'0',showpick(1))
Result(scn,[scn,pik,pik+'0'],'Overlay')
#########
# WARPING
#########
warp = n('wrp')
Flow([warp,psw+'2'],[sr,pr,pik,wrp],warpit,stdout=-1)
Flow(gamma+'2',warp,warp2gamma(ss))
Plot(gamma+'2',graph)
Plot(psw+'2',[psw+'2',pr],dplot)
Result(psw+'2',[gamma+'2',psw+'2'],'OverUnderAniso')
g0 = (g0+1)*0.5
############
# Comparison
############
Flow(psw+'line',psw,'math output=0.1')
Flow(psw+'0c',[psw,pp],
'''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2
''')
Flow(psw+'1c',[sr,pr],
'''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2
''')
Flow(psw+'2c',[psw+'2',pr],
'''
add scale=1,-1 ${SOURCES[1]} |
cat ${SOURCES[0]} ${SOURCES[1]} axis=2
''')
Result(psw+'c',[psw+'2c',psw+'line',psw+'1c',psw+'line',psw+'0c'],
'''
cat ${SOURCES[1:5]} axis=2 |
window min1=%g max1=%g |
dots gaineach=0 labelfat=4 font=2 titlefat=4
labels="Difference 3:SS registered:PP balanced:
:Difference 2:SS balanced:PP balanced:
:Difference 1:SS initial warped:PP"
label1=Time unit1=s
''' % (tmin,tmax))
def stack(name,
v0,
nv,
dv,
nx,
padx,
nt,
tmin=0,
tmax=10,
rect1=10,
rect2=10,
srect1=1,
srect2=3,
vslope=None,
units='km',
f1=1,
j3=1,
dx=1,
x0=0,
beg1=0,
frect1=0,
frect2=0,
an=1,
nout=2048,
vx0=None):
if version.old_version():
return # think how to do it better
scn = name+'-scn'
vel = name+'-vel'
Flow(scn,name,
'mutter v0=%g | vscan semblance=y v0=%g nv=%d dv=%g' % (v0,v0,nv,dv))
if vslope:
pick = 'mutter x0=%g v0=%g half=n | ' % (vx0,vslope)
else:
pick = ''
pick = pick + 'pick rect1=%d rect2=%d | window' % (rect1,rect2)
def grey(title):
return '''
window n1=%d |
grey title="%s"
label1=Time unit1=s label2=Distance unit2="%s"
''' % (nt,title,units)
def velgrey(title):
return grey(title) + '''
color=j scalebar=y mean=y barlabel=Velocity barunit="%s/s"
barreverse=y
''' % units
Flow(vel,scn,pick)
Result(vel,velgrey('RMS Velocity'))
nmo = name+'-nmo'
stk = name+'-stk'
Flow(nmo,[name,vel],'mutter v0=%g | nmo velocity=${SOURCES[1]}' % v0)
Flow(stk,nmo,'stack')
Result(stk,grey('NMO Stack'))
stk2=stk+'2'
Flow(stk2,nmo,
'''
window f1=%d | logstretch nout=%d |
fft1 | transp plane=13 memsize=500 |
finstack | transp memsize=500 |
fft1 inv=y | window n1=%d |
logstretch inv=y | pad beg1=%d |
transp | bandpass fhi=%g | transp
''' % (f1,nout,nout,f1,0.75*0.5/dx))
Result(stk2,grey('DMO Stack'))
diffimg(name,stk2,v0,nv,dv,nx,padx,nt,tmin,tmax,
rect1,
rect2,
srect1,
srect2,
vslope,
units,
f1,
j3,
dx,
x0,
beg1,
frect1,
frect2,
an,
nout,
vx0)