【正文】 |supef minlag=.05 maxlag=.16 |suxwigb label1=Time label2=Trace \ title=PEF: 50,160ms (Note dipping reflector!) \ windowtitle=PEF \ wbox=$WIDTH hbox=$HEIGHT xbox=$WIDTHOFF2 ybox=$HEIGHTOFF2 amp。7.,.2 \ ref=2:1.,.5。 sufxdecon ntrw=100suxmovie \ label1=Time [s] label2=Trace d1num=.1 d2num=10 \ n1=201 n2=100 d1=.004 d2=1 f1=0 f2=1 clip=30. \ geometry ${WIDTH}x${HEIGHT}+${WIDTHOFF2}+${HEIGHTOFF2} \ title=Fxd over Signal perc= amp。使用說明如下：SUGAZMIG SU version of Jeno GAZDAG39。s ffil=0,0, tmig= times corresponding to interval velocities in vmig vmig= interval velocities corresponding to times in tmig vfile= binary (nonascii) file containing velocities v(t) nxpad=0 number of cdps to pad with zeros before FFT ltaper=0 length of linear taper for left and right edges verbose=0 =1 for diagnostic print tmpdir= if nonempty, use the value as a directory path prefix for storing temporary files。 else if the the CWP_TMPDIR environment variable is set use its value for the path。以sumigps作偏移sumigps syndata1 tmig=0 vmig=1 |suxmovie perc=$perc \ title=SUMIGPS Migration\ label1=Migrated Time (sec) label2=Midpoint (km) \ geometry ${WIDTH}x${HEIGHT}+${WIDTHOFF3}+${HEIGHTOFF1} amp。,。以sugazmig作偏移sugazmig syndata2 tmig=0 vmig=1 |suxmovie perc=$perc \ title=SUGAZMIG Migration\ label1=Migrated Time (sec) label2=Midpoint (km) \ geometry ${WIDTH}x${HEIGHT}+${WIDTHOFF2}+${HEIGHTOFF2} amp。10炮記錄suimp2d nt=512 nshot=10 nrec=200 dgx=8 dsx=160 x0=640 z0=768 c=2000 |sukfilter k=.001,.002,.3,.4 amps=0,1,1,0 繪圖suximage title=10 shotgathers \xbox=10 ybox=400 wbox=350 hbox=350 perc=99amp。1 理論上K域時窗kaperture x0=640 z0=768 nshot=1 sxmin=0 szmin=0 both=1 \ngeo=200 dgx=8 dsx=1 c=2000 nstep=0 nfreq=100 fmin=20 fmax=50 |xgraph n=400000,0 mark=1,0 marksize=1,0 linewidth=0,1 style=normal \width=350 height=350 \title=Theoretical Kdomain aperture, 1 shotgather data amp。1背景速度makevel nx=200 nz=1024 v000= dx=8 dz= dvdx= dvdz= vfile1transp vfile1 n1=200vfile2 1傅立葉有限差分sumigpreffd nxo=200 nxshot=1 nz=1024 \dx=8 dz= fmax=50 vfile=vfile2 1偏移輸出suximage title=Prestack migration with sumigrpeffd \xbox=10 ybox=400 wbox=350 hbox=350 amp。下面舉susynlv為例，說明一下。suxwigb title=datanoise1 amp。suxwigb title= amp。sufilter f=10,20 amps=1,2 amp。suacor amp。suaddnoise sn=20 noise=gauss amp。suxwigb title= amp。sufilter | suxwigb amp。suxwigb amp。 it2 = 3*nt/4 time for spike 2 。 time for spike 3 。 time for spike 4 。 trace for spike 4 。 trace for spike 3 。suxwigb amp。suxwigb amp。suxwigb title= amp。sunmo vnmo=2000suxwigb title= amp。susynlv nt=200 dt= ft=1 nxo=32 dxo= fxo=0 nxm=1 dxm= fxm=0 amp。sufilter f=10,20 amps=1,2 dt= amp。suxwigb title= amp。 suxwigb title= amp。suxwigb amp。2理論K域時窗 kaperture x0=640 z0=768 nshot=1 sxmin=0 szmin=0 both=1 \ngeo=200 dgx=8 dsx=1 c=2000 nstep=0 nfreq=100 fmin=20 fmax=50 |xgraph n=400000,0 mark=1,0 marksize=1,0 linewidth=0,1 style=normal \width=350 height=350 \title=Theoretical Kdomain aperture, 1 shotgather data amp。1K域時窗suspeck1k2 |suximage x1beg= x2beg= x2end=.2 x1end=.2 \xbox=350 ybox=10 wbox=350 hbox=350 \legend=1 cmap=hsv4 \title=Kdomain aperture 1 shotgather, sumigprefd amp。 背景場速度makevel nx=200 nz=1024 v000= dx=8 dz= dvdx= dvdz= vfile1transp vfile1 n1=200vfile2 分布傅立葉偏移sumigpresp nxo=200 nxshot=1 nz=1024 \dx=8 dz= fmax=50 vfile=vfile2 輸出圖像suximage title=Prestack migration with sumigpresp \xbox=10 ybox=10 wbox=350 hbox=350 amp。疊前偏移的例子 產(chǎn)生單炮信號單炮2D疊前偏移suimp2d nt=512 nshot=1 nrec=200 dgx=8 dsx=8 x0=640 z0=768 c=2000 |sukfilter k=.001,.002,.3,.4 amps=0,1,1,0 信號圖suximage title=1 shotgather data \xbox=10 ybox=10 wbox=350 hbox=350 amp。,.5。,.5。疊后偏移舉以下例子例 尖脈沖數(shù)據(jù) WIDTH=420HEIGHT=300WIDTHOFF1=0WIDTHOFF2=430WIDTHOFF3=860HEIGHTOFF1=5HEIGHTOFF2=335HEIGHTOFF3=665 perc=99n1=64n2=32suspike nspk=3 it1=16 ix1=16 it2=32 ix2=16 it3=48 ix3=16 |sushw key=dt,d2 a=50000,.05 syndata1suxmovie syndata1 perc=$perc \ title=Suspike data\ label1=Time (sec) label2=Midpoint (km) \ geometry ${WIDTH}x${HEIGHT}+${WIDTHOFF1}+${HEIGHTOFF1} amp。 else use tmpfile()SUMIGPSPI Gazdag39。 else if the the CWP_TMPDIR environment variable is set use its value for the path。suop2 = op=diff |suxmovie \ label1=Time [s] label2=Trace d1num=.1 d2num=10 \ n1=201 n2=100 d1=.004 d2=1 f1=0 f2=1 clip=30. \ geometry ${WIDTH}x${HEIGHT}+${WIDTHOFF3}+${HEIGHTOFF2} \ title=Diff: signal fx(data) perc= amp。suxmovie = \ label1=Time [s] label2=Trace d1num=.1 d2num=10 \ n1=201 n2=100 d1=.004 d2=1 f1