A < B processA takes input from fileB A > B processA wirte on fileB A >> B processA appends to fileB A | B output of A is input to B A << B take input from following lines(B represents text) Tips:'|' is similar to Perl in which represents a pipe
UNIF2用法介绍
UNIF2 - generate a 2-D UNIFormly sampled velocity profile from a layered model. In each layer, velocity is a linear function of position.
格式
unif2 < infile > outfile [parameters]
必要参数: none
可选参数: ninf=5 分界面数量 nx=100 x轴采样个数 (2nd dimension) nz=100 z轴采样个数 (1st dimension) dx=10 x sampling interval dz=10 z sampling interval
npmax=201 maximum number of points on interfaces
fx=0.0 first x sample fz=0.0 first z sample
x0=0.0,0.0,…, distance x at which v00 is specified z0=0.0,0.0,…, depth z at which v00 is specified v00=1500,2000,2500…, velocity at each x0,z0 (m/sec)
dvdx=0.0,0.0,…, derivative of velocity with distance x (dv/dx) dvdz=0.0,0.0,…, derivative of velocity with depth z (dv/dz)
method=linear for linear interpolation of interface =mono for monotonic cubic interpolation of interface =akima for Akima’s cubic interpolation of interface =spline for cubic spline interpolation of interface
tfile= =testfilename if set, a sample input dataset is output to “testfilename”.
Required Parameters: n1 number of samples in 1st (fast) dimension
Optional Parameters: d1=1.0 sampling interval in 1st dimension f1=0.0 first sample in 1st dimension n2=all number of samples in 2nd (slow) dimension d2=1.0 sampling interval in 2nd dimension f2=0.0 first sample in 2nd dimension mpicks=/dev/tty file to save mouse picks in perc=100.0 percentile used to determine clip clip=(perc percentile) clip used to determine bclip and wclip bperc=perc percentile for determining black clip value wperc=100.0-perc percentile for determining white clip value bclip=clip data values outside of [bclip,wclip] are clipped wclip=-clip data values outside of [bclip,wclip] are clipped balance=0 bclip & wclip individually =1 set them to the same abs value if specified via perc (avoids colorbar skew) cmap=hsv\'n\' or rgb\'m\' \'n\' is a number from 0 to 13 \'m\' is a number from 0 to 11 cmap=rgb0 is equal to cmap=gray cmap=hsv1 is equal to cmap=hue (compatibility to older versions) legend=0 =1 display the color scale units= unit label for legend legendfont=times_roman10 font name for title verbose=1 =1 for info printed on stderr (0 for no info) xbox=50 x in pixels of upper left corner of window ybox=50 y in pixels of upper left corner of window wbox=550 width in pixels of window hbox=700 height in pixels of window lwidth=16 colorscale (legend) width in pixels lheight=hbox/3 colorscale (legend) height in pixels lx=3 colorscale (legend) x-position in pixels ly=(hbox-lheight)/3 colorscale (legend) y-position in pixels x1beg=x1min value at which axis 1 begins x1end=x1max value at which axis 1 ends d1num=0.0 numbered tic interval on axis 1 (0.0 for automatic) f1num=x1min first numbered tic on axis 1 (used if d1num not 0.0) n1tic=1 number of tics per numbered tic on axis 1 grid1=none grid lines on axis 1 - none, dot, dash, or solid label1= label on axis 1 x2beg=x2min value at which axis 2 begins x2end=x2max value at which axis 2 ends d2num=0.0 numbered tic interval on axis 2 (0.0 for automatic) f2num=x2min first numbered tic on axis 2 (used if d2num not 0.0) n2tic=1 number of tics per numbered tic on axis 2 grid2=none grid lines on axis 2 - none, dot, dash, or solid label2= label on axis 2 labelfont=Erg14 font name for axes labels title= title of plot titlefont=Rom22 font name for title windowtitle=ximage title on window labelcolor=blue color for axes labels titlecolor=red color for title gridcolor=blue color for grid lines style=seismic normal (axis 1 horizontal, axis 2 vertical) or seismic (axis 1 vertical, axis 2 horizontal) blank=0 This indicates what portion of the lower range to blank out (make the background color). The value should range from 0 to 1. plotfile=plotfile.ps filename for interactive ploting (P) curve=curve1,curve2,... file(s) containing points to draw curve(s) npair=n1,n2,n2,... number(s) of pairs in each file curvecolor=color1,color2,... color(s) for curve(s) blockinterp=0 whether to use block interpolation (0=no, 1=yes)
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