cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc
c INPUT PARAMETERS
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surfdataTB.dat			 c: data file 
18 18 9                          c: nx ny nz (grid number in lat lon and depth direction)
25.2  121.35                     c: goxd gozd (upper left point,[lat,lon])
0.015 0.017                      c: dvxd dvzd (grid interval in lat and lon direction)
449                              c: nsrc*maxf 
4.0  0.0                         c: weight damp
3                                c: nsublayer (numbers of sublayers for each grid interval:grid --> layer)
0.5 2.8                          c: minimum velocity, maximum velocity
10                               c: maxiter (iteration number)
0.2                              c: sparsity fraction
26                               c: kmaxRc (followed by periods)
0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0
0                                c: kmaxRg
0                                c: kmaxLc
0                                c: kmaxLg 
0                                c: synthetic flag(0:real data,1:synthetic)
0.02                             c: noiselevel 
2.5				 c: threshold