00001 " ",
00002 " ----------------------------------- ACDEFWI ---------------------------------",
00003 " ",
00004 " Acoustic constant density extended full waveform inversion",
00005 " iwave/acd/main/acdefwi.cc",
00006 " ",
00007 " ------------------------- begin acdefwi parameters -------------------------",
00008 " ",
00009 " I/O:",
00010 " data = <path> input data file, SU format ",
00011 " csq = <path> input vel-squared reference file",
00012 " csqext = <path> input extended vel-squared reference file",
00013 " init_csqext = <path> path to initial csqext file (may be same as csqext)",
00014 " final_csqext = <path> path to final csqext file",
00015 " source = <path> path to input source data file (traces), ",
00016 " SU format, source position(s) indicated by",
00017 " RECEIVER coordinates (gx, gy, gelev) - may",
00018 " prepare input source with correct headers",
00019 " using eg. towed_array.x or planewave utilities",
00020 " ",
00021 " Optional I/O:",
00022 " datamut = \"\" path to muted data file - optional output",
00023 " dataest = \"\" data estimated from final model - optional output",
00024 " datares = \"\" data residual from final model - optional output",
00025 " outfile = \"\" verbose output - default is terminal",
00026 " printact = 0 output at every time step",
00027 " 0 - none",
00028 " 1 - time step index",
00029 " 2 - diagnostic messages from main routines",
00030 " > 2 - much more, useful only for serious ",
00031 " debugging",
00032 " dump_pi = 0 dump parallel/dom. decomp info",
00033 " dump_lda = 0 dump grid data for allocated arrays",
00034 " dump_ldc = 0 dump grid data for computational arrays",
00035 " dump_ldr = 0 dump grid data for receive buffers",
00036 " dump_lds = 0 dump grid data for send buffers",
00037 " dump_term = 0 dump trace header data",
00038 " ",
00039 " FD:",
00040 " order = 2 spatial half-order",
00041 " cfl = 0.75 proportion of max dt/dx",
00042 " cmin = 1.0 min permitted velocity (m/ms) - sanity check, m/ms",
00043 " cmax = 4.5 max permitted velocity (m/ms) - used in dt comp m/ms",
00044 " sampord = 1 spatial interp order for sampling or adjoint",
00045 " sampling trace data to/from grid - 0 (nr nbr) ",
00046 " or 1 (multilin)",
00047 " mpi_np1 = 1 number of subdomains along axis 1",
00048 " mpi_np2 = 1 number of subdomains along axis 2",
00049 " mpi_np3 = 1 number of subdomains along axis 3",
00050 " partask = 1 number of shots to execute in parallel",
00051 " ",
00052 " Optimization:",
00053
00054 " OptMethod = lbfgs optimization method - current choices are ",
00055 " lbfgs (default) and trcg",
00056 " ",
00057 " --------------------------- end acdefwi parameters -------------------------",
00058
