version : 2

domain :
  min_max_dep : [-10.0, 10.0] # depth in km
  min_max_lat : [37.7,42.3]   # latitude in degree
  min_max_lon : [22.7,27.3]   # longitude in degree
  n_rtp : [10,50,50]          # number of nodes

source :
  src_rec_file : 'OUTPUT_FILES/src_rec_file_forward.dat' # source receiver file (if found, src_dep_lat_lon is ignored)
  swap_src_rec : 1                      # swap source and receiver (1: yes, 0: no)

model :
  init_model_path : './test_model_init.h5' # path to initial model file (ignored if init_model_type is '1d_*')

inversion :
  run_mode : 1 # 0 for forward simulation only, 1 for inversion
  optim_method : 1 # optimization method. 0 : "grad_descent", 1 : "halve-stepping", 2 : "lbfgs",
  max_iterations_inv : 3 # maximum number of inversion iterations
  step_size : 0.001  # step size for inversion

  # parameters for multiparametric inversion
  n_inversion_grid : 5  # number of inversion grid sets
  n_inv_dep_lat_lon : [5,10,10] # number of the base inversion grid points
  min_max_dep_inv : [-10.0, 10.0] # depth in km with R = 6371.0
  min_max_lat_inv : [37.7,42.3] # latitude in degree
  min_max_lon_inv : [22.7,27.3] # longitude in degree

  # parameter for halving-stepping or lbfgs
  max_sub_iterations : 10 # maximum number of sub-iterations
  regularization_weight : 100.0 # regularization weight
  #l_smooth_rtp : [10,10,10] #

parallel :
  n_sims : 1         # number of simultaneous run
  ndiv_rtp : [1,1,1] # number of subdomains
  nproc_sub : 2      # number of subprocess used for each subdomain

calculation :
  convergence_tolerance : 1e-4
  max_iterations : 500
  stencil_order : 3 # 1 or 3
  sweep_type : 1    # 0: legacy, 1: cuthill-mckee with shm parallelization

output_setting :
  is_output_source_field : 0      # output the calculated field of all sources                            1 for yes; 0 for no;  default: 1
  is_verbose_output : 0           # output internal parameters, if no, only model parameters are out.     1 for yes; 0 for no;  default: 0
  is_output_model_dat : 0         # output model_parameters_inv_0000.dat or not.                          1 for yes; 0 for no;  default: 1