[FemEngine]

   [MODULE_SELECTION]
      // other modules... 
     mode_of_data_assimilation_module = 2
   EndSect  // MODULE_SELECTION

   
   [DATA_ASSIMILATION_MODULE]   // https://dhi-developer-documentation.azurewebsites.net/mike_fm_da/overview/

      [TIME]
         start_time_step = 0
         
       start_time_step_assimilation = 1200
       time_step_factor_assimilation = 5 
      EndSect  // TIME

     [METHOD]
      type = 1               // 0=Free, 1=EnKF (ensemble), 2=Simple, 3=Steady, 4=EnOI 
      ensemble_size = 10
      algorithm = 1          // (for type=1) 1=serialESRF, 2=DEnKF, 3=ETKF       
     EndSect  // METHOD
     
      [MODEL_ERROR_MODEL]         
        use_clock_based_seeds = False 
        number_of_model_errors = 1
        
        [MODEL_ERROR_1]
             type = 'EL_constant'
             constant_id = 42    
             
            [Error_Formulation] 
                st_dev = 0.2    
                perturbation_type = 'multiplicative'                
                propagation_type = 'persistence'
                //propagation_parameter = 86400
                initialization_type = 1  // 0 = start from zero, 1 = start with spinup 
            EndSect
        EndSect  // MODEL_ERROR_1
      
        [MODEL_ERROR_2]
             type = 'EL_state_variable'
             state_variable_id = 1                     
   
            [Error_Formulation] 
                st_dev = 0.2    
                perturbation_type = 'multiplicative_non_negative'                
                propagation_type = 'AR(1)'
            propagation_parameter = 86400
                initialization_type = 1  // 0 = start from zero, 1 = start with spinup 
            EndSect
        EndSect  // MODEL_ERROR_2
      
        [MODEL_ERROR_3]
            type = 'adsource'
            module_name = 'EL'
            source_id = 1       // HD Source number
            state_variable_id = 1      // = COMPONENT_1
            
            [ERROR_FORMULATION]
                  st_dev = 0.1
                  perturbation_type = 'multiplicative_non_negative'
                  propagation_type = 'persistence'  // 'AR(1)' or 'persistence'								
                  initialization_type = 1
            EndSect  // ERROR_FORMULATION
        EndSect  // MODEL_ERROR_3
      EndSect  // MODEL_ERROR_MODEL

      [MODEL_STATE_SPACE]      
         hd_state_space_type = 0 
         el_state_space_type = 1      
      EndSect  // MODEL_STATE_SPACE

      [MEASUREMENTS]
         number_of_independent_measurements = 1

       [MEASUREMENT_1]
          include = 2 // 1= assimilation, 2 = validation 
         name = 'st17_IN_bottom'
         
         type = 1
         file_name = |.\Data\Measurements\eq\st17_waterquality_variables_bottom.dfs0|
         item_number = 1
         
         position = 217662.0, 6156584.0, -8.0			
            measured_variable = 'EL%STATE_VARIABLE_9'
         type_time_interpolation = 0
         
            st_dev = 5      			
        EndSect	 		 
      EndSect  // MEASUREMENTS

      [ESTIMATOR]
         [REGULARIZATION]
            use_temporal_smoothing = false
            use_localization = false
         EndSect  // REGULARIZATION
      EndSect  // ESTIMATOR

      [ERRCOV_IO]     
        [INPUT]
            type = 0  // 0: not active
        EndSect  // INPUT
        
        [OUTPUTS]
          number_of_outputs = 0         
        EndSect  // OUTPUTS 
      EndSect  // ERRCOV_IO

      [ENSEMBLE_IO]     
         [INPUT]
            type = 0  // 0: not active, 1: Meanstate, 2: Ensemble   
         EndSect  // INPUT

         [OUTPUT]
            type = 2  // 0: not active, 1: Meanstate, 2: Ensemble
            first_time_step = 0
            last_time_step = 17280
            time_step_frequency = 10
            file_name_volume = 'State_Volume.dfsu'
            file_name_err01_elconst = 'State_err01_elconst.dfs0'
         
         EndSect  // OUTPUT
      EndSect  // ENSEMBLE_IO

     [DIAGNOSTICS]
      [OUTPUTS]
         number_of_outputs = 4
          
             [OUTPUT_1]
                type = 2
                position = 217662.0, 6156584.0, -8.0
                variable_name = 'EL%STATE_VARIABLE_2'
                file_name = 'Diagnostics_PN.dfs0'              
             EndSect  // OUTPUT_1
             
             [OUTPUT_2]
                type = 2
                position = 217662.0, 6156584.0, -8.0
                variable_name = 'EL%STATE_VARIABLE_9'
                file_name = 'Diagnostics_IN.dfs0'              
             EndSect  // OUTPUT_2
             
             [OUTPUT_3]
                type = 2
                position = 217662.0, 6156584.0, -8.0
                variable_name = 'err01_elconst'
                file_name = 'Diagnostics_err01_elconst.dfs0'             
             EndSect  // OUTPUT_3
         
         [OUTPUT_4]
                type = 1
            measurement_id =1
                file_name = 'Diagnostics_IN_meas1.dfs0'              
             EndSect  // OUTPUT_4
          
      EndSect  // OUTPUTS
     EndSect  // DIAGNOSTICS	
     
   EndSect  // DATA_ASSIMILATION_MODULE   
   
EndSect  // FemEngine