Input files

The model requires several input files, depending on which modules are enabled. The structure below follows the major blocks in the master JSON configuration file.

• Master Configuration
  • General Project Information
  • COMPUTATIONAL_SETTINGS
  • SOLVER
  • OPENWQ_INPUT
  • MODULES
  • OPENWQ_OUTPUT
  • Example
• Configuration
• Modules
  • BIOGEOCHEMISTRY
  • TRANSPORT_DISSOLVED
  • LATERAL_EXCHANGE
  • TRANSPORT_SEDIMENTS
  • SORPTION_ISOTHERM
• Source/Sink & External Fluxes
  • Common Structure
  • Method 1: JSON (inline data)
  • Method 2: CSV/ASCII (external file)
  • Method 3: Copernicus LULC with static coefficients
  • Method 4: Copernicus LULC with dynamic coefficients
  • Method 5: ML Model (XGBoost / Random Forest)
  • HDF5 External Fluxes (inter-model coupling)
• Numerical Solvers
  • Solver selection
  • Forward Euler (FORWARD_EULER)
  • SUNDIALS CVode
  • Performance optimizations
  • Solver choice guidelines