An ensemble-based explicit four-dimensional variational assimilation method

Mathematics

• Kalman Filtering 100%
• Monte Carlo 100%
• Cost Function 100%
• Adjoints 100%
• Filter Method 100%
• Basis Vector 100%
• Dimensional Space 100%
• Computational Cost 50%
• State Variable 50%
• Approximates 50%
• Linear Models 50%
• Decomposition Method 50%
• Control State 50%
• Method Performs 50%

Engineering

• Proper Orthogonal Decomposition 100%
• Dimensional Space 40%
• Cost Function 40%
• Kalman Filter 40%
• Basis Vector 40%
• Conducted Experiment 20%
• Temporal Evolution 20%
• Computational Cost 20%
• Forecast Error 20%
• Spatial Structure 20%
• Optimisation Problem 20%
• Main Advantage 20%
• State Variable 20%
• Simplifies 20%
• Lorenz Model 20%

Earth and Planetary Sciences

• Data Assimilation 100%
• Adjoints 20%
• Kalman Filter 20%
• Temporal Evolution 10%