Research Vignette:   The TransCom3 Time-Dependent Global CO2 Flux Inversion É and More

Outline

TransCom3 CO2 Flux Inversions

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Batch least-squares or ÒBayesian synthesisÓ inversion

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Computational considerations

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Kalman Filter Equations

Inversion methods for the data-rich, fine-scale problem

Ensemble Kalman filter

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Estimation as minimization

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Pros and cons, 4DVar vs. ensemble Kalman filter (EnKF)

Adjoint transport model