Key points are not available for this paper at this time.
Introduction 2. Function fitting 3. The method of successive corrections 4. Statistical interpolation - univariate 5. Statistical interpolation - multivariate 6. The initialisation problem 7. Quasi-geostrophic constraints 8. Variational procedures 9. Normal mode initialisation - theory 10. Normal mode initialisation - applications 11. Dynamic initialisation 12. Continuous data assimilation 13. Future directions Appendixes.
A 1992 study studied this question.