1. Ensemble and hybrid four-dimensional data assimilation for tropical cyclone analysis and prediction Open Access Author: Poterjoy, Jonathan Title: Ensemble and hybrid four-dimensional data assimilation for tropical cyclone analysis and prediction Graduate Program: Meteorology Keywords: Data assimilationKalman filteringtropical cyclones File: Download JonPoterjoy-Dissertation.pdf Committee Members: Fuqing Zhang, Dissertation Advisor/Co-AdvisorFuqing Zhang, Committee Chair/Co-ChairEugene Edmund Clothiaux, Committee MemberJenni Evans, Committee MemberRunze Li, Committee MemberXiang Yu Huang, Special Member