ResearchBenchmarksData Assimilation on SQG Sparse (SSR)Follow0.57SSREnSF0.54320.72410.9051.0859Nov 29, 2025Evaluation ResultsMethodMethodLinksSSREnSF2025.110.57SDAmode=smoothingmode=smoothing2025.110.83SDAmode=filteringmode=filtering2025.110.88FlowDAS2025.111.13LETKF2025.111.23DAISI2025.111.24