Benchmark datasets for velocity measurements: Difference between revisions

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Revision as of 00:47, 22 February 2022

Summary of datasets that will become benchmark datasets for testing existing and future algorithms
Dataset name Total depth Deployment height above bottom Background speed [math]\displaystyle{ \varepsilon }[/math] range Stratification/shear information Comment
Units [m] [m] [m/s] [W/kg]
Tidal slough 2.8 0.15 and 0.45 0.15-0.2m/s (median) 1e-8 to1e-5 Unstratified, but shear-induced anisotropy Unusual spikes at 0.15 m. At 0.45m, the viscous subrange is occasionally resolved
Tidal shelf 185 0.4 and 1.4 <0.3m/s but usually 0.1m/s Bottom one in log-layer using the classical definition Low-quality dataset
Lake
Surface waves large orbital sigms vs mean current
Surface waves sigma/U is roughly 1
MAVS