作者: Feng Li , Jessica L Baker , Mark R Byrnes
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摘要: Abstract : This Coastal and Hydraulics Engineering Technical Note (CHETN) describes procedures for quantifying error uncertainty estimates in volume change calculated from comparison of bathymetric surveys two different times. Initially, this procedure involves an evaluation the budget associated with measurement bathymetry data individual surveys. Survey accuracy standards are derived U.S. Army Corps Engineers (USACE) National Ocean Service (NOS) hydrographic survey manuals. Next, uncertainties surface characteristics resulting topographic irregularities density estimated each surface. Then, root-mean-square (RMS) variations obtained a surfaces analyzed to estimate total volumetric modeled