ARR 2019 Ensembles Processing: Difference between revisions

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The ARR 2016 guidelines implemented ten temporal patterns which are to be applied for each annual exceedance probability (AEP) and duration. This multiplies the number of simulations by ten and requires additional processing in comparison with ARR 1987. The results files can get very large, the creation of the processing tools can lead to tedious work and the actual processing can be time intensive.
==Choice of Output==
As the model results might get large in size the preferred method to process the ensembles is to use .fltFLT grid output format to export the maximums directly from TUFLOW simulation. FLT files are the ESRI binary (float) version of the ASC files and their size is about 1/5 of aan ASC file. Binary files can also be processed faster by TUFLOW utilities.<br>
If using only time-series outputs (xmdf, dat) an extra step will be required to export maximum grids (FLT or ASC) with TUFLOW_to_GIS utility.