Revision as of 13:15, 12 May 2022 view source Pavlina Monhartova (talk \| contribs) Bureaucrats, Administrators 5,366 edits →Introduction ← Older edit		Revision as of 16:06, 12 May 2022 view source Pavlina Monhartova (talk \| contribs) Bureaucrats, Administrators 5,366 edits →Introduction Newer edit →
Line 3: Since the release of sub-grid sampling (SGS), 1D open channels may no longer be required if the DEM is at a fine resolution. If the DEM resolution is too coarse (for example in the below image), 1D open channel or quadtree may be required. The recommended approach is to use a quadtree model as demonstrated in <u>[[Tutorial_M07 \| Module 7]]</u>, however, if the DEM is too coarse and cross section data is available, 1D open channel can be used. <br> <br> <ol> [[File:Poor_2D_representation.jpg \| 450px]]<br> </ol> <br> The GIS layers are:<br>

Tutorial M11: Difference between revisions