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  • ...function is used, PET<sub>sun</sub> or PET<sub>shade, night</sub>. In the model described by the {{Template:Heat DPRA Report}}, cells can be shaded by buil ## If the sun ray altitude in the traversed cell is higher, the calculation is performed again for the next traversed cell.
    3 KB (502 words) - 15:09, 23 January 2024
  • ...meter wind speed to obtain the wind speed at street level. The calculation model is based on the McDonald (2000) method for wind in cities. It uses the vert The calculation implemented in the {{software}} differs from the implementation described b
    6 KB (966 words) - 16:58, 25 January 2023
  • ! Model ...y view factor calculation model (Heat Overlay)|sky view factor calculation model]]
    2 KB (310 words) - 17:01, 25 January 2023
  • 81 bytes (6 words) - 12:09, 22 November 2017
  • 32 bytes (4 words) - 13:27, 27 August 2021
  • ...)|Shade]] and [[Sky view factor calculation model (Heat Overlay)|Skyview]] calculation models. ...]]s with a [[foliage crown factor (Heat Overlay)|foliage crown factor]], a calculation is performed for all foliage in the project. A building is deemed foliage w
    4 KB (656 words) - 13:16, 30 October 2023
  • The model starts by determining per grid cell what the height of obstacles are on tha ...f body height. In this model, the surface includes [[building]]s (thus the calculation would take place on top of any buildings present), but does not include fol
    5 KB (927 words) - 12:12, 15 March 2024
  • ...the traffic in the [[Project]] to 0. Otherwise, traffic will change when a calculation has been run.
    2 KB (284 words) - 13:58, 30 January 2024

Page text matches

  • ==Calculation== ...idence Module for the [[Subsidence Overlay]], see [[Subsidence calculation|Calculation overview]]
    603 bytes (64 words) - 14:58, 23 February 2023
  • ...rius_(Overlay)|Aerius overlay]]'s model calculations depend on a number of calculation-wide parameters. These parameters are available as attributes of the [[Aeri {{:Calculation year (Aerius Overlay)}}
    461 bytes (56 words) - 13:53, 3 November 2023
  • The calculation prescription of the DPRA report is implemented as followed: At the start of the calculation, the following data is pre-calculated for each cell:
    3 KB (375 words) - 15:15, 23 January 2024
  • Limits the search range for shadows, which reduces the calculation time for the [[Shade result type (Heat Overlay)|Shade result type]]. * [[Shade calculation model (Heat Overlay)]].
    519 bytes (68 words) - 07:13, 24 January 2024
  • ...ultiple facets have to be calculated. In each timestep, each aspect of the calculation has to be performed. Although as timesteps become smaller, the exact order * [[Surface model (Water Overlay)|Horizontal surface flow]] and [[Ground model (Water Overlay)|horizontal ground flow]]
    2 KB (203 words) - 14:39, 28 February 2024
  • ...Ground model (Water Overlay)|water in the ground]] is simulated during the calculation. ...[[Ground flow formula (Water Overlay)|groundwater flow]], no [[evaporation model (Water Overlay)|ground evaporation]].
    2 KB (253 words) - 14:37, 5 March 2024
  • ...factor is used to calculate the extend of foliage, which can influence the calculation of the sky view and the shade. The height of the Building multiplied by the ...model (Heat Overlay)|calculated]] based on the FOLIAGE_CROWN_FACTOR. This calculation can be superseded when the [[Heat Overlay]] (set to use the [[DPRA Heat Mod
    1 KB (201 words) - 14:09, 26 January 2024
  • ...[[Grid Overlay]]'s calculation can be directly applied to the [[elevation model]]. {{editor steps|title=change the elevation model based on the results of a Grid Overlay
    1 KB (196 words) - 16:20, 30 January 2024
  • [[File:debug_info.jpg|thumb|250px|Debug information as generated by a calculation of the Water Overlay.]] ...output for debugging purposes. This is intended for verification that the model has computed as expected, and may provide some basic information at a glanc
    1 KB (151 words) - 15:47, 27 February 2024
  • ...grid cell for land and water respectively when interpreting the elevation model. ...ws smaller waterways to be preserved better when the interpreted elevation model for the [[Water Overlay]]'s calculations is less accurate.
    1 KB (169 words) - 17:14, 23 January 2023
  • * [[#Calculation Models|Calculation modules]] {{inlink|Calculation Models}} * [[#Calculation related information|Computational structure and sequences]]
    5 KB (617 words) - 12:36, 5 March 2024
  • ...the noise impact. It also takes into account [[Building]]s and [[Elevation model|terrain features]] which would block the transmission of noise. [[File:Traffic_Noise-Overlay-model.png|thumb|left|Traffic Noise Model]]
    3 KB (439 words) - 16:48, 2 February 2024
  • ...emission. It also takes into account [[Building|object]]s and [[Elevation model|terrain features]] which would hinder the travel of particles. [[File:Traffic_NO2-Overlay-model.png|thumb|left|Traffic NO2 Model]]
    3 KB (485 words) - 08:27, 29 February 2024
  • |description=Load the [[Elevation model (Water Overlay)|DEM]] at twice the resolution. ...small channels and reduces grid flow artifacts, at the cost of additional calculation time.
    990 bytes (140 words) - 12:19, 27 October 2022
  • *[[Foliage height calculation model (Heat Overlay)]] {{HeatOverlay model attribute nav}}
    648 bytes (83 words) - 14:41, 15 March 2024
  • ! Model ...y view factor calculation model (Heat Overlay)|sky view factor calculation model]]
    2 KB (310 words) - 17:01, 25 January 2023
  • ...t overlay always governs the calculation settings, such as the calculation model attributes and [[Overlay|keys]]. ...n be configured which indicates what information should be output when the calculation completes. For example, for the [[Water Overlay]] the [[Result_type_(Water_
    4 KB (583 words) - 16:21, 29 February 2024
  • ...the distance calculation of the [[Distance Overlay]] with a line-of-sight calculation. The [[Overlay]] calculates whether specific [[Grid cell]]s have a line of The Sight Distance Overlay's calculation model has a number of aspects which can be configured:
    4 KB (526 words) - 15:50, 2 February 2024
  • ...rid Overlay]] which serves as input for another (geographical) calculation model, overriding [[Key]]ed [[Attribute]] feature values. ...n|rasterized]] to provide input for the calculation model. For a number of calculation models, it is possible to configure a Prequel instead. This is a [[Grid Ove
    3 KB (418 words) - 16:59, 2 February 2024
  • * [[Average calculation model (Heat Overlay)]] * [[Sky view factor calculation model (Heat Overlay)]]
    1 KB (161 words) - 14:22, 9 April 2024
  • * [[Foliage height calculation model (Heat Overlay)|Foliage Height calculation]] {{HeatOverlay model attribute nav}}
    1 KB (165 words) - 12:08, 22 September 2023
  • * [[Wind calculation model (Heat Overlay)]] {{HeatOverlay model attribute nav}}
    618 bytes (81 words) - 14:43, 15 March 2024
  • ...to restrict its calculations to specific locations. When the [[limit area model attribute (Water Overlay)|LIMIT_AREA]] Attribute of the Overlay is set to t ...iate value. Otherwise, the Limitation areas do not affect any facet of the calculation.
    876 bytes (126 words) - 08:12, 27 April 2021
  • {{main|Model attributes (Traffic Density Overlay)}} ...calculation is then defined by the [[Hours (Traffic Density Overlay)|HOURS model Attribute]].
    3 KB (397 words) - 15:54, 15 December 2023
  • ...|300px|thumb|right|The Weir removed, as it would have had no effect on the model.]] ...of the [[limit area (Water Overlay)|calculation area]], or being [[border model (Water Overlay)|too close to the edge of the project area]].
    2 KB (348 words) - 13:42, 30 January 2024
  • When working with the [[Ground model (Water Overlay)|complete groundwater model]] of the [[Water Overlay]], it is very likely that any initial configuratio ...natural and stable) result as the initial groundwater state for the actual calculation.
    4 KB (582 words) - 15:03, 30 January 2024
  • ...establish a link between [[Attributes]] that an [[Overlay]]'s calculation model requires and [[Attributes]] the users and geo-sources supply. The Keys an Overlay's calculation model uses and their configured values can be found under the tab Keys in the [[r
    2 KB (395 words) - 16:36, 18 October 2019
  • |description=The number of intermediate results recorded during the calculation. Each [[timeframe]] becomes a snapshot of data which can be viewed and anal * The amount of timeframes does not impact the calculation time or the simulation time.
    880 bytes (122 words) - 15:05, 26 January 2024
  • The subsidence model calculates the gradual downward settling of the ground's surface where a pe The calculation model is configured by the subsidence overlay wizard and it's result are visualiz
    5 KB (723 words) - 14:10, 28 February 2024
  • ...by an underground terrain, and therefore each grid cell of the subsidence model can be given default values for the subsidence keys listed below. The subsi
    758 bytes (100 words) - 13:09, 1 April 2021
  • ...about the effect that higher (green) walls and roofs may have on the DPRA model. ...he buildings as part of the elevation model, and as such a the heat stress calculation is performed also on the buildings.
    1 KB (215 words) - 15:01, 15 March 2024
  • * [[Shade calculation model (Heat Overlay)]]. {{HeatOverlay model attribute nav}}
    853 bytes (110 words) - 14:44, 15 March 2024
  • ...ionary calculations, you would expect the amount of water flowing into the model to roughly balance the amount of water being removed from the water as well ...zard|configuration wizard]], where the total amount of rainfall during the calculation is listed.
    5 KB (757 words) - 15:31, 30 January 2024
  • |CALCULATION |CALCULATION
    4 KB (517 words) - 11:17, 5 March 2024
  • ...should, for the most part, be able to flow naturally. However, as with any model, at some point the [[Water Overlay]] has an edge, leading to partially unex ...in the configuration wizard, where you can check the configuration for the calculation area. If it is set to Water Areas only, check whether the location of the i
    2 KB (345 words) - 15:31, 30 January 2024
  • * [[Shade calculation model (Heat Overlay)]] {{HeatOverlay model attribute nav}}
    867 bytes (117 words) - 14:44, 15 March 2024
  • ...The oxidation factor used to recalculate the climate values between 1-year calculation steps. {{SubsidenceOverlay model attribute nav}}
    522 bytes (59 words) - 13:13, 10 February 2021
  • ...l temperature factor used to recalculate the climate values between 1-year calculation steps. {{SubsidenceOverlay model attribute nav}}
    537 bytes (63 words) - 13:13, 10 February 2021
  • |notes=This value is recalculated between 1-year time steps of the calculation. {{SubsidenceOverlay model attribute nav}}
    598 bytes (70 words) - 15:28, 10 February 2021
  • |description= Whether roads with bicycle traffic should be included in the calculation or not. ...attribute, roads with bicycle traffic are included in the travel distance model. Select 0 to ignore roads with bicycle traffic.
    527 bytes (68 words) - 12:14, 24 February 2022
  • |description= Whether roads with tram traffic should be included in the calculation or not. ...his attribute, roads with tram traffic are included in the travel distance model. Select 0 to ignore roads with tram traffic.
    512 bytes (68 words) - 12:15, 24 February 2022
  • * [[Foliage height calculation model (Heat Overlay)]] {{HeatOverlay model attribute nav}}
    906 bytes (127 words) - 14:46, 15 March 2024
  • ...ning a [[Foliage crown factor (Heat Overlay)|CROWN_FACTOR]]. An additional calculation is performed to generate the foliage heights. * [[Foliage height calculation model (Heat Overlay)]]
    1 KB (158 words) - 14:50, 28 September 2023
  • ...ription= Whether (rail) roads with train traffic should be included in the calculation or not. ...ibute, (rail) roads with train traffic are included in the travel distance model. Select 0 to ignore (rail) roads with train traffic.
    538 bytes (71 words) - 12:15, 24 February 2022
  • * [[Shade calculation model (Heat Overlay)]]
    522 bytes (71 words) - 11:59, 13 September 2021
  • ...rable model attributes, see [[Model attributes (Heat Overlay)|Heat Overlay model attributes]] and [[Feature attributes (Heat Overlay)|Heat Overlay feature a The [[Calculation models and formulas (Heat Overlay)|calculation models and formulas]] are documented. The DPRA Heat Module is [[Heat module
    2 KB (341 words) - 15:03, 30 June 2023
  • * [[Wind calculation model (Heat Overlay)]]
    522 bytes (71 words) - 12:00, 13 September 2021
  • ...iption= Whether roads with truck and bus traffic should be included in the calculation or not. ...bute, roads with truck and bus traffic are included in the travel distance model. Select 0 to ignore roads with truck and bus traffic.
    541 bytes (74 words) - 12:14, 24 February 2022
  • ...ations for themes like [[Water Overlay|water flow]] or [[Shade calculation model (Heat Overlay)|shade]]. ...in the model (datum height) or place the models on top of the [[elevation model|terrain]].
    2 KB (390 words) - 15:25, 30 January 2024
  • ...tions by using a [[Combo Overlay]] to precompute the resulting [[Elevation model]], and setting the result as the [[Terrain elevation prequel (Water Overlay ...rd|configuration wizard]], and proceed to the step regarding the Elevation Model.
    2 KB (271 words) - 13:11, 30 January 2024
  • ===Dynamic traffic model=== ''A dynamic model changes (over time), according to changes made in the [[project]].
    4 KB (609 words) - 13:13, 30 January 2024
  • ===Calculation model steps=== ...y subsidence, and to update the intermediately changing parameters for the calculation accordingly. These steps are repeated n times, where n is the amount of [[Y
    5 KB (722 words) - 14:19, 23 February 2023
  • ==Distance calculation== ...]s currently does not contribute to the height of the [[Building]] for the calculation of this [[Overlay]].
    2 KB (351 words) - 11:43, 7 October 2022
  • ...[[Heat_(Overlay)|heat overlay's]] model calculations depend on a number of calculation-wide parameters. These parameters are available as [[attribute]]s of the he * The model relies on a number of attributes which can be measured by measure stations.
    2 KB (211 words) - 13:02, 15 March 2024
  • *[[Foliage height calculation model (Heat Overlay)]]
    596 bytes (76 words) - 14:35, 26 January 2024
  • * [[Average calculation model (Heat Overlay)]]
    604 bytes (74 words) - 12:00, 13 September 2021
  • ...Whether roads with ship traffic (shipping lanes) should be included in the calculation or not. ...his attribute, roads with ship traffic are included in the travel distance model. Select 0 to ignore roads with ship traffic.
    608 bytes (82 words) - 12:15, 24 February 2022
  • The [[Water Overlay]]'s model calculations depend on a number of calculation-wide parameters. These parameters are available as attributes of the water {{:Limit area model attribute (Water Overlay)}}
    2 KB (262 words) - 09:23, 24 January 2024
  • The calculation of the Heat Stress Overlays takes into account: ==Calculation of Physiological Equivalent Temperature==
    7 KB (1,066 words) - 09:28, 2 March 2023
  • |description=The start year of the subsidence calculation. The start year will be used to obtain the correct climate scenario values. {{SubsidenceOverlay model attribute nav}}
    660 bytes (82 words) - 16:13, 11 February 2021
  • ...ith the [[Water Overlay]], for some use-cases it is necessary to start the calculation with a pre-initialized water levels. In general, water levels can be derive ...or steps|title=set up pre-initialized water levels and use them in a water calculation.
    2 KB (367 words) - 16:15, 30 January 2024
  • The [[Travel Distance Overlay]]'s model calculations depend on a number of calculation-wide parameters. These parameters are available as attributes of the travel
    912 bytes (105 words) - 14:34, 23 January 2024
  • ...loaded in separate from the [[Building]]s in the [[project]], after which calculation models which rely on traffic data can use that data as input. * [[How to add a static traffic model]]
    1 KB (191 words) - 13:14, 30 January 2024
  • ...rface model (Water Overlay)|water on the surface]] is simulated during the calculation. ...rain cells is only averaged when their level is higher than the configured model attribute [[Avg terrain storage m (Water Overlay)|AVG_TERRAIN_STORAGE_M]].
    2 KB (342 words) - 12:10, 29 January 2024
  • ...n= Whether the sidewalks with pedestrian traffic should be included in the calculation or not. ...ds (sidewalks) with pedestrian traffic are included in the travel distance model. Select 0 to ignore roads (sidewalks) with pedestrian traffic .
    786 bytes (95 words) - 12:14, 24 February 2022
  • :* [[Surface model (Water Overlay)]] :* [[Elevation model (Water Overlay)]]
    4 KB (676 words) - 14:47, 20 February 2023
  • ==Water system model== * [[How_to_add_Subsidence_(Water_Overlay)|Add subsidence calculation results to a water system's input]]
    2 KB (243 words) - 16:57, 30 January 2024
  • ...uded from the [[Sky_view_avg_result_type_(Heat_Overlay)|average Sky View]] calculation used for the Urban Heat Island (UHI) effect. However it is still included i {{HeatOverlay model attribute nav}}
    711 bytes (109 words) - 14:26, 15 March 2024
  • ...loaded in separate from the [[Building]]s in the [[project]], after which calculation models which rely on traffic data can use that data as input. ...ugh the principle is similar, the [[How to add a static grid-based traffic model|steps for importing grid-based data]] are slightly different.
    2 KB (288 words) - 13:19, 30 January 2024
  • |description=The amount of years to simulate during the calculation, in 1-year steps. {{SubsidenceOverlay model attribute nav}}
    740 bytes (91 words) - 08:38, 26 April 2021
  • *Fixed various bugs, wrong user input and border cases for the Rain Model. *Added Courant number, which is a measure that indicates if a grid model is calculated with enough cycles (time steps). The Courant number can be fo
    1 KB (178 words) - 14:25, 21 August 2017
  • ...er cells are marked as [[Breach (Water Overlay)|Breach]], or as outside of calculation area, or otherwise inconsistently with the rest of the waterway. ===Is there an edge of the calculation model nearby?===
    6 KB (948 words) - 15:31, 30 January 2024
  • ...ll be created with a default configuration which will allow for an initial calculation to take place and results to display. For most use-cases, it is desirable t ...have a number of configuration options related to their general method of calculation. Most notably, it is possible to configure the cell size on which the calcu
    9 KB (1,447 words) - 15:36, 30 January 2024
  • ==Calculation== ===Calculation===
    6 KB (817 words) - 13:46, 15 March 2024
  • |Choose the [[Heat_DPRA_Module|DPRA model]]. ...Foliage_height_calculation_model_(Heat_Overlay)|Foliage height calculation model]] to know more about how the foliage height is used in the [[Heat_DPRA_Modu
    2 KB (243 words) - 15:24, 30 January 2024
  • ...some corrections to have the data properly interpreted by the calculation model. ...the simulation, to investigate whether (and if so where) an issue with the model exists.
    2 KB (286 words) - 13:44, 30 January 2024
  • ...)|Shade]] and [[Sky view factor calculation model (Heat Overlay)|Skyview]] calculation models. ...]]s with a [[foliage crown factor (Heat Overlay)|foliage crown factor]], a calculation is performed for all foliage in the project. A building is deemed foliage w
    4 KB (656 words) - 13:16, 30 October 2023
  • This is a correction factor, used in the calculation of the Atmospheric Temperature, from the calculated Urban Heat Island value {{HeatOverlay model attribute nav}}
    861 bytes (112 words) - 14:45, 15 March 2024
  • ...ta, which defines a number of environmental circumstances the hydrological model is subject to. It also defines the (total) simulation time. Rain is a consistent addition of water to the hydrological model over a specified period of time. At the end of the rainfall's duration, the
    3 KB (407 words) - 16:32, 26 January 2024
  • ...scription=The depth of the ground water level, relative to the [[Elevation model|surface]] * When no prequel is specified, the calculation for the Waterwijzer Overlay will end and report an error that ''input grids
    1 KB (199 words) - 15:38, 23 February 2023
  • ...scription=The depth of the ground water level, relative to the [[Elevation model|surface]] * When no prequel is specified, the calculation for the Waterwijzer Overlay will end and report an error that ''input grids
    1 KB (199 words) - 15:38, 23 February 2023
  • When making use of the [[Water Overlay]], the calculation time may depend on a number of factors. Some configurations will be obvious ==Aspects which impact calculation time==
    5 KB (855 words) - 09:46, 6 July 2023
  • * [[Sky view factor calculation model (Heat Overlay)]]
    793 bytes (117 words) - 12:00, 13 September 2021
  • ..._to_the_Tygron_Platform|BAG]] building polygon, we look at the [[elevation model|DTM]] (height points every 50cm). ...et a sharp demarcation instead of fuzzy deviations in an inaccurate height model.
    2 KB (369 words) - 14:17, 2 March 2023
  • :* [[Surface model (Water Overlay)]] :* [[Elevation model (Water Overlay)]]
    4 KB (697 words) - 13:41, 30 January 2023
  • ...a [[Session]], are collectively referred to as the {{software}}'s traffic model. {{anchor|static traffic model}}
    4 KB (655 words) - 16:27, 27 January 2023
  • ...ore this water indefinitely, slowly remove the water from the hydrological model, or let the water flow in a controlled fashion back onto the surface. Sewer ...assume there is an appropriate amount of water present in or added to the model for the sewer to function in a relevant capacity.
    3 KB (462 words) - 16:54, 30 January 2024
  • * Compiler optimizations improve calculation time by 10-20%. * New classic Windmill 3D model.
    957 bytes (129 words) - 11:54, 7 May 2021
  • ...uilding functions as an outlet, and water is removed from the hydrological model. * Each calculation step is characterized by an amount of time that elapses. Based on the set f
    1 KB (245 words) - 16:22, 7 October 2022
  • The Basic Mode is a option for project creation which allows calculation and analysis of very large project areas. The Basic Mode is very useful for * The minimum calculation grid size is set to 5x5m, although larger [[Grid_Overlay#Grid_size|Grid Cel
    2 KB (291 words) - 11:06, 31 October 2023
  • ...indicators in this pilot are co-created with the RIVM, according to their (calculation) methods. They however are not validated as being indicators which calcula ...om the Public [[GeoShare]]. Read on to find out more about the indicator's calculation method and how to set it up in your project.
    6 KB (874 words) - 14:56, 29 February 2024
  • |description=Whether this [[Building]] has drainage, which affects the calculation of the [[Subsidence (Overlay)|Subsidence Overlay]]. ..., this value is '''not''' used for the [[Water_Overlay|Water Overlay]]. To model drainage in the [[Water_Overlay|Water Overlay]], use a [[Drainage (Water Ov
    1 KB (144 words) - 14:34, 26 January 2024
  • ...cription= Whether roads with car and van traffic should be included in the calculation or not. ...tribute, roads with car or van traffic are included in the travel distance model. Select 0 to ignore roads with car or van traffic.
    995 bytes (131 words) - 12:14, 24 February 2022
  • # User triggers the calculation of the overlay. The Waterwijzer Module sends the data to Waterwijzer API an ==Calculation==
    4 KB (582 words) - 14:32, 13 December 2023
  • ...in the {{software}} is an implementation of a 2D grid based shallow water model based on the 2D Saint Venant equations. The module is further enhanced with The final results of the calculation can be inspected, as well as intermediate snapshots of the hydrological sit
    6 KB (918 words) - 13:40, 17 January 2023
  • ====Calculation Model====
    5 KB (728 words) - 15:34, 28 February 2023
  • '''Calculation Model'''
    1 KB (157 words) - 14:31, 30 January 2024
  • ...average background-concentration (default = 0 [μg/m3]). ''Configured using model attribute [[Base no2 (Traffic NO2 Overlay)|BASE_NO2]].'' : <math>S</math> = the calculation distance
    9 KB (1,415 words) - 12:31, 1 March 2023
  • |Choose the [[Heat_DPRA_Module|DPRA model]] ...Foliage_height_calculation_model_(Heat_Overlay)|Foliage height calculation model]] to know more about how the foliage height is used in the [[Heat_DPRA_Modu
    2 KB (349 words) - 15:27, 30 January 2024
  • ...lation for a particular [[Water Overlay]] is completed, the results of the calculation as well as large amounts of additional information and visualizations are m ...spected. This is intended for verification that across the entirety of the model, all water is accounted for and there are no unexpected points where water
    4 KB (546 words) - 16:07, 28 February 2023
  • ...height offset of all bridges to 0 to remove their impacts on the elevation model.]] When there are bridges in the project area for a [[Water Overlay|water calculation]], their [[Height offset (Function Value)|height]]s may be interpreted as a
    1 KB (165 words) - 16:06, 30 January 2024
  • |Choose the [[Heat_DPRA_Module|DPRA model]] ...Foliage_height_calculation_model_(Heat_Overlay)|Foliage height calculation model]] to know more about how the foliage height is used in the [[Heat_DPRA_Modu
    2 KB (375 words) - 13:22, 30 January 2024
  • ...a (Water Overlay)|Sewer area]]s can be imported for a [[Water Module|water calculation]] when using the [[Water Overlay Wizard|configuration wizard]] of a [[Water * [[Sewer model (Water Overlay)]]
    1 KB (204 words) - 15:29, 30 January 2024
  • *[[How to create an Excel background calculation model]]
    1 KB (201 words) - 08:38, 27 January 2023
  • The travel distance model can several features to calculate travel distances. Some determine the road ...atures is used to represent specific geographical input parameters for the calculation. This can be of use when setting up a project or [[template]] which makes u
    1 KB (186 words) - 14:34, 23 January 2024
  • ...ater Overlay)|Sewer overflow]]s can be imported for a [[Water Module|water calculation]] when using the [[Water Overlay Wizard|configuration wizard]] of a [[Water * [[Sewer model (Water Overlay)]]
    2 KB (229 words) - 12:04, 1 March 2024
  • ...art of the simulation is for display purposes only. It does not affect the calculation itself, nor the interpretation of any time sequences. {{WaterOverlay model attribute nav}}
    1 KB (192 words) - 14:36, 26 February 2024
  • The calculation model behind the overlay is based on the same algorithm as used in the [[Watershe * [[Model attributes (Travel Distance Overlay)|Model attributes]]
    4 KB (581 words) - 14:28, 23 January 2024
  • ...ter overlays are connected to the [[Water Module]], a complex hydrological calculation module within the {{software}}. ...d impact of (heavy) rainfall over the project area. Based on the elevation model, terrain roughness and representations of the sewer and water systems, seve
    3 KB (396 words) - 13:47, 17 January 2023
  • ...sport water to, from, and between specified cells, according to their flow model and given parameters. The behavior of these Buildings can be adjusted by ad ...description=A simple polygon shape (square), then the visualization of the calculation of the center-point, and finally the highlighting of the endpoint.}}Point-b
    6 KB (875 words) - 11:36, 5 October 2022
  • | showcases= a 3D city model ...e will explore the contents of the 3D model, the used data to generate the model and the maps on building type, sky view and land use.
    5 KB (790 words) - 09:18, 28 September 2023
  • ...r area (Water Overlay)|sewer]] can be generated for a [[Water Module|water calculation]] when using the [[Water Overlay Wizard|configuration wizard]]. * [[Sewer model (Water Overlay)|Sewer Model]]
    3 KB (400 words) - 15:03, 30 January 2024
  • ...e selected area. Find an overview on which data is used to create a new 3D model on the [[Project Sources]] page. ..., railway lines. Deactivating will lead to a less detailed and accurate 3D model.
    6 KB (973 words) - 16:50, 28 February 2023
  • ...f the water overlay, you must first set up a basic water model. This water model includes both your hydrological system, as well as the parameters used to p ...ter Overlays]] best suits your needs. This depends largely on what type of calculation you wish to perform.
    12 KB (1,928 words) - 15:25, 23 February 2023
  • ...function is used, PET<sub>sun</sub> or PET<sub>shade, night</sub>. In the model described by the {{Template:Heat DPRA Report}}, cells can be shaded by buil ## If the sun ray altitude in the traversed cell is higher, the calculation is performed again for the next traversed cell.
    3 KB (502 words) - 15:09, 23 January 2024
  • ...ate the 3D [[Buildings]]. This project can serve to further explore the 3D model and its contents. ...e will explore the contents of the 3D model, the used data to generate the model and add a map to analyze the different type of buildings.
    7 KB (1,117 words) - 09:17, 28 September 2023
  • * New procedural model system (larger project areas, better performance) * [MODELS] Model instancing and improved visualization algorithms. Allows larger maps!
    2 KB (317 words) - 07:23, 13 October 2022
  • ...such as the generation of the default [[elevation model]], as well as for calculation models ranging from the Average Overlay to the Water Overlay. * [[Elevation model]]
    3 KB (475 words) - 16:44, 27 February 2024
  • ...ng calculations with sun angles and shades, please see [[Shade calculation model (Heat Overlay)]]
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  • ...ginate from the current state of the project or from a result of a spatial calculation. ...h multiple results, additional [[Result Child Overlay]]s can be added. The calculation main and child results will always be governed by the main overlay, also ca
    12 KB (1,575 words) - 15:33, 29 February 2024
  • ...osen because this area is used for the Dutch benchmark for the Heat Stress model described in the {{Heat DPRA Report}}. This demo project is based on that b Foliage height is an important factor in the Heat DPRA calculation model.
    6 KB (1,045 words) - 12:58, 16 January 2024
  • ...annot be edited directly, but is calculated based on its coordinates. This calculation only takes flat distance into account. Terrain height is not taken into acc ...e net type]]. Depending on the [[Net_Setting#Calculation_Model|calculation model]] for networks, this attribute is used in resource flow calculations.
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  • ...ftware|client}}'s 3D Visualization with a textured height map, 3D building model and furniture, traffic and a skybox]] * [[Traffic Model|Traffic vehicles]], either driving or stationary.
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  • The model starts by determining per grid cell what the height of obstacles are on tha ...f body height. In this model, the surface includes [[building]]s (thus the calculation would take place on top of any buildings present), but does not include fol
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  • ===Calculation model=== ...Popup. Stakeholders will not notice anything of the underlying calculation model, except for its results (e.g., changing traffic intensities).
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  • ...these tallies is known as the water balance, and can be accessed after the calculation has completed. It will display water categorized into input (where it was i ...hould amount to less than a tenth of a millimeter of water per cell in the calculation.
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  • ==Calculation== Historically, the calculation of watersheds for rainfall was done based on the gradient of the terrain. I
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  • ...nd the [[Travel Distance Overlay]], it is possible to create a calculation model for valid evacuation routes in the event of a water calamity.
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  • ...d (Overlay)|watershed overlay]]'s model calculations depend on a number of calculation-wide parameters. These parameters are available as attributes of the waters
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  • ...Foliage_height_calculation_model_(Heat_Overlay)|Foliage Height Calculation model]]. The Heat model will apply a calculation step in which the foliage height will be set based on nearby trees and thei
    8 KB (1,447 words) - 12:37, 17 January 2022
  • ...ialization phase of the hydrological model, and does not change during the calculation even when water levels change. : [[Surface model (Water Overlay)|Surface model]]
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  • ...meter wind speed to obtain the wind speed at street level. The calculation model is based on the McDonald (2000) method for wind in cities. It uses the vert The calculation implemented in the {{software}} differs from the implementation described b
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  • ...indicators in this pilot are co-created with the RIVM, according to their (calculation) methods. They however are not validated as being indicators which calcula ...om the Public [[GeoShare]]. Read on to find out more about the indicator's calculation method and how to set it up in your project.
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  • In <!--some calculation models, such as the [[Water Overlay]] and the [[Heat Overlay]]-->the [[Wate [[Rain model (Water Overlay)|Rainfall]] and [[Evaporation model (Water Overlay)|evaporation]] use an interpretation by which the times indi
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  • The water model is based on this [[Water_Module_Theory|theory]]. __NOTOC__ ===2 For the best results the elevation model (DEM) needs to be of the same resolution===
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  • ...e at the start of the calculation, defined by [[A (Subsidence Overlay)|the model attribute A]].
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  • :<math>E_{c,start}</math> Emission start value. Configurable with model attribute [[Emission start (Traffic Noise Overlay)]]. See also: InfoMil [ht :<math>E_{c,mult}</math> Emission factor. Configurable with model attribute [[Emission mult (Traffic Noise Overlay)]]. See also: InfoMil [htt
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  • ...ough [[culvert (Water Overlay)|culvert]]s is based on an open channel flow calculation. : [[Surface model (Water Overlay)|Surface model]]
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  • * An [[Overlay]] calculation model which uses an attribute featuring an array of values may impose a maximum o
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  • : '''Ground water''': [[Ground model (Water Overlay)|Ground water]], supplied as the distance between the ground ...nents can be [[Geo Data Wizard|imported]] or connected to the hydrological model.
    8 KB (1,130 words) - 11:39, 26 April 2024
  • ...a 2-dimensional grid for calculation, data storage and visualization. The calculation divides the entire [[project]] into a grid of equally sized square cells, w For each cell, a calculation is performed, the specifics of which depend on the overlay being calculated
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  • For submerged flow, the following calculation is used: ...> = The potential rate of water flow across the weir, based on a free flow calculation.
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  • === Step 1: Select model === ...ep 1 you can choose either the new (more accurate) [[Heat_DPRA_Module|DPRA Model]] or the [[UNESCO Heat Module|UNESCO Heat stress module]] that was used in
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  • :* How to build a 3D dynamic model? :* What is the functionality of the calculation models in the {{software}}, how to adjust them and how to add my own models
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  • ...e an example of this, the units per hour on a crossroad can be used in the calculation process but are not included in the visualization.
    2 KB (318 words) - 15:17, 27 February 2023
  • ...s be larger than the previous time key. <!--Otherwise the rain calculation model will stop applying rain from the moment it reaches that time key.--> * [[Surface model (Water Overlay)]]
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  • ...ildings, trees and other objects. See for more information the [[elevation model]] page. ...mbined with the Terrain data above. For more information, see [[elevation model]].
    8 KB (1,115 words) - 09:15, 3 October 2023
  • === Step 1: Select model === ...ep 1 you can choose either the new (more accurate) [[Heat_DPRA_Module|DPRA Model]] or the [[UNESCO Heat Module|UNESCO Heat stress module]] that was used in
    13 KB (2,204 words) - 13:45, 30 March 2023
  • |Hover over [[Overlay]]s, and under ''Grid Calculation'', select ''Avg & Interpolation''. * The layer sequence of first occurrence is defined in [[Rasterization model]].
    2 KB (372 words) - 13:58, 30 January 2024
  • |Hover over [[Overlay]]s, and under ''Grid Calculation'', select ''Avg & Interpolation''. * The layer sequence of first occurrence is defined in [[Rasterization model]].
    2 KB (373 words) - 13:33, 30 January 2024
  • ...rid cells by extended the object. This process is done "on the fly" during calculation (it depends on a variable grid cell size), therefor it does not adjust the * Walls: The simulation model corrects for very steep angles in the DEM, steep angles can lead to mathema
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  • The calculation model behind the Heat stress overlay is from UNESCO-IHE. More information, includ
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  • This evaporation is calculated per cell. For all ground evaporation calculation, the ground water depth at time t is used. ...pth_m_(Water_Overlay)|root depths]] and the feddes trapezium interpolation model and the ground water depth.
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  • ** The traffic visualization multiplier has no effect on calculation models such as the [[Traffic Overlay]]s. * [[Traffic model]]
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  • ...y for their computed groundwater levels, it's possible to set up a dynamic model in which actions can directly influence the viability of crops, and thus th
    3 KB (442 words) - 13:35, 30 January 2024
  • ...ay]] is a [[Grid Overlay]] which allows for the creation of custom spatial calculation models. It is comparable to raster calculators which can be found in other ==Creating a simple masking calculation==
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  • ==Calculation warnings== ...[[Editor]], a number of warnings may appear in the [[right panel]] when a calculation is performed.
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  • * The complete calculation model can also have its constituent steps in a different order, which will match
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  • ...for seepage in a [[Water Overlay]]. Both are based on the same calculation model, just with different seepage parameters configured. For either Overlay, it' ...ndwater (Spatial)" Overlay calculates and shows the result for the seepage calculation, with a static amount of pressure and resistance affecting the groundwater
    9 KB (1,475 words) - 16:19, 26 January 2024
  • * Spatial features, such as an [[elevation model]], [[Terrain Type]]s, and [[Building]]s. * Calculation models such as [[Indicator]]s, as well as [[Overlay]]s, calculated or other
    3 KB (522 words) - 13:07, 30 January 2023
  • ...r (Water_Overlay)|Groundwater mode]] to understand what this means for the calculation. For more information on the sewer model, read the [[Sewer_model_(Water_Overlay)|Wiki]] page.
    21 KB (3,316 words) - 15:07, 26 January 2024
  • ...Foliage_height_calculation_model_(Heat_Overlay)|foliage height calculation model]] will determine the foliage height using the height of the vegetation (as
    4 KB (627 words) - 12:40, 17 January 2022
  • ...ns numerous constructions, height differentials, and terrain types. If any calculation takes place, especially spatial calculations, all that data can serve as in ...tigate is how the average overlay calculation functions in cases where the calculation takes place near the edge of the project area.
    35 KB (5,923 words) - 14:14, 30 January 2023
  • * Also an option to import an elevation model. * Option to lower the accuracy for very large grid overlays, thus improving calculation speed.
    17 KB (2,705 words) - 07:13, 14 June 2019
  • ...may be used. Depending on the [[Net_Setting#Calculation_Model|calculation model]] for networks, this attribute is used in resource flow calculations.
    4 KB (792 words) - 15:40, 28 February 2023
  • ...ulic structures such as weirs and culverts are added to create an accurate calculation. In this example project, actions and measures can be taken to reduce water ...San Francisco. With the use of an I3S Scene Layer of San Francisco the 3D model is created and further enriched with OpenStreetMap data and open data of Sa
    6 KB (1,013 words) - 10:48, 30 January 2024
  • *Model grid resolution: 10m (or 700 nodes in the area modeled) * Time of end: the model is to be run until time t = 20 hours
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  • * [[Foliage height calculation model (Heat Overlay)]] * [[Shade calculation model (Heat Overlay)]]
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  • ...tegory, add the [[Elevation_model#DTM_.28Terrain_height.29|Digital Terrain Model]]. Now a heightmap will be added to your project. ...e new heights will be applied to the project. Click on the Digital Terrain Model icon in the Overlay bar and notice the updated heightmap.
    9 KB (1,455 words) - 15:10, 30 January 2023
  • ...s indicators. These indicators represent the goals and contain targets and calculation models to calculate the effects of the scenarios in the project and to chec ...glimpse of an Excel indicator to inform you about the principles of these calculation models.
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  • ...on_knmi_daily_dates.png|Provide the dates relevant to your Water Overlay's calculation * [[Evaporation model (Water Overlay)]]
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  • * Model grid resolution (m): 5 (or ~80,000 nodes in the area modeled) * Raster grids (or TIN) at the model resolution consisting of:
    12 KB (1,822 words) - 15:14, 5 March 2024
  • ...ore the data present in the project, to effect changes in the data, to add calculation models, and perform all other operations desired. * Calculation models are added to analyse the data, resulting in information on a variety
    45 KB (6,912 words) - 09:25, 17 April 2024
  • ...se note that the referenced document contains results made in 2017, with a model that was not yet using the 2D Saint Venant equations. This test case will validate whether a shallow water calculation tool can calculate sheet flow accurately. An analytic solution of this case
    11 KB (1,870 words) - 15:34, 5 March 2024
  • [[File:Rivierenwijk.png|200px|frame|center|Tygron Model of the Rivierenwijk, Utrecht]] #*[[Model_attributes_(Heat_Overlay)| Model attributes (heat overlay)]]
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  • ...tion Value|properties]] of [[Building]]s. A Function also references which model sets and colors are used in the 2D and 3D visualization. A Function is effe ...Function. In principle, when such a value of a Building is required for a calculation, the value set in the Function is used.
    7 KB (1,059 words) - 14:08, 29 February 2024
  • ...urrent Situation tab]], in where you can edit the current situation of the model. ...attributes, originating from, among other things, open data from which the calculation models ([[Overlay]]s and [[Indicator]]s) calculate results.
    12 KB (1,980 words) - 11:42, 9 January 2024
  • ...y the parameters present in that particular location are used to perform a calculation. ...waterwijzer' />. Because the {{software}} connects to the same calculation model, the same input should also lead to the same output.
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  • To experiment with queries for grid calculation results, a [[Grid Overlay]] should be present in the [[Project]]. To experi Queries can be used to consult grid data as well. [[Grid Overlay|Spatial calculation]]s can produce produce results which allow for a general estimation of outc
    24 KB (3,705 words) - 09:17, 20 March 2024
  • ...e section {{inlink|Variations}} for other examples and inspirations how to model your distance calculations for your own use cases. The second use case is a ...within 20 meters of the water edge. It is currently possible to model this calculation. It requires the following:
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  • *Model grid resolution: 1m * Calculation mode: Accuracy
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  • * The completion of a calculation running on the server ...are an important example of this. Excel files can used as the calculation model for indicators, but also for panels or zoning plots. Additionally, an excel
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  • ...one carefully, because any mistake here will result in an error during the calculation of the Excel Indicator. Once a cell has been labelled with a name, the Micr *[[How to create an Excel background calculation model]]
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  • Networks are a separate data layer in a [[project]], intended to model actual resource transport networks, such as for gas, heat, and internet. Th These assignments guide you to further explore the basic calculation functionality already exposed with a basic network.
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