Questions tagged [simulation]

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Testing tools to simulate user map browsing / stress test tile server?

are there any online/offline tools that would simulate user map browsing behavior, possibly concentrating on certain areas or random? I am trying to stress test a tile server.
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56 views

Run Schelling's model of segregation on a geographical map instead of the matplotlib plot or grid

If you don't know what is Schelling's model of segregation, you can read it here. I have written the following code to run the Schelling's model of segregation simulation. import matplotlib.pyplot ...
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120 views

Choosing diffusion coefficient and other parameters for r.sim.water in GRASS7?

I'm trying to run r.sim.water in GRASS7 to simulate overland flow during a heavy rain event. My DEM has a resolution of 1m. I prepared it by adding values for buildings and included ditches and ...
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297 views

How to create the fuel models & live fuel moisture rasters for Wildfire simulation?

Has anybody done wildfire modelling in GRASS? Where could I obtain / how do I create the fuel models and live fuel moisture rasters to determine rate of spread (r.ros)?
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24 views

Satellite moving target tracking simulation

I am trying to create a Simulation of an earth-pointing satellite. The satellite should track a moving target on the ground via an on-board camera. How can I calculate the goal attitude of the ...
1
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0answers
654 views

Problem in running r.sim.water

I am trying to run the r.sim.water in GRASS. I have calculated the partial derivatives dx and dy rater map using r.slope.aspect. I am using this elevation map [1] to get the time-series depth map. But ...
1
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0answers
445 views

Simulate water runoff to get water height over each pixel of DEM

Here is my problem that I am trying to deal with. I have given a height map of around 512X512 resolution(It is Geo-referenced and I have the meta-data for this). And I have given that this area ...
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0answers
21 views

Alignment of raster files(.tif)

I have 5 different .tif files and all of them have the same bounding box(same starting and ending coordinates), but the number of rows/columns are different in each one of them. I want to make the ...
0
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1answer
50 views

Convert shapefile data to NMEA - simulate NMEA positions from shape data

To generate waypoints to be read by the agricultural GNSS-RTK-steering system CEREA, I am looking for a way to simulate NMEA strings of a GNSS receiver by clicking the edges of the boundaries of ...
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0answers
27 views

How to define GPS waypoints for GNSS-INS-SIM

I want to use GNSS-INS-SIM to generate simulated IMU data for small flying drones. From the src: ...motion_def should be a csv file to define the waypoints.... From what I can work out you can ...
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0answers
67 views

Creating post landslide simulation using ArcScene?

How do I create a simulation for post landslide with ArcScene? It should able to show xyz plus velocity and thickness of debris at different time.
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187 views

population density “hotspots” within ZCTA

With the available census tables (county, tract, block, zcta) and shapefiles, is it possible to identify "hotspots" of population concentration within a ZCTA? The ZCTA gazeteer file provides the ...