Questions tagged [landscape]

landscape in this context refers to the visible features of an area of land or environment. Do not use for questions related to orientation of paper or screens.

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13 views

Fail to conduct resistanceGA with run_gdistance

I am using a landscape surface resistance distance counting R packages called resistanceGA It can count commuteDistance with the assistance of another package gdistance It uses the following code to ...
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1answer
44 views

Example of QGIS for landscape management and maintenance plans?

I'm writing about landscape management and maintenance plans, and that most of them are in a Word file with perhaps a table of tasks, as opposed to a smart document such as a QGIS file with a linked ...
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291 views

Estimate spatial kernel density from raster and output kernel values in a grid

I would like to use a raster map (find below) to estimate or create a kernel density distribution. The objective is to extrapolate the kernel density function and re-use it in order to distribute a ...
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1answer
465 views

Interpreting results in legend, SAGA GIS or QGIS? [closed]

Can somebody explain to me what units of measurement do I get in the results of analysis, ground morphometry in SAGA GIS software or through a plugin in QGIS? for example: Terrain ruggedness index (...
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2answers
567 views

Calculating landscape metrics using R?

I would like to calculate area-weighted mean shape index (AWMSI) and mean nearest neighbor distance (MMN) and other landscape metrics for a classified map (tif) using R. I've found a github package ...
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0answers
70 views

Rasterizing vector data for landscape permeability analysis

So I vectorized an area with 12 different categories/features. My intention is to use this in the future for calculating landscape permeability. I would like to know which steps I need to take right ...
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1answer
437 views

How to show slope directon and angle [duplicate]

I need to create a map showing slope direction and dip angles in QGIS. How do I get either: the dip angle to show up next to the direction arrow or the dip arrow symbol to change depending on the ...
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0answers
104 views

Making land-use raster reclassification in QGIS? [duplicate]

I have been struggling with the task of creating a least-cost path between two points on a land-use map. So far I have got the raster as follows (category names don't matter right now) So these 7 ...
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1answer
229 views

Extract boundary cells between classes from raster

I want to extract from a RasterLayer all boundary cells between classes (possibly according to the 4-cell rule), excluding from this operation cells that neighbour NA cells The raster::boundaries ...
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0answers
81 views

What could replace the Traversability Index (TRAVERSE) from previous Fragstats versions?

I need to analyse the connectivity of wetlands, I believe that the Traversability Index from Fragstats is the one that best describes my intentions because it considers not only the ecological cost of ...
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0answers
142 views

FragStat metrics analysis of urban land uses

I am trying to do a land use analysis in FRAGSTAT VERSION 4.2 for, 1995, 2005 and 2013. My land uses of interest are low density, medium density, high density residential areas, commercial, ...
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0answers
87 views

Which cell size should I use in the LecoS plugin?

LecoS asks for the cellsize when calculating landscape statistics. However, there is no such information in the metadata of my input raster layer. Pixel size is 0.00126545,-0.00126497, but that can't ...
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0answers
658 views

Get all locations of Panoramio photos in a given extent

To create a visual quality heat map I'm trying to get a list of all Panoramio photos in an about 2000 Km2 wide study area. My idea is to perform a density analysis in GIS on a point shapefile ...
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1answer
270 views

How to create landscape resistance map using path level spatial randomisation in QGIS?

I need to create a landscape resistance map based on path level spatial randomisation, as I have read in some research papers. Are there tools for this? I need to randomly shift and rotate the the ...
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3answers
581 views

create diversity map of qualitative features, ArcMap

I am trying to create a map of forest type diversity with ArcMap. I have a polygon forest layer with the different forest types as attributes (e.g. 0815, 0862, 0813, ..., which stands for 'mixed ...
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1answer
46 views

How to Compress/Stack Landscape features to examine spatial distribution and fragmentation?

I was wondering if anyone could help me figure out how to compress landscape information from multiple rasters (or polygons) into a single output. Basically, I want to explore how landscape ...
3
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0answers
75 views

How to recreate past landscapes on ArcGIS 10.1? [closed]

I am trying to recreate the landscape as it may have been around 4000 BC. I have an idea about what tree species existed in particular regions of Scotland (by reading pollen studies). Now I need to ...
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1answer
550 views

(How) do the modifiable areal unit problem and modifiable temporal unit problem interact?

I am reconstructing historical time series of land use and other related data from a variety of sources with different spatial and temporal resolutions and would be interested in what possible (hidden)...
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2answers
574 views

DEM local adjustments - terraforming

I'm looking for software that can perform local adjustments in DEMs with tools similar to paintbrushes used in graphics editing programs but streamlined to respect geomorphology. To give you an idea ...
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1answer
2k views

Seeking GIS tools for simulating landscape fragmentation?

I am currently looking for any GIS packages (or add-ons) that allow the simulation of landscape fragmentation on raster data. Maybe also other software than GIS tools? Does anyone of you have had ...
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8answers
9k views

How is GIS used in landscape architecture?

I was wandering, if out there somewhere are people that use GIS extensively in the field of landscape architecture (or closely related) and how do they use it? May be some examples of work, maps, ...