Questions tagged [land-use]

Land use is the human use of land including built environments such as fields, types of houses and settlements. It is different from [land-cover].

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Land cover img. file - Conversion to TIFF file

I have a land cover data with 4 classes in .img format. Since I cannot upload it to Google Earth Engine assets because of its format, I needed to convert it to TIFF. format. I tried 'export data' in ...
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Removing changed pixels in land use time series (MCD12Q1) using ArcGIS Pro

I have 20 rasters of my study area land use which is from MCD12Q1. I want to remove the changed pixels in 20 years. I tried to use ArcGIS Pro, but I could distinguish only two rasters with raster ...
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Using ArcMap to calculate percent for each pixel

I am using ArcMap. I have a land use file in TIFF format with 10 meter resolution. I would like to know in 30*30 square meter of my file how can I calculate which percent of each pixel of my file is ...
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Can I use Copernicus Land Services data on Open Data Cube?

I need to use Copernicus Land services data (that I can take from the official website of Copernicus land: https://land.copernicus.eu/) on Open Data Cube. How can I do it? How can I index this data?
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Using CASE statements to sort multiple values in QGIS Field Calculator

I am working with land use data in QGIS and have multiple values in a field (let's call the field "zoning") that I would like to categorize into a broader parent field called "land_use&...
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Adding additional Class to Landuse Map in ArcGIS Pro

I'm using ArcGIS Pro. I have a landuse raster with 8 unique classes. I have another raster with 1 unique class which I would like to go over my main raster (replacing everything on top of it) to ...
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Appropriate CRS for land-use change within EU?

I'm currently studying coordinate reference systems and using ArcGIS Pro 2.8 to find appropriate CRSs for different circumstances. To conduct an analysis of land-use change in the EU, would the best ...
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Importing landuse (raster) to polygon using ArcGIS Pro

I have a raster file (Landuse classes) and a polygon file (administrative units). How can I import the raster landuse classes to the administrative limits so I can find what landuse classes are in ...
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Resolving land use/land cover misclassification

I'm relatively new to RS, I've been using Landsat Collection 2 Tier 2 data for my land use maps in ArcGIS Desktop. The problem is that my AOT has scarce rural built up area, due to which other barren ...
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Calculating land use change using two raster layers

Using QGIS, I am trying to calculate the land use change of 35 classes/values between two raster layers (1990 and 2013) for the same area. 1990 2013 The output I am trying to achieve is a table that ...
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Using ArcGIS Pro to measure change in land use over time (dynamically evolving maps)

How can I use ArcGIS Pro to record change in land use over time? I am working with this landuse dataset for London. I would like to know what use any given polygon was being put to each year between ...
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Working with just one band to get a new map

I need to create a new image using a dataset that have just one band ranging from 0 to 30. The new image that I need must have just 2 pixels value (0, 1) with 0 being deforested between 2010 - 2020 ...
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Using R to sum raster pixels of specific values

I have a land use raster (lu_raster) and several thousand shapefiles (counties). Within each county, I'd like to calculate the proportion of agricultural land use. So, I think I need to find a way to ...
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2 votes
1 answer
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I have a satellite image. I want to sample all the trees and vectorize them at once

I have a satellite imagery. I want to vectorize all the trees at once by color sampling. How to do it? I used Photoshop to sample the all the various color ranges of trees [Green] to distinguish ...
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Doing spatial join in QGIS between land parcels and zoning map, how can land use with biggest overlap give its attribute to parcel?

The parcel might have some small overlaps (or intersections?) from other land uses if the alignment of vertices is not perfect, I want to make sure the land use covering the largest part of the parcel ...
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Why using buffers in land use / land cover classification task?

I am following the tutorial How To: Land-Use-Land-Cover Prediction for Slovenia and I would like to understand why they used a positive buffer (expanding boundary limits) in the first part of the ...
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Sentinel-2 images

I am going to use Sentinel-2 images for crop type classification, and I am new to remote sensing. I want to know if there is an added value when using both L2A and L1C images. From what I understand, ...
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Identifying the position of a building footprint on a land parcel [closed]

I am looking to try classify where a building footprint falls on a land parcel. I have identified the amount of free space that is available on a land parcel and am looking to try quantify this ...
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1 vote
2 answers
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Calculate land cover for grid cells in QGIS

I have a raster containing information on the land cover type in a region. I also have an ESRI shapefile consisting of a grid composed of 2500 cells. I would like to calculate the percentage cover of ...
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1 vote
1 answer
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Slow processing in ArcMap

I am working with the vector files: Landuse classification shapefile for a certain area with 4 landuse categories - builtup, vegetation, water and open spaces. (area bounds = 95sqkm). I classified a ...
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2 votes
1 answer
507 views

Getting Land Use data from National Land Cover dataset

I'm downloading data from the National Land Cover database using the get_nlcd tool from the FedData package. Here is an example for documentation for this package library(FedData) vepPolygon <- ...
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Convert output of Image Segmentation/Classification (From land-use classification) into different shapefiles

I am performing the Landuse Classification on satellite imagery. I have classified my image into different categories. I have the shapefile of the original image, now I want to create the separate ...
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How to convert Google Earth KML to Raster with classes for Fragstats

I have digitized the Google Earth imagery for a 117 sq. km. area and have classified the land-use into forest and non-forest sites. I need to use this map for fragstats and calculation of landscape ...
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2 votes
1 answer
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Working/Functioning of "sampleRegions" function in Google Earth Engine

I am doing land use classification in Google Earth Engine. I am using three different classes(forest, building, water) for classification. For each class, there is a shapefile containing polygon ...
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2 votes
1 answer
529 views

Summarize Land use changes over time with Google Earth Engine

I'm trying to detect how many times land type has changed between 2001 and 2018 (inclusively). For example, suppose a pixel that was: Forest from 2001 to 2003 Bare ground from 2003 to 2010 ...
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1 vote
1 answer
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2 raster files, find suitable area [closed]

I have done this with vector before, but now I have 2 raster layers: 1 raster layer that refers to land use: urban, forest, water, agriculture 1 raster layer that was classified in 3 classes for ...
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Replacing values of raster in R to produce landuse-like raster map?

I have a raster Z with elevation values (0, 0.12, 2.12), which I created myself in R. I want to produce a land-use raster from these elevation values, i.e. if Z<0.12, I assign land-use class 1 to ...
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Seeking polygons that map out land zone type (ie Residential, Industrial, Commercial) in UK?

I'm looking at displaying the commercial and industrial areas of the UK on QGIS so that I can do some work on them. I'm not looking to add my own data to it, merely find a shapefile or geopackage or ...
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JS libraries that work with land use maps? [closed]

I'm incredibly new to GIS, but not to web development. I have two land cover maps for two islands, which I'm spatializing data on top of for a web app. This data is agnostic of any real location data ...
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Landcover Legend

When I download landcover, the legend for pseudocolouring is always a number rather than the actual legend which was shown where I downloaded the data. How would I go about getting the actual land use ...
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How to mask an area in ArcMap and run supervised classification on unmasked area?

I would like to just run supervised classification on my area of interest (all along the coastlines) and would like to know how to do this in ArcMap. I have created a polygon to mask out the area out ...
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Maxent error: Error projecting, two layers have different geographic dimensions

When I run climate data (signed 16 bit) and land use data (unsigned 8 bit) on Maxent, I got an error message: Error projecting: java.io.IOException: Files bio6 and alt in directory D:\WorldClim\...
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Correct translation of Norwegian landcover classes derived from WMS?

I am making a map of the study site located in Norway. I have accessed the awesome and free WMS data regarding landcover (I guess: N250 Arealdekkeflate) https://openwms.statkart.no/skwms1/wms.topo4....
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Merging fields within attribute table ArcMap

I have an image file open in ArcMap of an area of land and its land use categories. I would like to combine some of these categories together in order to simplify the map. For example, there is 4 "...
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Determining amount of forest in overlapping buffers using ArcMap?

I'm using the multiple buffer tool around a series of points for buffer distances 250 m, 500 m and 1000 m around each point. I am then using the tabulate area tool to determine the amount of forest ...
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2 votes
2 answers
82 views

Combining two different layers of the same area to see the differences over time

I have two different layers containing different polygons and I need to combine them to see the differences over time. So the output has to be a layer containing the attribute of interest of layer one,...
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Comparing yearly changes in TaxLot land use in NYC (mapPLUTO) - tax lots change through time

I am trying to build a database for NYC in which, for specific boroughs of the city, I track changes per tax lot unit in terms of land use and other attributes, both qualitative and quantitative. For ...
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2 votes
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220 views

Orthophoto land use classification in QGIS

I am using a CIR orthophoto and tried to make a land use classification with the use of Semi-Automatic Classification Plugin in QGIS. I work in QGIS 3.2 but I get errors that my ROI are too small (...
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7 votes
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Calculating block statistics from land cover raster using R?

I have a raster (5 x 5 m resolution) representing land cover. Each cell contains a integer value (from 1 to 10) representing a total of ten land cover classes (e.g. 1-forest; 2-agricultural areas; 3-...
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Changing land use land cover classes in ArcGIS Desktop?

I have a tiff file containing raster data of land use land cover (LULC) classes. Each pixel has a pixel value in the form of RGB values of the corresponding LULC class, need to change the pixel ...
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Computing area of different pixels classes in a multiple areas raster?

I work on forest data. My raster is a binary file : 0 is forest and 1 is non-deforest. I have multiple ROIs in which I would like to know the area of forest (so pixels of value 0 in the ROIs). I ...
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Sentinel 2 Bands + Deep Learning

I am trying to classify 9 different classes of Land use deploying Resnet Architecture. Sentinel images come with 13 bands and in RS we normally combine different bands for different classes for ...
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Merge adjacent polygons into a land use map

I illustrate my problem: in practice I have a land use in vector format that is also made up of polygons irrelevant from a dimensional point of view but that I would like to delete for a question of ...
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1 vote
2 answers
2k views

How to get R to recognize a discrete raster layer

I am trying to work with discrete data on land use in Australia. I load up the file as follows: library(raster) dat<-raster("C:\\Users\\Douglas\\Desktop\\GIS Project\\LandUse\\Land use of ...
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How to assess significant land cover changes using Chi-square test?

I have a series of land use maps at different times as a result of a classification process on Landsat images. I am mapping 3 different thematic classes : bare soils, vegetation and croplands. I ...
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Extract one class from global LULC in google earth engine

I am trying to extract one LULC class (e.g. cropland) for the entire globe from the MODIS global lulc. How it can be done? Code I am using to display global lulc is: var cover = ee.Image('MODIS/...
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Seeking land use map in London and UK?

I am looking for the land use data of London in vector format, preferably in polygons. I am interested in whether a building / an area is residential, office or retail use, like this one (https://www....
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578 views

QGIS saga supervised classification [closed]

I'm using QGIS 3.0 with the expanded SAGA options. I created a training file in SAGA standalone that I am using, but would prefer the GRASS kappa comparasion options. I have already performed the ...
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2 votes
1 answer
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Is Landsat 30m resolution satellite images accurate enough to map land cover on a 40 km² watershed? [closed]

I am trying to remote sensing land cover features (bare soil, water, vegetation, cultivated areas) on a 40 km² watershed, located in the Sahel (semi-arid west africa). I am heavily interested in their ...
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interpreting Normalized Differentiated Bareness Index and Normalized Differentiated Impervious Surfaces Index? [closed]

I've tried looking for various sources to help me interpret NDBaI and NDISI indices but I've not found anything particularly helpful. Does anyone know how to do it or have any literature that might ...
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