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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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Finding land that has certain parameters for reforestation efforts that will be used for carbon credits? [closed]

I recently completed a GIS certificate from UC Davis and am now doing some freelance work for a friend. He is looking to purchase land (anywhere) to plant trees on (reforestation). Ideally we would ...
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1answer
19 views

Two different layers of the same area have to be united to form a single layer

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 ...
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45 views

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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1answer
30 views

Analysing landuse data in a buffer layer

In my project I want to analyse the landuse around some points within a certain radius. So I created a buffer around my points but I have no idea how QGIS could probably tell me what different ...
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53 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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2answers
86 views

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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1answer
43 views

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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1answer
51 views

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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2answers
161 views

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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1answer
46 views

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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2answers
217 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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36 views

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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1answer
289 views

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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2answers
444 views

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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2answers
202 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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1answer
296 views

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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1answer
67 views

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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0answers
155 views

Percentage of area within a buffer in QGIS [closed]

I have a layer containing the land use of a specific area,and a buffer. I would like to calculate the percentage of each category contained in the buffer. For example in the picture i want to know the ...
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166 views

Land use prediction with linear regression in ArcGIS Desktop?

I have two different classified land use maps for 2007 and 2014. And I have 1km*1km grid population data of the area. I integrated the population data into urban class polygons then I started the OLS ...
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1answer
65 views

Avoiding overestimation in impervious mapping using raster/shapefile training data?

I have tried several methods including unsupervised classification, supervised classification, random-forest classification, and spectral indices methods to estimate the amount of impervious surface ...
1
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1answer
108 views

QGIS, Buffer, and Land Use around coordinate points

I have a large data set with many columns of data where each row has data from a different lat/lon coordinate. I would like to add land use at each site to this data set. I was thinking of using ...
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1answer
1k views

Calculate land use percentage within an area?

I'm interested in calculating land use percentage for three layers (forest, agriculture and urban) within the context of a water basin area. I've managed to merge the land use layers with Union tool ...
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1answer
231 views

Random Forest Classification of Landsat8 Image gives invalid/noise output

In my previous question (memoryerror in Supervised Random Forest Classification in Python sklearn) encounter further issue on random forest classification output. The python code runs fine, but the ...
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1answer
39 views

Telling Tabulate Area to use custom textual labels for column names?

I have a land use raster with unique values of 1-8 and the appropriate label names for the land use are defined under the symbology tab. When I process that raster with the Tabulate Area tool in ...
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1answer
64 views

Where on-line can I find a GIS land use .lyr that shows standard colors for each land use code?

I have been looking on-line for a GIS land use layer file that shows all the standard colors that represents each land use code. I have not been successful in finding that. Would you please direct ...
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61 views

Reclass a landuse shapefile based on another shapefile using R

I have a landuse shapefile that I want to modify based on another shapefile. In this example I have three classes in landuse shapefile A. Say I'd know that everything within one of the small ...
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1answer
234 views

Molusce crashes QGIS when starting the changes raster calculation

I am doing a simulation of land cover changes with Molusce 3.0.13 in QGIS 2.18.9. I am using 2 Corine landmap uses (2006 and 2012, with minor changes on the area, 12 same categories in both), road ...
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0answers
41 views

Merging Landuse Raster Files.

I want to merge many landuse raster data. Each raster file has its own different kinds of landuse type. When I try to merge all of them (I have like 30+ raster files) the "Mosaic to New Raster" tool ...
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0answers
163 views

How to use logistic regression for getting drivers of Land use change?

I am trying to analyse the driving forces for several land uses land cover changes. IF I have raster maps for driving forces like distance to rivers, distance to roads, population density, etc. What ...
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0answers
93 views

What's the difference between classification/clustering and zoning?

A week ago I had an exam and there was a question: What are the main steps of zoning in a GIS? I didn't understand the question and asked the instructor what does she mean by zoning (in ...
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0answers
37 views

Seasonal changes in habitat use from radio tracking data - how to analyse?

I've been given some data to analyse on deer movements. I have data for the movements of 10 deer over a year period. There are 35 GPS locations per dear for each season (4 seasons). I would like to ...
3
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2answers
201 views

How do I classify a highly heterogeneous built-up area?

I am using Landsat 8 imagery for supervised classification. I have used maximum likelihood classifier to classify separate classes such as forest, grassland, agriculture, plantation, water body and ...
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1answer
73 views

Seeking - Gurugram, (Haryana India) tehsil land use\Land cover statistics

I need landuse and land cover statistics for GURUGRAM district's four tehsils named- Gurugram, Manesar, Sohna, Farrukhnagar. LULC layers may be like Agricultural land, Builtup area, Open area, ...
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1answer
186 views

How to use qgis to get fraction of different vegetation types in a grid?

I have a vector file having different land use type. I have to create grid in that and the grid should be similar to a raster file. Finally I have to calculate fraction of each land cover type with a ...
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0answers
386 views

Cellular Automata Markov for forecast LULC in R software

I would like to forecast land use changes by implementing the Cellular Automata (CA) Markov Chain models in R software. I have the classified LULC maps from 3 times periods (1992,2003,2014), and also ...
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0answers
23 views

Clipping out polygon into buffer layer so that buffer layer shows dominant feature from polygon layer? [duplicate]

What I am trying to do is clip out a land use layer for the city of Boulder, CO within the confines of a 500ft buffer that I have created for a bunch of road segments. Beyond that I'm trying to get ...
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1answer
213 views

How to collect training data for land cover classification?

I want to begin mapping various land cover such as coconut and pine. My issue is I do not have much experience in terms of collecting landuse information or analyzing satellite imagery and analysis. ...
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1answer
87 views

Seeking land use/ land cover map, population density map for states of Gujarat and Maharashtra (in India)?

I need to find land use /land cover and population density layers for the states of Gujarat and Maharashtra in India.
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1answer
142 views

Crop data for Europe / Germany

I am currently working on the effect of land use on streams in very small catchments (<30km²) in Germany. We have accurate data (ATKIS) on general land use patterns (forests, agriculture, urban ...
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2answers
1k views

Simplifying land cover classification in QGIS?

I have recently completed a land use classification using over 100 ROIs for 5 different land cover classes and it has developed what looks like a highly specific spectral signature for each class. ...
5
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1answer
390 views

Land Use classification and canopy cover using LT8 imagery and ground truth points in QGIS

I am trying to run a land use classification with QGIS on LANDSAT8 imagery to classify the various land uses within an area of northern Vietnam. I want to distinguish between primary forest, ...
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0answers
60 views

Looking for a web service to return landcover/landuse data based on Long/Lat

I am looking for an web based API to get location data based on Latitude and Longitude that will return landcover/landuse feature data for a mobile app. It will preferably return the data in a json ...
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0answers
28 views

How to Determine Land Use Change Rate Using Overlay Tool in Arcgis [duplicate]

I am interested in assessing land use change rate within two time periods of 2000 and 2010. I have classified land use raster data for the two periods. I will like to know which area remain unchanged, ...
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1answer
110 views

Seeking Great Britain landuse data for free (for academic reasons)? [closed]

For the academic project I am working on, I would need to have the Great Britain landuse data.So far I looked for them in several websites but I did not find anything that was for free and with a good ...
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0answers
98 views

Probabilities matrices and cellular automata in IDRISI

I apologize for asking about such elementary things, but I am utterly new to IDRISI yet am now having to learn how to perform certain tasks with it on very short notice. Am I right that, when Markov ...
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0answers
89 views

how to separate land-use type from rows to columns from one shapefile

i am new to using ArcGIS. i have one shapefile of land-use data (100 rows) that has different land-use areas for each neighborhood (which are 10 neighborhoods), what i want is to have one row for ...
3
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1answer
166 views

Land use change detection with large amount of vector files

Im doing a project where I'm creating a map that shows how land use changed from 1990-2000 for the city of Minneapolis. I have three files, one of the cities boundaries, one with the land use of the ...
3
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1answer
2k views

Markov chains, cellular automata, and raster algebra

I need to build a probabilistic cellular automaton for simulating land-use changes and am wondering how to implement this in a GIS. I understand that Markov chains are a way of doing this, and IDRISI ...
3
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2answers
669 views

API for land use/land cover

I'm making a mobile game that uses GPS to interact with the real world. The game should be able to "see" what terrain/land use/land cover the user is currently in. Ideally, the game would send the ...
2
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0answers
86 views

How to intersect layers that do not completely overlap in QGIS?

I have two layers in QGIS that I want to intersect in a specific way. On one side I have a layer of the different biotope types in the city of Berlin. On the other side I have a layer of the ...