Questions tagged [building]
The building tag has no usage guidance.
21
questions
0
votes
0
answers
26
views
How to fix the error in GML: non-planar polygon distance
I have validated the GML data in the CityDoctor. It found the error "GE_P_NON_PLANAR_POLYGON_DISTANCE_PLANE" in nearly all of the buildings. Is there a short way to fix such an error?
- 13
0
votes
0
answers
18
views
A single building is represented as several smaller buildings in GML file
A single building is divided into several different parts and expressed with different building identities in the GML file that I need to study. Is there any way to fix such an error?
- 13
0
votes
0
answers
26
views
Trying to delete buildings selectively from a CityGML
I'm currently working on refining my cityGML file by selectively removing certain buildings. My objective is to include specific neighboring buildings within designated building blocks while deleting ...
- 13
1
vote
0
answers
31
views
Adding GeoPackage data (covering whole country) to specific area of the country in QGIS
I have a big GeoPackage of building data for a whole country. I want to add only building data for a certain part of the country. I have tried adding the whole data package and then "select by ...
- 67
0
votes
1
answer
39
views
Exclude areas with building from a map
In ArcMap, I'm trying to create a site suitability map for a solar farm but I have issues with the building footprint file. I'd like to exclude areas with buildings but I have no idea how to go about ...
- 5
0
votes
0
answers
103
views
Python code LiDAR to 3D building footprint
I'm trying to extrapolate a 3D building footprint from a LAS file in ArcGIS Pro . As I understand it the process is filtering the LAS points, classifying the ground and non-ground points, creating a ...
- 11
1
vote
1
answer
57
views
Calculating Area of each Classes by Region in GEE?
How could I calculate the area for each class of GHSL built-up layer for each district? I have tried the following code, but it doesn't work, and I don't know why.
Here is my code:
var countries = ee....
- 109
0
votes
0
answers
62
views
Improving building footprint polygons converted from LAS Point Statistics as Raster
I am following the ArcGIS PRO workflow to extract building footprints using Lidar Pointcloud data.
I am working with a Lidar dataset that has a spacing of 0.344 points/meter. I am using LAS Points ...
- 31
2
votes
1
answer
256
views
Importing Bahrain building footprints from Bing Maps into QGIS
How can I import vector Building Footprints into QGIS from the Open Sourced updated Bing Footprints found here: https://minedbuildings.blob.core.windows.net/global-buildings/dataset-links.csv - maybe ...
- 97
1
vote
1
answer
273
views
Visualizing German ALKIS LoD2/cityGML data in 3D map view QGIS 3.22
I have a dataset containing all relevant information to build a 3D building (https://ldbv.bayern.de/produkte/3dprodukte/3d.html) with one layer containing roof information (incl. orientation and slope)...
- 61
3
votes
0
answers
179
views
Calculating specific building setbacks (front, side, rear) in QGIS
I am trying to analyze building setbacks for a large area (multiple suburbs).
Setbacks needed:
Front setback (minimum distance to street)
Side setback (minimum distance to either side of the side ...
- 31
0
votes
0
answers
16
views
Aggregating values at building level data and getting values for block group level and by building type
I have data for the building level. I have classified these buildings into 5 different types. I need to aggregate the values of each building type and get data at the block group level.
How can I do ...
- 1
0
votes
0
answers
14
views
API for input building_name and output all its building:part in OSM [duplicate]
Is there an API available in which we can send a building name and it would return all buildings:part if they exist in OpenStreetMap?
0
votes
0
answers
141
views
Identify particular building:part belongs to which building in OSM
Since there is different osm_ids for building:part and its respective building. Lets say https://www.openstreetmap.org/way/182827369 is the main building and https://www.openstreetmap.org/way/...
1
vote
1
answer
91
views
Using PyQGIS to generate a triangulated VTK/STL mesh from OpenStreetMaps data
I am interested in using OpenStreetMaps building data in PyQGIS to generate triangulated VTK or STL files. I am able to get the features I want as QgsGeometry objects. The problem is that these ...
- 21
0
votes
2
answers
512
views
Seeking Italy building shapefile [closed]
I'm looking for a buildings layer shapefile for Italy but the one I can find for free here looks incomplete in comparison to when I do a sense check against Google Earth: https://mapcruzin.com/free-...
- 11
2
votes
2
answers
126
views
Download area designated by a bounding box of Microsoft's USBuildingFootprints dataset
I would like to plot some houses in a relatively small area of MD, the bounding box is: xmin: -76.12, ymin: 38.05, xmax: -75.68, ymax: 38.42
Microsoft's USBuildingFootprints dataset can be downloaded ...
- 97
3
votes
2
answers
426
views
Merging selected features based on multiple conditions using QGIS
In QGIS I'm working with a shapefile including polygons which represent the footprint of a building or parts of it (if parts have different heights).
I would like to merge these parts but I have to ...
1
vote
0
answers
173
views
How to set wall texture in osmbuilding-leaflet?
I'm working with osmbuilding-leaflet to render 3D features on map but there is a problem. After rendering features wall of buildings doesn't have texture. But in the basic osmbuilding library wall ...
- 101
2
votes
1
answer
410
views
Comparing overlapping features using Field Calculator in QGIS
I have a building dataset and I am trying to perform a spatial analysis, to determine which building should be developed as a 3D model, for a mapping project.
Because in some areas the building ...
1
vote
1
answer
258
views
Getting all buildings in radius based on GPS coordinates
What I have done so far is creating a PostGIS database with the OSM world data which was successful and viewable via QGIS.
I imported the data via osm2pgsql -U USER -W -d gis -H 127.0.0.1 --number-...
- 13