Questions tagged [building-heights]
The building-heights tag has no usage guidance.
9
questions with no upvoted or accepted answers
3
votes
0
answers
493
views
3D buildings from OSM data for historical interaction
What I am trying to do:
Have a 3D interactive map, embedded on a website, that allows viewers to click on buildings which opens up a 'more info' HTML overlay with links/text/images about that specific ...
- 141
3
votes
0
answers
777
views
How to extract height of building and roof structure from nDSM data
I am working with QGIS; SAGA; OrfeoToolbox and I try to create LOD1 and LOD2 building models.
I need help to recreate LOD1 (or LOD2) building models from DSM / LIDAR data.
I have a footprints of ...
- 81
1
vote
0
answers
227
views
Frontal Area of buildings using QGIS
I have to calculate the frontal area index of buildings in a city (λf) which is the total area of buildings projected into the plane normal to the wind direction (Aproj) divided by the ground plan ...
- 21
1
vote
0
answers
66
views
Associate height information from DTM/ DSM to polyline
I have both DTM and DSM files of a city and would like to propagate this information to the building outlines. What I am hoping to do is to get the average height of the building outline and get this ...
- 361
0
votes
0
answers
7
views
available data (DSM FIRST, DSM LAST, DTM, BUILDING FOOTPRINT) how to obtain buildings heights?
Lidar data: DSM (First/last) AND DTM are in.ASCII format
Footprint available extracted from OpenStreetMap.
- 11
0
votes
0
answers
46
views
"Heightmap" of the PolygonZ features in QGIS
Let's say I have 3D model of city made from multiPolygonZ features and I need to create black and white image, where each pixel brightness represents height of the building at that coordinate. I need ...
0
votes
0
answers
141
views
Osmium how to extract building heights
The documentation mentions, there should be building height present in the building data. However when I extract building data from global north american osm.pbf dataset, there is no such information. ...
- 183
0
votes
0
answers
393
views
Mapbox 3D building layer does not have 'height' property and all buildings are flat
mapbox-gl-js version: 2.4.1
source
I am trying to get 3D buildings in Mapbox, but they are just flat, I added code to get the feature when I click on them and they have no height property, which is ...
0
votes
0
answers
43
views
What is the UOM of Microsoft Footprint 2017 height data
It says on the website that height's unit of measurement of MSFP 2017 is in meters. However, as I looked into some real building examples on Google Map street view, they height looks very inaccurate (...
- 1