Questions tagged [measurements]
Measurement is finding a number that shows the size or amount of something.
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Survey identified monuments but encroachment occurred in the middle [closed]
I had a survey completed for a property line dispute. He verified the monuments were found and for the most part align. The neighbors agreed to replace the fence and we agreed. However I see were they ...
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Georeferencing HiRISE images (Martian North) in QGIS 3.36 for geometric calculations
I want to run various geometric measurements on Martian structures in QGIS. Therefore I downloaded a JP2 Black and white map-projected HiRISE image (https://www.uahirise.org/PSP_007372_2475). As I am ...
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Incorrect distances when measuring on QGIS, leading to buffers and density maps being much larger
I have created a boat traffic map on QGIS 3.36.2. Here, I have a vector layer containing different points connected to show the boat routes in the Andaman and Nicobar Islands in India. To ensure that ...
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Measure area of a polygon on OpenStreetMap
How can we measure the area of a polygon on a OpenStreetMap map?
It can be either:
the area of a hand-drawn polygon,
the surface area (at ground level) of an existing building
It seems the standard ...
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ArcMap 10.7 default measure
What is default measure in ArcMap 10.7?
I use trace tool and I want create a 350 m long line. I am setting a length limit (Trace options), but I don't know what is default measure.
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Uncaught TypeError when adding OpenLayers Measure tool to App
I am trying to add the Measure tool from Examples to my map application and keep getting the following error.
Uncaught TypeError: Cannot read properties of undefined (reading 'getLayers')
at ...
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Transforming an sf feature without M-values into one with M-values
Basic question
Working with the sf library in R, how can I add M-values to a geometry that doesn't already have them?
Or put differently, given an sf feature without M-values, how can I create a new ...
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Draw a square from dimensions entered in a form in QGIS-QField
I have a project in QGIS, I created some forms to create and modify some objects (point, line, polygon).
When I draw a polygon, I always draw a square or rectangle, because I insert some manholes in ...
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Tool or plugin in QGIS that allows seeing measurements/area of polygon/line while drawing it
I am looking for either a tool or plugin in QGIS that allows me to view measurements and/or area while creating a ploygon/line. I know I can measure it afterwards, but I am specifically looking for a ...
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How to infer the cordinate system dynamically from a wkt point, for create buffers?
What about if you have a multiple point of the world? How can infer the cordinate system dynamically from a place in Python, for example Mexico, Brazil, Chile, Canada, etc.?
The goal is to create a ...
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Measurement display while creating a vector layer
I am trying to display the measurement tool on QGIS while I am adding a vector to a vector layer I created. I am using EPSG 4326 and I cannot figure out how to use the measurement tool while creating ...
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"clear screen" function clears measurement components but changes the layer order
My work environment:
OpenLayers 2.13.1,
.Net Razor (*.cshtml),
IIS 8.5 and Windows Server 2012 R2.
When the "clear screen" function works after making a measurement on the map, the ...
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Measuring Coastline of the USA (NOAA)
I need to find the distance of the US coastline, I know that this is a tricky subject on account of there being several different ways to measure the coastline (and different scales). That said, for ...
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Measuring border segment length while creating a polygon in QGIS
I am recreating historic (1770s) land parcels for an area of a town based on their description in written deeds. This will be a series of intersecting polygons when I am finished, with many sharing ...
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QGIS measure tool reporting distances of only 0.00m
I have an orthographic projection as a raster layer, a point layer, and a polygon layer all in CRS EPSG:6543. I am attempting to use the measure tool to collect the length of my polygon and other ...
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