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Results tagged with measurements
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user 25070
Measurement is finding a number that shows the size or amount of something.
1
vote
Determining distance of point to shape in certain orientated direction
You can find methods to create lines from points on this post. How to draw lines from two points in a CSV?
So you need to add one pair of coordinate from your point based on your orientation and this …
- 49.9k
14
votes
Using measuring tool in ArcGIS
The measure tool does not need any extension. However, the coordinate system of the data frame needs to be defined before you can use it. right-click on the data frame to set its properties.
- 49.9k
2
votes
Accepted
Determine distance between two lines at multiple locations
If you convert your tracks to polygons (feature to polygons), you can then apply a negative buffer on all your track and it will remove the parts which are too narrow. Then you expand the resulting po …
- 49.9k
3
votes
Accepted
What is a good metric for mapping accuracy
The the accuracy refers to the absence of bias. So you can estimate your accuracy as the mean of the difference between your two datasets. It is often difficult, and sometimes impossible, to distingui …
- 49.9k
5
votes
Measuring tool shows different measurements for same building in two different map documents?
The projection that you use will distort the properties of your objects. You can select your projection to preserve the shape, the area OR the distances but not all at the same time. If you want a spe …
- 49.9k
7
votes
Merging overlapping line segments in ArcGIS Desktop?
A useful tool is the integrate tool, which will be easier than the create centerline tool. Make sure that you use this tool on a copy of your dataset or in an edit session (in case your tolerance was …
- 49.9k
4
votes
Geodesic measurements for short distances throughout US?
I am afraid that the answer is no: what you mean to do is correct but it will not work like this in ArcGIS with Near.
From the help, you can read that :
The distances calculated by this tool are …
- 49.9k
1
vote
Calculating Commute Between Residential Address and Childcare address
This question is quite broad, therefore here is the general workflow idea. If you are stuck with one or more specific task, please ask one question per task
geocode your addresses
project your point …
- 49.9k
2
votes
How to determine objects area (size) measurement error using satellite images?
There are two components in your case that need to be taken into account.
First, based on your figure, there is a rasterizing error, i.e. representing a polygon with pixels. You can find several pap …
- 49.9k
10
votes
Why accurate area of all countries cannot be obtained using a single EPSG code, even if it c...
In addition to the fact that EPSG:3395 is not an equal area projection (therefore inaccurate for area measures), as mentioned by @Babel, a precise measure of the area requires a good projection. Indee …
- 49.9k