Measurement is finding a number that shows the size or amount of something.

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2answers
97 views

how to know distance of a point to a shape in a certain orientated direction?

I have a point (in the middle of the sea) and I have to measure the distance from this point to the land. No big deal, I can use the measure tool. But what if I have to know exactly the distance ...
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1answer
388 views

How to calculate the average distance among set of points as measure of closeness

I have three series (or tables) of points in PostGIS which I want to compare. I would like to know how "close" each series is when compared to the other two. In other words I would need some measure ...
4
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1answer
74 views

Why does not equal length of line in DIRECTION/LENGTH with length of line in MEASURING in OpenLayers 2.13?

My map projection is: "EPSG:900913" ,Display projection is "EPSG:4326" and units is "m", however does not equal the length in Direction/length with the length is calculated in measuring in OpenLayers, ...
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1answer
216 views

How to calculate accurate distances in Openlayers 3?

I'm calculating distance in OpenLayers 3 (3.9.0). I've got a function included in my project for measuring line/area features, basically lifted from the OpenLayers Examples. I'm using ...
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1answer
106 views

Can you add the “measure” tool to model builder?

I am wondering if there is a way to add the measure tool, usually residing in the Tools toolbar, into model builder?
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1answer
253 views

Get Radius in epsg 4326 with Openlayers 3

What is the best method for getting the radius of a circle in Openlayers 3 in epsg 4326 (geodesic)? I'm using this example for a base and trying to draw a circle while getting the radius, but using ...
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1answer
51 views

Water diving and depth measuring equipment

We go to villages and forest to deepwell rig for water. Can anyone help in identifying a GPS and water depth measurement devices please? we do 4-6" deepwell rigging for ground water in mozambique ...
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1answer
78 views

How do I measure the area difference between polygons in different shp files?

I have couple if shp files with 1000 polygons scattered in them (around 1k in each file) , each shp file represents a time frame (3 months period) and I want to show the a report with a progress of ...
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1answer
88 views

What kind of unit of measurement for scale does SQL Server 2012 Spatial use?

What kind of unit of measurement for scale does SQL Server 2012 Spatial use?
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0answers
84 views

Detect connections along shapefile in QGIS?

I have a set of polylines and a set of points that lie along or very near to the polylines, and I need a way to measure which points are connected to each other along the polylines, and what the ...
3
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0answers
147 views

Where does “Update measurements” put its updated measurements? (MeemsTools)

I have several .shp files loaded into MapWindows GIS. I go to plug-ins > Meems Tools and click on "UpdateMeasurement Plugin", and it loads. I click on the Update measurements, and in the the Update ...
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0answers
33 views

Measure building lean in ArcMap?

I was wondering if anyone is aware of any tools that are available to measure building lean in ortho images from within ArcMap. I am aware of calculations and processes that can be used to measure and ...
2
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0answers
26 views

How can I measure the distance between many polygon features and either another polygon or a line in QGIS?

I often have to manually measure the distance between a single site and other sites around it, but obviously this can get long-winded and I feel like there must be a much more efficient way of doing ...
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0answers
105 views

Find the point distance along a streams polyline?

Working in ArcGIS. I am looking for a way to find the distance of a point along a streams polyline. I read Finding distance of point along polyline? and it seems to be similar to what I need...the ...
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0answers
199 views

Calculate the distances between n geographical points

First of all, I'm sorry if my question is stupid, but I'm totally new to the world of GISs and geographic measurements. I would like to calculate the distances between N (an arbitrary number, but ...
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0answers
23 views

Is there a tool to split self-created measurement values?

Is there any way to split created measurement values across multiple polylines? For example, if there are two lines that each have F_MEAS=0 and T_MEAS=0.5, is there any way to choose both edges, say ...
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0answers
72 views

Web site for plan upload and measure

I've got plans of my house and a warehouse on paper. I would like to scan them in JPEG, import them on my PC and measure them. I'm looking for a website where I can upload those tiff, jpeg or pdf ...
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0answers
253 views

Can QGIS Measure Line tool compute correct geodetic distance?

As I understood, this tool normally shows distance in the project CRS units, not the geodetic meters (despite it actually says the distance is in meters). However, now I read (Section III, 4 - ...
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0answers
73 views

Projection for Tracking a Vehicle

I'm looking for the best coordinate system projection to use for cartesian calculations while a vehicle is running from its starting location to about 100 miles from that spot. The offline format ...
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0answers
26 views

Adding UTM to dijit measurement location in JAVA API

2 coordinate systems are shown when using dijit measurement by default. is it possible to add UTM to the Dropdownlist ? Here is the code : var measurement = new Measurement({ map: map }, ...
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0answers
27 views

This._geometryService is null in mesurement wedjit arcgis javascript api

I'm working on arcgis javascript api, and I'm usint the measurement wedjit, it was working correctly, suddenly, after adding another features to the map, I discovered that the measurement tool is not ...