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The following is another problem that I am working on it these days.As you see in the figure, (BTW, I tried to make it self-presenter) the question is: How to find the minimum-area-rectangle (MAR) fitted on the given points? and a supporting question is: Is there any analytical solution...

I have a DSM data from which i have to find out the NDVI values. However I am not being able to get the band information of this data either in QGIS, ArcGIS or Global Mapper. How do I derive this information and in which software? أكثر...

I have a Ubuntu 14.x server on Cloud and I installed ArcGIS for Server Enterprise (Linux) 10.3.1. Since it is non-gui environment I did it on Terminal. The product I downloaded: ArcGIS for Server Enterprise (Linux) 10.3.1.The provisioning file I created is for: ArcGIS for Server Advanced...

I'm using OpenLayers3 with OSM as a background map. I'm retrieving coordinates when clicking on the map. However, for some reason I do not understand, the coordinates returned differ from what they should be. The crs is EPSG:3857 and the coordinates are for example: [149320862354.13303...

I have just updated my ArcGIS Server environment from ArcGIS Server 10.0 to ArcGIS for Server 10.3.1. I am wondering what methods should be used to serve our relatively large amount of image data to clients in my organization. We have installed ArcGIS server on Windows 2012 Server. For the data...

We have FME desktop, and we have ArcGIS desktop. Do we need ESRI data interoperability if we extend FME? So there are Three questions for now. What functionality do we miss if we use data interoperability instead of FME? What functionality is available in data interoperability and not...

is it possible to set value in QGIS Print Composer based on HTTP request param? For example i want to add table in composer with something like "value = $requestedvalue", and $requested value should be in http request...

So I have a feature class in a GDB that contains time data that I wish to carry out calculations through arcpy. This data was entered from a string to a datetime format into the featureclass through a script that handles a special type of ASCII file. The output format of this tuple takes the...

I have a problem with setting up zoom levels and max/min scale in QGIS web client. It looks like that values used in GlobalOptions.js file does not apply. Right now ZOOM_LEVELS is 70, maxScale 50 and minScale 40000. أكثر...

An overview of Mapillary for ArcGIS أكثر...

I created a web application to access a published geoprocessing service using the ArcGIS API for Javascript. I want to adapt it for mobile devices including geolocation of the device, but as I run the web application locally, this does not work. Is there any free web server available where I...

I am new to gis,am currently advancing myself. I am reading different types of NMEA sentences,I read NMEA 0183 standard and saw that in some sentences there are fields which indicates status of sentence.These fields are sometimes called mode indicator,sometimes called gps quality indicator...

In Qgis web client in layer search we have option to highlight layer using QGIS WMS highlight: highlightFeature: false, highlightFeature (optional): use QGIS WMS highlight instead of QGIS WMS selection if enabled , but unfortunately I have no idea how to make it work. It adds HIGHLIGHT_GEOM...

I have developed a custom qgis plugin. I have a button to export the map canvas in the form of image along with the legend. I came up with the following code for the legend: legend = QgsComposerLegend(c) legend.model().setLayerSet(mapRenderer.layerSet()) c.addItem(legend)The problem...

I am using grass plugin in qgis 2.12. I have to estimate the average value of all the pixels but don't know how to do it. أكثر...

I figured out how to add multiple torque heatmap layers to a map using cartodb.js but I can't figure out how to add a timeline control. I know it's probably something than can be done with one line but I can't find it in the documentation and resources. أكثر...

In ArcMap 10, I have a few dozen tiffs with cells that represent habitat area that has been burned. Each burned cell has a Julian date of the fire associated with it. I want to end up with polygons that represent a single fire event each, defined as (8-way) contiguous groups of cells where no...

I have the following situation: I want to find the shortest route from A to B through nodes (C,D,E, etc.) with turn directions and road type filtering. Is there a way to accomplish this using pgRouting? Has anyone done this? I haven't begun developing anything yet, I'm just trying to find out...

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