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I need JavaScript code for obtaining elevation data from SRTM tiff image.I have used Google APIs, but I need for downloaded SRTM tiff image.(SRTM file is being loaded on a base layer, and both base layer and SRTM are Geo-referenced). أكثر...

An astronaut shot this photograph of a complex shoreline environment in southern Madagascar. أكثر...

I read a book about Openlayers 3 and I guess its about an older Openlayers version because it mentions a ol.source.ServerVector vector source for getting WFS layers from a server. In the latest Openlayers 3.9.0 that I use, when I search the API the only vector sources I can find are vector...

I am looking for a web imagery tile service that provides old imagery, in the same vein as Google Earth's old imagery, but one that could be integrated into an OpenLayer or Leaflet map. Any idea ? Thanks! أكثر...

My assignement is to do a vegetation analysis on multi-temporal images Landsat7.I know that I have to do atmospheric correction and convert first dn to radiance and then radiance to reflectance, and I did that.I tried to do pansharpening with images that are atmosphericaly corrected and...

This video shows how to apply an image mask in ENVI. أكثر...

How to map a noise? One approach would be to measure it using smartphone sensors. This would require development of an app and the community of users. Guys from real-estate website Trulia decided to map it based on already available data sources. They took data about location of noise complains...

A prestigious Aesthetic Dermatology Clinic in Kuwait is now looking to recruit a full time Dermatologist. JOB LOCATION: Kuwait (those who are willing to work in Kuwait alone should apply. *Work permit will be provided by the employer) JOB DESCRIPTION Provide care and advice for the client-...

I've recently developed a new approach to detecting image edges. Everything seems to be normal except the noises! As you can see in the following image, there are many noises I'm not able to handle them properly. I used some bluring filters on the output, but the results were not as acceptable...

I'm attempting to create quick code that simply assigns a gps coordinate to a certain station on the map. Here's my current code Pre-logic script code: def update_nones(lat,bay_statio): if bay_statio=="apalachicola0": return 29.733333 elif bay_statio == "apalachicola1": return...

I have contour lines in a feature class. I covert the closed lines into polygons using the 'Feature to Polygon' tool. With this method I get concentric stripes, but I need the area of each area enclosed by a polygon. For better understanding see the picture below. So I have the two contours -...

Registry Winner 6.9.9.6 Multilingual + Portable | 16 MB Registry Winner claims to be the most advanced technology in pc diagnosis and repair. It can do a complete scan of the pc errors such as system slowdown, freezing, crashing and deadlock. Safely optimize the speed of system and set your PC...

برنامجنا الذى سنتحدث عنه فى هذا الموضوع هو برنامج Corel Technical Suite X6 ويعد من أفضل البرامج المتخصصة فى الرسم بجميع أنواعه بيانى وتصميمى وجرافيك وغيره مع مجموعة متكاملة من الأدوات يمتلكها تجعله إحترافى ورائع ويستخدم البرنامج فى عمل التصاميم ثنائية وثلاثية الأبعاد ويعتمد عليه الكثير من...

I have created my first ever plugin in QGIS 2.10.1 Pisa, and the layer loads fine, but after two days of trying, I cannot get the plugin to also add a field. The following code in the "def run(self):" section doesn't cause any error, but also does not add the field. Can anyone tell me what I'm...

The illustration below shows the problem: as in (a) I have a set of disjoint polygons, as geometries in PostGIS. I need something like (b), the "mosaic" of this set of polygons, building it by a "influence region" criteria... Is like a Voronoi construction (illustrated by (c)): in fact, if...

Hello guys my code locally working fine but when i move to heroku server its give me error like this A Database Error Occurred Error Number: ERROR: relation "booking" does not exist LINE 1: INSERT INTO "booking" ("pickUpPoint", "dropPoint", "bokingDa... ^ INSERT INTO "booking"...

I found several questions in regard of reprojecting data into a CRS with unit of meters and what CRS to use. Usually the counter question is, "for what region, on what scale" and there the discussions stops. I have tried finding a good CRS myself, but as I am no expert on these things, this...

Geotools is an open source Java library that provides tools for geospatial data. It provides an implementation of Open Geospatial Consortium (OGC) specifications as they are developed. In this talk, Pablo explains us what Geotools is and what we can use it for. He also tells us about Geospatial...

<div style="text-align: justify;">از علاقه مندان به کاربرد GIS در ح أكثر...

<div style="text-align: justify;">از علاقه مندان به کاربرد GIS در ح أكثر...