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Bonjour à tous, Je pars un peu dans tous les sens dans ma recherche, et je viens vers vous pour un peu d'aide. Une idée, une piste ou tout autre suggestion m'aidera car ce n'est pas (encore) mon domaine de prédilection : le partage et l'édition de données spatiales en ligne. Je cherche une...

GeoDynamics While remote sensing gives a surface depiction of the world, its recent convergence with GIS enables richer depictions that can be used to simulate physical processes, identify trends, and make more accurate predictions. GeoDynamics is based on specialized lectures from an...

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I have a GPX file with track points and I want to average the points spatially to improve accuracy of the point feature. I can't just make a polygon and find its centroid as the number of overlapping points in a certain location should "weight" the result more than another location with few...

Is it possible to programmatically create an ArcGIS toolbox? The aim is to write a plugin that works in ArcGIS, QGIS, command line, etc, and have a single source for the tool parameters which is then compiled to Arc toolbox/QGIS plugin/command line app. Alternatively is there a good workaround...

I'm working on a tool that identifies features and repairs them using an existing tool. At the moment I am struggling to put my idea into code however. The purpose is to use a search cursor from a Select Features By Location layer to identify and then select features in the original data and...

Bonjour à vous, Je souhaite découper une table/couche (géométries : polygones) par l'emprise d'un polygone d'une autre couche. Ce schéma bien connu illustre mon besoin : Pièce jointe 7816 (http://www.forumsig.org/attachment.php?attachmentid=7816) J'y parviens bien avec les outils classiques...

!!!-Exclusively for GIS AREA-!!! Packtpub - ArcGIS By Example Book Description Publication Date: August 27, 2015 Develop three engaging ArcGIS applications to address your real-world mapping scenarios About This Book Design, build and run ArcGIS applications using ArcObjects SDK Extend...

[View the story “#GISTribe chat 2015-0902” on Storify] أكثر...

Here is a solution for whose want to create specific svg file depending on the feature dataLanguage c++ / QT4.8.5, qgis api c++ 2.8.2 A svg file contains xml codeIn this exemple we put a specific color and change the use based on the 'vitesse' parameter of the featureThis sample code draw 3...

I am trying to add london shapefile for buildings in my android app. However, I am unable to display it. Its showing nothing on the map. But the same shapefile is getting displayed properly online. So, there is nothing wrong with the shapefile. I downloaded shapefile...

I've written a python script that runs every several minutes and returns a list of all my services on my server and there configured state and real time state. I would like to know if those status have changed from the previous run time. They only way I can think of doing this is to store...

I'm reading the UAVSAR data format For definition of two types of file we have: MLC files (.mlc): calibrated multi-looked cross products, floating point format, three files8 bytes per pixel, three files 4 bytes per pixel, little endian. Ground projected files (.grd): calibrated...

Spatial analysis is about releasing insights from data and visualizing it in a way that can be easily communicated. Before we get to the maps, it’s all about the data. Unfortunately, our ability to process and present data has been limited by the capabilities of the available GIS applications...

تجمع أعداد من عمال البناء في مدينة تشانجشا في جنوب الصين، لتظهر في نفس المنطقة ناطحة سحاب تحوي سبع و خمسون طابقًا بعد ثلاثة أسابيع فقط. وقد قامت شركة "Broad Sustainable Building" العقارية بالإشراف على صنع المواد التي شكل بها البرج الذي سمي بـ "Mini Sky City"، وقامت الشركة بتجهيز مواد البناء...

We recently had published in ISPRS International Journal of Geo-Information a paper entitled "Walk this Way: Improving Pedestrian Agent-Based Models through Scene Activity Analysis". In the paper we explore how new data can help inform our agent-based models. Specifically, pedestrian modeling...

Bonjour, J'ai un souci de rotation des points dans qgis 2.10. Ma couche de points est en style catégorisé avec des symboles "ellipse" et un angle en degrés. Je pense avoir rempli les bonnes cases mais l'outil de rotation (pas pivoter l'entité mais bien rotation des symboles) reste inactif. ...

Bonjour J'ai trouvé le didacticiel ci-joins sur le forum. Je voudrais savoir s'il était possible après avoir fait le travail de importer sous arc gis et éventuellement de le partager sous forme de service sur AGOL. J'ai en effet créer une application de recherche d'entités (emplacement), et...

Bonjour, Je suis à la recherche de données sig précises sur la Polynésie française..surtout sur les limites communales et toponymes. J'ai déjà récupéré quelques infos mais ce sont essentiellement le contour des îles avec le nom. Si vous avez des contacts ou info sur la manière d'obtenir ces...

While writing this, I contemplated titling it, “The Deregulation of Positioning.” As you can see, I changed my mind. I don’t want it to sound like a literal judicial repealing of laws. It’s still, however, something that clearly has occurred and will transform our work and enhance the...