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How to make confusion matrix automatically in QGIS. Confusion matrix usually used at the last stage of remote sensing or GIS analysis to measure the Accuracy of the mapped products. أكثر...

A fascinating partnership exists with the US Forest Service and Esri, a company that develops geographic information systems that provide a variety of mapping functions. أكثر...

ArcGIS and Survey123, another GISTEC platform, will help the Sharjah Labor Standards Development Authority (SLSDA) conduct its surveys and document their findings across all labor camps in the emirate. أكثر...

By Alan Hecht A new National Academy of Sciences (NAS) Report, sponsored by EPA, the John D. and Catherine T. MacArthur Foundation, and the National Aeronautics and Space Administration, offers a road map and recommendations to help U.S. cities work toward a more sustainable future. The report...

It’s difficult to teach cartography as an expert because there are fundamental concepts that one can easily forget to impart on the students, though this can be ameliorated somewhat by following a comprehensive guide to core knowledge areas such as The GIS&T Body of Knowledge*. Even so, there...

By Joel Beauvais National Lead Poisoning Prevention Week marks a time when EPA and our federal partners promote education and awareness activities that focus on lead and how to prevent its negative health effects.* This year, we focus on the theme, “Lead-Free Kids for a Healthy Future.”* It’s...

A longtime ago in 2013 I did a video demoing some color pallettes being used in CityEngine, I’ve decided to revisit that work making it compatible with CityEngine 2016.1 and adding additional features. *The rule now ramps Peterson’s colours based on building elevations, assign your rule and then...

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Why is GIS valuable to education and society? Watch this video and think about how much GIS is “behind the scenes” in everyday life and why it merits inclusion in all levels of education. أكثر...

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By Christian Carlson On March 3, 2017 Esri will hold the fourth annual Public Sector CIO Summit in Redlands, California. The purpose of the summit is to bring together CIO’s from across world to discuss GIS, its capabilities and how location impacts government. The three previous summits have...

Mapbox GL JS now supports data-driven styling for line-color, making it even easier to create stunning data visualizations. I decided to explore the capabilities of data-driven line styles by making a map that tracks jetlag on international flights. The colors of flight paths are based on the...

The Logistics Coordinator is tasked to receive and inspect materiel being delivered at site. He is further tasked to store materials, prepare materials to complete requisitions from various operating teams, perform periodical inventories and report on store operations. Accurately input and...

By Robert B. Richardson and Courtney Flint Since 2014, we have had the pleasure of serving on EPA’s*Board of Scientific Counselors (BOSC), and as the chair and vice-chair of the subcommittee for Sustainable and Health Communities research. We provide advice, information, and recommendations to...

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ملف اكسيل لتصميم جميع العناصر الانشائية تقريبا و يمكن أن يكون مفيدا جدا لكل مهندس انشأت هي كما يلي Dome Design, Isolated Footing , 3 Hinged Arch Design, Circular Beam, Slender Column، DESIGN OF RETAINING WALL RCC Design Sheet أكثر...

In its first version, SmartBetterCities’*released*CloudCities virtual reality tool, that can be imported from CityEngine, SketchUp and GoogleEarth. CloudCities is an online platform for hosting, sharing and visualizing smart 3D city models. The models are based on OpenStreetMap, are lightweight...

We have updated the World Imagery basemap with more recent imagery from DigitalGlobe and several organizations from the GIS user community. *This latest update features DigitalGlobe imagery for large parts of Western Europe, as shown below. This is the third in a series of planned updates to...

With*less than two weeks before the 2016 U.S. presidential election,*it’s time for a refresher on election map cartography, particularly in the context of U.S. presidential elections. Cartograms 2012 U.S. presidential results. At right, a cartogram scaled by electoral vote. Maps by Mark...