21Jan
MGUG Admin

Prioritizing Climate Recovery Efforts – Mapping Where Carbon Needs to be Stored

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Storage of existing carbon in Earth’s natural biomes and sediments will be critical to achieving the 2021 United Nations Climate Change Conference (Cop26) goals of keeping rising global temperatures within 1.5 degrees Celsius. One way to achieve this is to map locations of stored carbon and aiming to keep that stored carbon in a state where it […]
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14Dec
MGUG Admin

Pioneering Spatial Statistics – John Snow’s Cholera Outbreak Map

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How often does a map change the world? One produced by anesthetist Doctor John Snow, altered it forever. In the world of the 1850s, cholera was believed to be spread by miasma in the air, germs were not yet understood and the sudden and serious outbreak of cholera in London’s Soho was a mystery. So Snow […]
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10Dec
MGUG Admin

Why have CRS, projections and transformations changed?

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While most national mapping agencies defined their own standard geographical and projected CRS, supranational bodies, such as military alliances and colonial administrations often imposed some regularity to facilitate operations across national boundaries. This also led to the creation of the European Petroleum Survey Group (EPSG), because maritime jurisdiction was not orderly, and mattered when countries […]
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08Nov
MGUG Admin

Time to Act: GIS Professionals Are Essential to Creating a Sustainable Future

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“Sustainability was more than a buzzword at the 2021 Esri User Conference (Esri UC). Centering on the theme of GIS: Creating a Sustainable Future, the conference highlighted how the GIS community is confronting many of the world’s challenges and, more importantly, what else needs to be done to guarantee better outcomes than what we see […]
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03Nov
MGUG Admin

Antique Map-Making video from 1961 on the British Ordinance Survey

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A video from British Pathé TV on the ordinance survey. British Pathé also represents the Reuters historical collection, which includes more than 136,000 items from the news agencies Gaumont Graphic (1910-1932), Empire News Bulletin (1926-1930), British Paramount (1931-1957), and Gaumont British (1934-1959), as well as Visnews content from 1957 to the end of 1984. All […]
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02Nov
MGUG Admin

Dataversity Webinar: Data Quality Best Practices

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Tackling Data Quality problems requires more than a series of tactical, one-off improvement projects. By their nature, many Data Quality problems extend across and often beyond an organization. Addressing these issues requires a holistic architectural approach combining people, process, and technology. Join Nigel Turner and Donna Burbank as they provide practical ways to control Data […]
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26Oct
MGUG Admin

Japanese City Performs Field Surveys Using GIS on iPads

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The City of Tamba in Hyogo prefecture, Japan, performs field survey work using a mobile GIS application designed for Apple iPad tablet computers. Unlike web applications, Mobile Matilda can operate in a local (off-line) environment because map layers and data are read from the iPad memory. Users can update records in the field for later […]
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24Oct
MGUG Admin

Aerial Photography Helps to Transform Policing in North Yorkshire

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The latest aerial photography is helping the police in North Yorkshire, the UK’s largest county, to save time and resources and transform policing. Supplied by Bluesky International and Getmapping under the Aerial Photography for Great Britain (APGB) contract with the Geospatial Commission, the high-resolution imagery is widely used across the force. Accessed via desktop GIS […]
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20Oct
MGUG Admin

Charting the Unknown: How Computer Mapping at Harvard Became GIS

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In 1965, scientists and artists converged at the Harvard Laboratory for Computer Graphics and Spatial Analysis to think about using computers for mapping. Though people were experimenting with computer mapping in other parts of the world, the “birth of GIS” has connections to the Harvard Lab. Richly illustrated with fascinating maps and other historical documents […]
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15Oct
MGUG Admin

This Animation Shows Just How Deep The Ocean Really Is

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Have you ever stopped to think about how absolutely massive the oceans of the world are? Some experts estimate that we’ve only explored ~5% of the earth’s oceans! This animation by MetaBallStudios compares various depths of lakes, seas, and oceans by progressing from the beach to the deepest point of the Marianna Trench in the Pacific Ocean. […]
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14Oct
MGUG Admin

Surveying Instruments – Building Trust Through Verification

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Surveying instruments have evolved to provide reliable and repeatable precision and accuracy, but you cannot afford to eschew putting this to the test. This should include your GNSS gear. In all manner of surveying, practitioners are wary of simply accepting someone else’s work. It is like a “prime directive”: independent verification. And likewise, when it comes […]
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12Oct
MGUG Admin

Becoming A Data Scientist – Curriculum Via Metromap

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Data Science, Machine Learning, Big Data Analytics, Cognitive Computing …. well all of us have been avalanched with articles, skills demand info graph’s and point of views on these topics. One thing is for sure; you cannot become a data scientist overnight. Its a journey, for sure a challenging one. But how do you go […]
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09Oct
MGUG Admin

Archaeologists Discover Details of Buried Roman City Without Digging

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Rome wasn’t built in a day, and, apparently, neither was Falerii Novi. Thanks to new radar imaging technology, researchers have uncovered the buried remains of this intricately planned, walled Roman city without lifting a single shovel. Read the full article at: https://www.smithsonianmag.com/smart-news/archaeologists-use-radar-uncover-details-buried-roman-city-without-digging-180975090
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08Oct
MGUG Admin

Developing a Convolutional Neural Network for Oil Spill Detection from SAR Images

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Classification algorithms for automatically detecting sea surface oil spills from spaceborne Synthetic Aperture Radars (SARs) can usually be regarded as part of a three-step processing framework, which briefly includes image segmentation, feature extraction, and target classification. This CNN is a proposed improvement on existing Machine Learning and image processing technologies. Read or download the paper […]
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06Oct
MGUG Admin

Ultimate Guide to API’s

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APIs are revolutionizing the way we share and access data. Learn more about what APIs are, how to use them, and how you can build them yourself. Full article here: https://www.safe.com/blog/2021/5/ultimate-guide-apis
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04Oct
MGUG Admin

The Spatial Analysis ‘Periodic Table’

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Here’s a neat article from GIS Geography: Spatial analysis may seem like alchemy to the inexperienced. But there is a science to it. By using spatial analysis, we can find patterns, quantify area, and predict outcomes with geography is the common link of it all. Each element in the Periodic Table for Spatial Analysis contains a set of spatial […]
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01Oct
MGUG Admin

London using LiDAR to make a ‘digital twin’ of the City

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London city officials are building out a digital version of Harrow, one of the city’s 32 boroughs, and, no, they’re not just tinkering around in SimCity. They’re creating a digital twin based on lidar, a radar-like tech that builds accurate representations of its surroundings via pulses of light, and which is seen as key technology […]
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28Sep
MGUG Admin

Introduction To COGO

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COGO, an acronym for coordinate (based) geometry, refers to a data conversion process in which a digital map is constructed from written descriptions, such as legal descriptions of land parcel boundaries. These descriptions often contain information about line length and direction, and point locations, all relative to the locations of certain key features such as […]
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27Sep
MGUG Admin

Map Projections – A Visual Reference Guide

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“If you’re in need of a visual reference guide to the various map projection types… then, look no further because we’ve pumped out a goldmine of the top 50 global map projections used by cartographers.”   View the full gallery here: https://gisgeography.com/map-projection-types  
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21Sep
MGUG Admin

Mapmaking Decisions To A Deadline – Kenneth Field

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Like many events in the past year the 2020 Esri international User Conference went virtual. For many Esri staff it meant learning a whole new set of skills to prepare and deliver content online, and there were also some interesting peripheral activities that many were engaged in. For me, it included taking part in UC […]
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20Sep
MGUG Admin

The Impact of Emerging Technologies on The Surveying Profession

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Published by the Royal Institution of Chartered Surveyors (RICS), this report offers some insight into how the 4th wave of the Industrial Revolution will likely disrupt the surveying (and by extension to some degree, Geomatics and geospatial analytics) industry.   The full paper can be viewed here at: https://www.rics.org/globalassets/rics-website/media/knowledge/research/insights/impact-of-emerging-technologies-on-the-surveying-profession-rics.pdf
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16Sep
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MGUG Throwback – Augmented Reality 3D Sandbox

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Back a few years during our 2016 Fall Conference, we had a ‘virtual sandbox’ on display. People could interact with it by moving the terrain around, causing water to flow and settle in different areas. It was definitely a hit! Click here for a short video of the action  
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15Sep
MGUG Admin

GeoDesign Summit 2021 – Predicting Urban Growth Patterns Using ML

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Carsten Lange and his team present their methods for identifying the probability of exurban areas being developed in the near future. Find the full deck here: https://www.esri.com/content/dam/esrisites/en-us/events/conferences/2021/geodesign-summit/617-predict-urban-growth-patterns-using-machine-learning-with-arcgis-pro-and-r.pdf
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14Sep
MGUG Admin

Global GIS and Spatial Analytics market ‘growing exponentially’

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Geography, enriched by information systems to form the Geographic Information System or GIS, is growing exponentially. A core geospatial technology, the GIS is used virtually in every field, adding value to practically every business segment and application areas. In text, the genesis of GIS platforms (solutions/software) lies in capturing, analyzing, and presenting spatial and non-spatial […]
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12Sep
MGUG Admin

Bringing 3D Geospatial to Unreal Engine via the Cesium Platform

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We’re ecstatic to announce the open source release of the Cesium for Unreal plugin. This marks the dawn of a new era as the line between the physical and the digital worlds blur with this bridge between the 3D geospatial and game engine ecosystems. For the last decade, Cesium has brought graphics and game engine techniques […]
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