Blog
State of: Close-Range Photogrammetry
By definition, close-range photogrammetry (CRP) is simply photogrammetric data collection and processing where the subject is less than 1,000 feet away. Collection methods can be both ground- or aerial-based, and the final output can be rendered either two- or three-dimensionally. Several factors have made this a powerful tool for geospatial professionals. The strongest of these...
State of: Aerial
Demand for aerial mapping and its products is higher than ever. While several factors drive the market, the internet is by far the most significant. Nearly everyone has access to the internet and thus access to aerial photography in many formats and resolutions. Thank Google and Microsoft for that visibility and resulting demand. The problem...
Geoid Model Interpolation Problem
The Canadian federal government recently released the first new vertical datum in 80 years in Canada. The new vertical datum is called the Canadian Geodetic Vertical Datum of 2013 (CGVD2013). The introduction of this new datum not only establishes a more accurate and precise vertical reference system, it also introduces a new methodology for realizing...
When to Use Laser Scanning
Some clients don’t understand the benefits of point cloud data and how it can be leveraged. At my company I talk to them about how laser scanning might fit the type of project they have as well as the potential cost savings. First and foremost, collecting and using laser point cloud data on your project...
Advertising and Marketing at xyHt
Our Editorial Policy Flatdog Media, Inc. (and xyHt’s editorial team) seek relevant feature and story development ideas from all practitioners in disciplines that use precision measurement, positioning, and imaging technologies and skills. Story ideas submitted by individuals and companies wishing to publish content in the interest of all geospatial professionals will be considered. Please send...
Aerial Perspective: How NOT to Procure Professional Geospatial Services
By Mike Tully Editor’s Note: This advice is directed at companies writing RFPs for your services; its language is humorous, but the tips are serious and worth sharing with your prospective clients in your own manner. I love Amazon.com. Knocking off my shopping list by finding the cheapest price for all is glorious. Reading real...
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