Aerial Triangulation | Part 1: A Very Simple Explanation | GeoErnest

Aerial Triangulation | Part 1 | A Very Simple Explanation

Aerial Triangulation (AT) is the process of optimally piecing together a block of overlapping aerial images such that you can make a map. The objective is to determine the position and orientation of each image in a mapping frame. Read more of this post

Corridor Map | Low-Altitude Aerial Mapping-Final Part: 7.5 Tips for Maximum Accuracy

Corridor Map | Low-Altitude Aerial Mapping-Part 3 of 3 :  7.5 Tips for Maximum Accuracy

Here are 7.5 tips to reduce position and orientation error sources. This applies to ALL direct georeferencing users, not just corridor map producers. Read more of this post

Corridor Map | Low-Altitude Aerial Mapping,Part 2 of 3: What are your Solutions for Your Clients?

Corridor Map | Low-Altitude Aerial Mapping,Part 2 of 3: What are your Solutions for Your Clients?

I find that there are three levels of service provided by mapping companies for low-altitude corridor mapping:
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Direct Georeferencing using a GNSS/INS:What is it?

Article1: Video Transcript- Direct Georeferencing using a GNSS-Inertial Navigation System (INS): What is it?

Direct georeferencing is when you can assign a geographical location on Earth to a pixel from a camera image or a digital point from a laser WITHOUT any additional measurements referencing the ground.

To make this really simple, you can take a digital picture of a scene, and because you know the position of the image and its pointing direction relative to the ground, for every object you see in the picture, you can measure its location on Earth.

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