Ground Control and Accuracy

Richard avatar Kevin Smith avatar David Topham avatar +1
13 articles in this collection
Written by Richard, Kevin Smith, David Topham and 1 other

What happens when you have mismatched coordinate reference systems?

Understanding the importance of selecting the correct coordinate reference system.
David Topham avatar
Written by David Topham
Updated this week

Updating a coordinate reference system (CRS)

This article will guide you through the process to update the coordinate reference system for a specified site.
David Topham avatar
Written by David Topham
Updated over a week ago

Establishing permanent ground control with your AeroPoints

Learn how to use AeroPoints to create permanent ground control points (GCPs).
Chris Gibbs avatar
Written by Chris Gibbs
Updated over a week ago

Setting Up a Local Grid with Trimble and Propeller

How to set up a local grid with Trimble equipment.
Kevin Smith avatar
Written by Kevin Smith
Updated over a week ago

How to use Ground Control

Ground Control Points, GCP, accuracy, AeroPoints
Richard avatar
Written by Richard
Updated over a week ago

Drone Data Accuracy Part 1: Image Overlap

accuracy, overlap, flight planning, photogrammetry
Richard avatar
Written by Richard
Updated over a week ago

Drone Data Accuracy Part 2: Ground Sample Distance

accuracy, ground sample distance, resolution, pixel
Richard avatar
Written by Richard
Updated over a week ago

Drone Data Accuracy Part 3: Flight speed

accuracy, flight speed, shutter speed, distortion, warp
Richard avatar
Written by Richard
Updated over a week ago

Drone Data Accuracy Part 4: Absolute vs. Internal Accuracy

accuracy, internal accuracy, absolute accuracy, GPS, calibration
Richard avatar
Written by Richard
Updated over a week ago

Drone Data Accuracy Part 5: Ground Control

Ground Control Points, ground control, accuracy, RTK, GCP
Richard avatar
Written by Richard
Updated over a week ago

How do I upload ground control points?

ground control points, CSV, upload
Richard avatar
Written by Richard
Updated over a week ago

Why doesn't data line up with the base map?

Learn why your data set appears "sunken" into or "raised" from the base map
Richard avatar
Written by Richard
Updated over a week ago

How to generate a Trimble JXL file for your local grid calibration

Richard avatar
Written by Richard
Updated over a week ago