DEM, DSM & DTM: Digital Elevation Model – Why It’s Important

Digital Elevation Model vs Digital Surface Model vs Digital Terrain Model Geodetics’ Geo-MMS LiDAR and Point&Pixel products are used to generate highly accurate and dense LiDAR point clouds in the standardized LAS file format. With capabilities of up to four...

Selecting the Right LiDAR Sensors for Your Drone

LiDAR Sensors for UAV / Drone Application The Geo-MMS product suite is available with a wide range of LiDAR sensors. We classify LiDAR sensors into three categories: tactical, mid and long-range as illustrated below: When selecting the right LiDAR for your Geo-MMS...

Choosing the Right Infrared or RGB Camera for Your LiDAR Drone

Learn What Infrared or RGB Camera Works Best with Geo-MMS Systems The Geo-MMS product suite can now be equipped with a wide range of infrared or RGB cameras, as shown in Figure 1 below. The RGB camera can be used as a solo sensor with the Geo-Photomap product. Others...

Why My Photogrammetry Software Doesn’t Support Image Attitude

And How Geodetics Geo-Photomap Photogrammetry Software Supports Image Attitude One of the main challenges in surveillance or photogrammetry systems mounted to multi-rotary UAV’s is the effect of vibration from wind, turbulence and pitching of the UAV. To address this...

Do you Need RTK for your Geo-MMS UAV Mapping System?

PPK vs RTK Real-time Kinematic (RTK) and Post-processing Kinematic (PPK) are two related methods for improving GPS positioning accuracy – a technique commonly used in UAV mapping applications.  Both methods make use of differential processing to enhance...

Does Geo-MMS UAV LiDAR Work in Snow Covered Areas?

Photogrammetry vs UAV LiDAR to Capture Snow Covered Areas Approximately, 40-50% of the land surface in the Northern Hemisphere is covered with snow during the winter session.  From a regional scale, an accurate mapping of snow cover plays an important role in...