Learn Synthetic Aperture Radar (SAR) by Example
Synthetic Aperture Radar (SAR) is an emerging technology in remote sensing with the advantage to see in any weather condition and even at night.
Related Sensors
What is Photogrammetry?
Photogrammetry uses photographs from at least two different vantage points. It obtains depth and perspective because of separate points of observation.
The 50 Most Influential Satellites in History
A list of the 50 most iconic satellites put up into space to monitor our planet. We show the uses and types of satellites like weather and GPS satellites.
How GPS Receivers Work – Trilateration vs Triangulation
Have you ever wondered how your GPS receiver works? They use a technique called trilateration, which measures distances, not angles as in triangulation.
What is NDVI (Normalized Difference Vegetation Index)?
NDVI quantifies vegetation with the difference between near-infrared (which is reflected by vegetation) and red light (which is absorbed by vegetation).
What is Remote Sensing? The Definitive Guide
Remote sensing is the science of obtaining information without physically being there. The 3 most common methods of capture is airplane, satellite & drones.
A Complete Guide to LiDAR: Light Detection and Ranging
How would you like to wave your magic wand and find out how far everything is away from you? No magic wands necessary. This is how LiDAR works.
Passive vs Active Sensors in Remote Sensing
Active sensors illuminates its target and measures that reflected backscatter to the sensor. Passive sensors measure natural energy from the sun.
100 Earth Shattering Remote Sensing Applications & Uses
This list of earth-shattering remote sensing applications will change the way you feel about how this industry is changing our world and the way we think.
OBIA – Object-Based Image Analysis (GEOBIA)
Object-based Image Analysis (OBIA) segments an image by grouping pixels together into vector objects. Using these objects, you classify as land cover types.