Tagged: 数据源

Best Drones in 2022

If you are looking for the best drones to spend your money on, we’ve put together a list of the best drones and UAVs with their top features.

Sentinel 2 Bands and Combinations

Sentinel 2 has a total of 13 bands. Each band is 10, 20 or 60 meters in pixel size. This includes red, green, blue, near infrared and short infrared bands.

What is a Point Cloud?

A point cloud is a collection of points for storing data in LiDAR systems. Pulses of light represent the millions of points in a point cloud.

Best Handheld GPS Receivers

Whether you’re hiking, geocaching, fishing, snowmobiling, or hunting, we are here to guide you through some of the best handheld GPS today.

Hyperspectral Imaging from Space

Hyperspectral imaging takes a spectrum of light and divides the light into hundreds of narrow spectral bands. For example, Hyperion has 242 bands at 30m GSD.

What is Photogrammetry?

Photogrammetry uses photographs from at least two different vantage points. It obtains depth and perspective because of separate points of observation.

6 大免费 LiDAR 数据源

寻找 LiDAR 数据源是不是感觉是一个很大的挑战?通过这份包含 6 个免费 LiDAR 数据源的列表,掌握免费获得 LiDAR 的艺术。