Category Archives: Survey and Mapping Apps

NTRIP Protocol

NTRIP (Network Transport of RTCM via Internet Protocol) is a communication protocol  that allows synchronization between an UAV and a base station so corrections for location positioning can occur in real-time during a survey flight. The protocol streams DGPS (Differential Global Positioning) to enhance the available GNSS (Global Navigational Satellite Systems) which dramatically increases the

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Geographic Information System(GIS)

A Geographic Information System(GIS) is a computer application that is setup to gather, store, and examine data that corresponds to specific location position on the earth’s surface. It can also display this information for the user in the form of maps so that one can view, analyze, and recognize relational patterns that will help them

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PPK (Post-Processing Kinematic ) On Satellite Data

This is a process where the GPS data and the images that were obtained during an aerial flight from a drone mission are processed alongside data at the ground base station after the flight is completed instead of during the flight (or real-time). It is used to correct the location data in the images. Learn

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RTK (Real-Time Kinematic) Positioning

RTK (real-time kinematic) positioning is a function that can be applied during an aerial survey to correct for errors in location positions of GPS or GNSS, or satellite navigation systems. The information being gathered by the unmanned drone is sent to a ground base station where real-time corrections are applied. Wikipedia RTK

Photogrammetry

The photogrammetry process pulls out 3D information from 2D images that are collected during an aerial survey flight mission. The process involves taking overlapping photographs of an object, structure, or space, and converting them into 2D or 3D survey maps. Photogrammetry is often used by surveyors, architects, engineers, and contractors to create topographic maps, meshes,

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Above Ground Level (AGL) and Mean Sea Level (MSL)

Above Ground Level (AGL), describes the literal height above the ground over which you’re flying. Mean Sea Level, or MSL, is your true altitude or elevation. It’s the average height above standard sea level where the atmospheric pressure is measured in order to calibrate altitude. On a Sectional Chart, all of the numbers you see

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Sentera FieldAgent

This is Sentera’s software is to help you analyze your data and make decisions about your crop to optimize its quality and yield. It helps you to make determinations about your crop by providing information: Stand count, tassel count, crop health, tree locations, canopy coverage, yield estimation, accurate weed mapping, and meeting sustainability goals. You

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