All Discussions Tagged 'NDVI' (7)

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NDVI NGB Modified Camera Configuration

Good morning everyone We have recently purchased a NGB converted camera (NIR, G and B channels) with the goal of observing different vegeta…

Started by Benjamin Meltzer

6 Mar 31
Reply by Dennison

The right tool for the job

There have been recent posts on the “wall” about scientific and “toy” cameras for mapping. The focus is on NDVI which is simply an index th…

Started by Ned Horning

109 Jul 10, 2016
Reply by John Sulik

ground truth for NDVI maps

Hi, I would like to ask the Group about so-called calibration of NDVI maps or connection between real numbers of plant growth and received…

Started by Andrii Seleznov

24 Apr 17, 2016
Reply by Fernando de Saracho

Color scale bar in ArcGis question

This is a mosaic from pictures taken on a wheat field with a modified camera from 120 ft with a Phantom2, stitched with Photoscan, and then…

Started by Jose F Moreno

7 Aug 8, 2015
Reply by Cala

NDVI survey effect on financials

Hello gals and guys, I was wondering how much input material (fertilizer, water, chemicals, fuel, etc) can be saved by the farmer, if NDVI…

Started by Tamas

7 Apr 29, 2015
Reply by Cala

Drone NDVI for Plant Nutrition Testing

Summary: We recently did an interesting test where we used NDVI imagery from one of our drones to detect improvements in plant health over…

Started by John Stuart

32 Mar 26, 2015
Reply by Alexander

VIs from uncalibrated NIR and VIS images

Hi: I've been working with UAV imagery (NIR and VIS) for monitoring sugarcane's post-harvest behavior in Guatemala. The images are uncalib…

Started by José Alfredo Suárez

5 Jan 14, 2015
Reply by Alexander

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