Infragram

The Infragram project brings together a range of different efforts to make Do-It-Yourself plant health comparisons possible with infrared photography.

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Notes tagged with infragram

parent: multispectral-imaging

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Graze anatomy

by cfastie about 2 years ago | 8 | 1,551 | 4

[](//i...

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Calibration cogitation

by cfastie over 2 years ago | 11 | 1,290 | 5

Normalized difference vegetation index (NDVI) has been computed from satellite and airborne data ...

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Pole NDVI of deer grazing

by cfastie over 2 years ago | 3 | 1,907 | 6

This month Nature published an article with the following assertions: There is three time...

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Infragram Point & Shoot; Time-lapse Difficulty

by balsip New Contributor over 2 years ago | 3 | 993 | 1

I would like to set up the code on the camera to shoot on a time-lapse interval (120 seconds). ...

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NDVI Research with an Analytical Grow Chamber

by JohnsonC New Contributor over 2 years ago | 15 | 2,096 | 7

My goal is to develop a series of experiments that accurately prove that the NDVI values of grow...

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Plant health NDVI Red vs Blue filter

by Claytonb over 2 years ago | 9 | 3,673 | 5

While testing Ned Horning's calibration plugin([Ned's plugin](https://publiclab.org/notes/nedhorn...

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MidOpt Dual Bandpass and Event38 filter testing

by Claytonb over 2 years ago | 2 | 2,019 | 2

I recently had Jason Dougherty with Midwest Optical Systems ([MidOpt](http://midopt.com/filters/...

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How to calibrate infragram's Mobius camera for get accurate NDVI index?

by Parth over 2 years ago | 24 | 2,661 | 2

Hello, I have purchased infragram plant camera for find NDVI index of plant. I share camera's ...

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Single vs. dual cameras

by cfastie over 2 years ago | 1 | 3,237 | 3

*Above: Ned Horning taking an aerial photo of the scene for testing filters and calibration targe...

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How i was getting different captured images in presence or absence of sun light ?

by Parth over 2 years ago | 2 | 1,280 | 1

Hello, I want to make infragram camera using i-ball web cam to measure NDVI INDEX.So,I had pu...

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Testing MIDOPT filters

by cfastie over 2 years ago | 8 | 2,271 | 3

*Above: A folder full of photos of the same scene taken with different filters and different whit...

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NIR Archaeological Research

by ThomasFinanPhD New Contributor over 2 years ago | 1 | 1,200 | 2

I want to develop an airborne Raspberry Pi controlled camera to record NIR imagery of archaeol...

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Dual bandpass filters

by cfastie over 2 years ago | 2 | 3,783 | 2

*Above: I don't really understand how interference filters work, and I'm pretty sure the person w...

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Fall delayed as LEAFFEST looms

by cfastie almost 3 years ago | 0 | 1,851 | 3

Salisbury Vermont (LEAFFEST HQ) -- After nearly a decade of study, scientists in Vermont h...

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LEAFFEST 2015

by cfastie almost 3 years ago | 1 | 1,936 | 2

Above: The third annual LEAFFEST (2014) WHAT: An annual meetup to refine Public Lab to...

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NIR, Rosco fire #19 and my elph 300HS from Christmas

by admaltais New Contributor about 3 years ago | 1 | 2,108 | 0

Monitoring crops Replacing the original filter in my elph 300HS by the Rosco Fire Filter. G...

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Fiji Photo Monitoring Plugin issues

by RQ-05 about 3 years ago | 1 | 1,711 | 0

**Has anyone seen this error while trying to process an NDVI image.? I can't get this to work. : ...

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Small kites for Mobius: Stowaway Delta

by patcoyle about 3 years ago | 7 | 2,933 | 1

Continue to explore smaller kites for use with Mobius Infragram plant cam. See prior [note](http...

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Introducing the calibration plugin for ImageJ/Fiji

by nedhorning about 3 years ago | 35 | 6,964 | 6

Last month I wrote a research note (http://publiclab.org/notes/nedhorning/06-30-2015/automating-n...

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yet more: small parafoil kite for Mobius camera

by patcoyle about 3 years ago | 2 | 3,163 | 2

Continue to explore smaller kites for use with Mobius Infragram plant cam. See prior [note](ht...

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Lavender in full bloom

by RQ-05 about 3 years ago | 1 | 1,448 | 0

I am attempting to use the HSV color wheel for actual NDVI. Here is one of the images that I p...

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Automating NDVI calibration

by nedhorning about 3 years ago | 11 | 5,185 | 8

This note provides an update on my effort to simplify NDVI calibration. The images for this set ...

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The myterious case of the British Daisy - Fastie colormap in Infragram.org

by Cindy_ExCites about 3 years ago | 4 | 2,230 | 1

I would like so help in figuring out this Infragram.org mystery... here are the exact steps I too...

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Red filters in Infragram Webcams: a test

by warren about 3 years ago | 16 | 2,508 | 1

This test is nowhere near as comprehensive as the big one we did at LEAFFEST a few years ago, but...

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