Public Lab Research note


Research by cfastie 1043 research notes and wiki edits starting over 6 years ago


Red Filter Rising

by cfastie over 4 years ago | 15 | 7,197 | 3

*Image above: False color infrared version of a landscape scene taken with a modified Canon A2200...

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Vermont Environmental Summit 2013

by cfastie over 4 years ago | 1 | 3,718 | 1

*Image above: VPIRG and TAC held a little celebration for the retirement of the Vermont Yankee nu...

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Focus on filters

by cfastie over 4 years ago | 11 | 5,661 | 0

Ned Horning has decided that the Canon Powershot A2200 is a good choice for kite, balloon, and UA...

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SFO-ORD

by cfastie over 4 years ago | 1 | 4,713 | 3

*Image above: Taking off from San Francisco and landing in Chicago on Monday. I think I was very ...

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Mentor Summit

by cfastie over 4 years ago | 1 | 5,549 | 3

*Image above: A group photo of 230+ of the mentors at the Google Summer of Code Mentor Summit in ...

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ORD - SFO

by cfastie over 4 years ago | 3 | 4,698 | 2

Last Friday, three of us flew from New England to San Francisco for the Mentor Summit of the [Goo...

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Oaktober

by cfastie over 4 years ago | 6 | 5,963 | 0

With a new inkling of the [effects plant pigments have on NDVI](http://publiclab.org/notes/cfasti...

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Lycopene

by cfastie over 4 years ago | 3 | 9,188 | 3

*Image above: Shaken and stirred, these extracts of ripe and green tomatoes get most of their col...

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Finding Neon

by cfastie almost 5 years ago | 3 | 2,692 | 3

*Image above: The spectra of the red tubes in these six neon signs are at SpectralWorkbench. You ...

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Moar NIR tracking

by cfastie almost 5 years ago | 6 | 3,604 | 1

*Image above: An NIR LED under tungsten light. The faint purple glow of the LED can be discerned ...

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Fade out

by cfastie almost 5 years ago | 3 | 2,137 | 0

*Image above: The blue white-balance paper included in the Infragram filter kit after exposure to...

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Infrared behavior of A810

by cfastie almost 5 years ago | 4 | 3,528 | 0

*Image above: NIR selfie. The NIR LED (foreground) is the only source of light. Taken with a modi...

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LEAFFEST Fungal Fun

by cfastie almost 5 years ago | 0 | 3,163 | 0

Image above: Infragram NDVI image of two hedgehog mushrooms before they met their fate. ...

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More camera testing

by cfastie almost 5 years ago | 0 | 3,359 | 0

On Sunday at LEAFFEST Jeff continued the camera test by repeating Saturday's scene in different l...

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Mobius, stripped

by cfastie almost 5 years ago | 15 | 6,834 | 1

Image above: The three channels in part of an infrablue photo taken with a Mobius ActionCam m...

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FungalFest

by cfastie almost 5 years ago | 2 | 2,092 | 0

It's been a damp summer, and last week was wet. So there are mushrooms popping up everywhere. The...

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LEAFFEST project

by cfastie almost 5 years ago | 0 | 2,653 | 0

Image above: Marzano tomatoes, RGB and infrablue. Why do Infragrams of tomatoes make ...

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L E A F F E S T 2013

by cfastie almost 5 years ago | 0 | 3,096 | 0

Image above: I don't have any photos from the first week of September, so please interpolate ...

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Recover your balance

by cfastie almost 5 years ago | 2 | 2,705 | 2

Greg asked about getting useful information from photos taken with an Infragram camera that had n...

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HORNWORMS

by cfastie almost 5 years ago | 6 | 5,896 | 1

It's a good year for tomatoes, and a big year for hornworms. These caterpillars fatten on tomato ...

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Infairgrams

by cfastie almost 5 years ago | 0 | 1,864 | 0

Replacing red light with near infrared light makes some fun photographic effects possible. That r...

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Garden PAP map

by cfastie almost 5 years ago | 2 | 3,562 | 0

Image above: The backyard garden which had never been photographed from above. . ...

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Classifying Trapa

by cfastie almost 5 years ago | 5 | 3,185 | 4

Here is an animated GIF which includes one of the [balloon aerial photos we took over Lake Warner...

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Trapa detection

by cfastie almost 5 years ago | 8 | 6,236 | 1

Image above: Balloon aerial photo of aquatic plants on Lake Warner with patches of water ches...

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