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Public Lab Research note


Research by cfastie 992 research notes and wiki edits starting almost 6 years ago


Rosco!

by cfastie over 4 years ago | 9 | 10,895 | 4

Image above: Flowers of trailing arbutus (dark) and plants of hair cap moss (light) in a deta...

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CrocusCam

by cfastie over 4 years ago | 3 | 4,060 | 1

Image above: Ned Horning dropped by while the CrocusCam was doing its crocus camera thing. I ...

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Superblue

by cfastie over 4 years ago | 31 | 33,808 | 8

The new infrared camera under development at Public Lab will probably make two kinds of images th...

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Sanm LeafKam

by cfastie over 4 years ago | 3 | 4,240 | 2

Top image: The distance between the lens centers is only 8 mm which reduces parallax errors....

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Bean Cam

by cfastie over 4 years ago | 2 | 3,071 | 3

Image above: The bean studio right before photography stopped today. There is some wo...

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TAC Workshop

by cfastie over 4 years ago | 0 | 2,909 | 0

I learned a lot at the kite mapping workshop I led yesterday for Toxics Action Center in Montpeli...

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Multispectral DeFelice

by cfastie over 4 years ago | 4 | 3,143 | 1

Image above: NDVI image of part of the front yard at the LUMCON DeFelice Marine Center in Coc...

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PAR

by cfastie over 4 years ago | 13 | 6,881 | 2

Chlorophyll and other pigments in green plants absorb blue and red light to power photosynthesis,...

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Light Amber

by cfastie almost 5 years ago | 5 | 4,592 | 3

Maple syrup grades are determined by the color of the syrup. The lightest colors are less common ...

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Polynomial

by cfastie almost 5 years ago | 4 | 4,410 | 3

Image above: Spectrum of a CFL calibrated by anchoring two well-known peaks at 405 and 650 nm...

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Noise

by cfastie almost 5 years ago | 3 | 2,466 | 2

Image above: (Top) Detail of a spectrogram of the sky and a vertically blurred version of it....

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Fraunhofer

by cfastie almost 5 years ago | 4 | 6,552 | 2

Image above: A spectrogram of the sky taken today by Ebert showing six Fraunhofer lines. The...

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Broadening

by cfastie almost 5 years ago | 0 | 2,490 | 3

Image above: Spectrum of a high pressure sodium street lamp taken last night by Ebert. The sp...

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Neon

by cfastie almost 5 years ago | 1 | 4,157 | 1

Image above: Detail of a neon sign of a Shindaiwa Power Broom. I took [Ebert]( http:/...

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Cigars

by cfastie almost 5 years ago | 2 | 4,156 | 0

I had an hour to kill in Rutland today, and I walked a mile along the strip before I found this m...

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Ebert

by cfastie almost 5 years ago | 15 | 9,938 | 7

The video below suggests that I had a plan for this new spectrometer, but that plan changed every...

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Grating angle: DVD+R

by cfastie almost 5 years ago | 21 | 8,673 | 1

I measured angle g for multiple distances (D) between the entrance slit and the grating....

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Grating angle

by cfastie almost 5 years ago | 14 | 7,897 | 7

Image above: Lab assistant operating the SpectroBench 2000. Introduction</str...

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Spectral image quality

by cfastie almost 5 years ago | 8 | 5,411 | 0

Image above: Close up of some terbium and europium emission peaks in the spectrum of a compac...

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Jelly Belly

by cfastie almost 5 years ago | 0 | 4,958 | 0

Over the holidays Galen and I were treated to dinner at the Waybury Inn in East Middlebury by our...

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Foldup Spectrometer for iPhone

by cfastie almost 5 years ago | 6 | 9,425 | 0

I now have two Public Lab fold-up spectrometers working with iPhones. These can take still photos...

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Tis the Season

by cfastie almost 5 years ago | 2 | 2,244 | 1


Citizen Science on Google+

by cfastie about 5 years ago | 0 | 2,276 | 0

Last week Google+ introduced “Communities” where like minded users can share stuff. There is alre...

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Top 10 tips for winter mapping

by cfastie about 5 years ago | 0 | 2,057 | 2

Toxics Action Center is working on a plan to incorporate Public ...

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Spectrometer testing

by cfastie about 5 years ago | 11 | 7,454 | 1

Image above: Taking good photos of the spectra produced by the Public Laboratory fold-up pape...

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Vermont Environmental Summit

by cfastie about 5 years ago | 0 | 2,857 | 0

Top: Paul Burns, VPIRG Executive Director, delivers a State of the State Address at the Vermo...

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The LUMCON Lawn

by cfastie about 5 years ago | 0 | 2,537 | 0

Image above: LUMCON, Cocodrie, the bayou, and the marsh beyond from the Canon S95 that Mathew...

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NDVI output

by cfastie about 5 years ago | 2 | 29,780 | 2

Three new color tables made by Ned Horning to present NDVI values as color images. Ne...

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Agricultural mapping

by cfastie about 5 years ago | 0 | 7,504 | 2

NDVI image of part of the Lee, NH cover crop field trial we mapped by balloon in May, 2012. F...

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LEAFFESTMOVIE.wow

by cfastie about 5 years ago | 3 | 2,663 | 0

Open Source does it again! We discussed making a documentary of LEAFFEST, but no plan emerged, a...

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