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Ioan commented on Spectrometry discussion across the web

It seems that reflections between the air/glass/air/silicon boundaries adds constructively and de...

11 comments » about 5 years ago

Ioan commented on Spectrometry discussion across the web

Hi Jeff. I found that the "wobbling" problem is in fact a nasty interferrence pattern which aris...

11 comments » about 5 years ago

warren commented on Spectral Workbench

Hi, Matt - quick fix is here: http://publiclaboratory.org/wiki/opera-mobile Not ideal, but it's ...

6 comments » about 5 years ago

garlicmustard commented on Mobile (Android) version of Spectral Workbench

On my Android with Opera Browser, when I got to spectralworkbench.org/capture, it asks me to down...

28 comments » about 5 years ago

donblair commented on Video/Audio interface, Web page & Microcontroller

Mathew, Thanks for the optical semaphore link! This really sent me down a wonderful rabbit hole...

13 comments » about 5 years ago

Bob commented on Prototype Raspberry Pi-based dual IR cam

Nice work. If you'd like to avoid the protruding SDHC card, adafruit has a microSD adapter: "Low-...

6 comments » about 5 years ago

commented on The gas leak from an old apartment.

hi can i get to see the arduino code for this ? can you explain please ? can u attach the code he...

8 comments » about 5 years ago

gonzoearth commented on First draft vector files for foldable mini-spectrometer

Just added some pictures of folding up the new design. I only had light colored paper on hand, bu...

6 comments » about 5 years ago

cfastie commented on Lincoln Peak Vineyard

Hi Sara, The NDVI analysis did not get very far because these images did not register very well. ...

3 comments » about 5 years ago

mathew commented on Video/Audio interface, Web page & Microcontroller

I find it hilarious that DARPA would pay someone to reconceptualize optical semaphore, which is m...

13 comments » about 5 years ago

Sara commented on Lincoln Peak Vineyard

Hi Chris, These photos are fantastic. Did the NDVI reveal anything the visible light photo didn'...

3 comments » about 5 years ago

Saturn commented on Spectral Workbench

Hi Jeff If you get this sorted out would be very interested. Thanks Matt

6 comments » about 5 years ago

Ioan commented on Spectrometry discussion across the web

Hi Warren, sorry for posting so late but I tought my comment will not be published...:) Your wob...

11 comments » about 5 years ago

cov commented on Video/Audio interface, Web page & Microcontroller

The audio jack seems like a decent stop-gap. Long term, however, I would highly suggest trying to...

13 comments » about 5 years ago

donblair commented on Video/Audio interface, Web page & Microcontroller

Hey Mathew -- Nice links! You're totally right about video analysis being processor-intensive; J...

13 comments » about 5 years ago

mathew commented on Video/Audio interface, Web page & Microcontroller

these are great ideas-- video especially. I've dreamt of creating classic analog tools (like a s...

13 comments » about 5 years ago

liz commented on Yellow Bar Island Habitat Creation

How interesting that you will be able to compare these two implementations side by side! Sounds l...

3 comments » about 5 years ago

warren commented on Webcam Conversion to (Near-) Infrared

The bright bulbs must be the ones with extra coatings to look "warmer" - mostly terbium and europ...

35 comments » about 5 years ago

patcoyle commented on map of Bayou Bienvenue CIAP restoration ("B" of Green Slice area)

I have also had issues and wasted flights trying to use tape alone. For continuous mode shooting,...

5 comments » about 5 years ago

Tom_H commented on intensity calibration

Here are some info and data sources: solar radiation and air column: http://en.wikipedia.org/wiki...

29 comments » about 5 years ago

patcoyle commented on Flight Temperature

Chris, really neat. Again, I love the fusion of the gps info with the fly-through point-of-view. ...

3 comments » about 5 years ago

patcoyle commented on Software for structure from motion

Thanks Ned, great overview. Nice example result. I just got my visible/IR A490/495 camera pair ba...

1 comments » about 5 years ago

commented on Sky Tracks

Chris, this is terrific. Delightful way to integrate the gps info with the place as presented via...

7 comments » about 5 years ago

warren commented on Designing a Spectrometer in the 1nm range for <10$ - PART 1

Posted updated designs on a paper insert for a conduit box design. I was looking carefully at you...

7 comments » about 5 years ago

warren commented on First draft vector files for foldable mini-spectrometer

The design is scaled, so if you download you can see the dimensions. But the basic unit is a 1" s...

6 comments » about 5 years ago

warren commented on intensity calibration

Well, if we can come up with an easy calculation, I could code some JavaScript to find your locat...

29 comments » about 5 years ago

commented on Carbon Arc

Sure Jeff.. I will be working up a better video relating to the unit at a later date, but by link...

7 comments » about 5 years ago

leetcat commented on Comparisons of oil samples and residues in UV light

I want to measure different olive oils. But I do not understand what I am looking at if I do that.

1 comments » about 5 years ago

commented on First draft vector files for foldable mini-spectrometer

Will these work with emissions? I hope so. I'm planning to use it to measure gas mixtures insid...

6 comments » about 5 years ago

warren commented on Mobile (Android) version of Spectral Workbench

Hey buzzy - we'll be posting some instructions soon, check out the early design diagrams here for...

28 comments » about 5 years ago

Birds at Grand Isle State Park

by warren over 6 years ago | 0 | 2

Grand Isle, Louisiana

by gonzoearth over 6 years ago | 0 | 2

Spectrometry UROP 5/9/11 update

by Alex-McCarthy over 6 years ago | 0 | 0

Spectrometry UROP 5/6/11 update

by Alex-McCarthy over 6 years ago | 0 | 1

Notes from 2011-5-6 staff call

by gonzoearth over 6 years ago | 0 | 2

Testing new false color gradients for NDVI

by warren over 6 years ago | 0 | 0

Spectrometry UROP 5/5/11 update

by Alex-McCarthy over 6 years ago | 0 | 1

Hoya UV filter profiles

by warren over 6 years ago | 1 | 2

Antipodes: a journal of radical geography

by warren over 6 years ago | 0 | 2

Balloon Mapping Harvard GSD

by warren over 6 years ago | 2 | 0

Spectrometry UROP 4/28/11 update

by Alex-McCarthy over 6 years ago | 0 | 0

Exposure in the Gulf

by Shannon over 6 years ago | 0 | 2

No, we don't want to move.

by Shannon over 6 years ago | 0 | 2

Spectrometry UROP 4/26/11 update

by Alex-McCarthy over 6 years ago | 0 | 0

Spectrometry UROP 4/23/11 update

by Alex-McCarthy over 6 years ago | 0 | 0

Spectrometry UROP 4/20/11 update

by Alex-McCarthy over 6 years ago | 0 | 2



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