warren 772 research notes and 10071 wiki edits | Joined about 6 years ago | Admin

The creator of GrassrootsMapping.org and co-founder and Research Director for Public Lab, Jeffrey Warren designs mapping and community science tools and professionally flies balloons and kites. He leads the coding community at Public Lab, and has developed the vector-mapping framework Cartagen and grassroots mapping tool MapKnitter, as well as open spectral database and toolkit Spectral Workbench.

He is on the board of of the Open Source Hardware Association and served from 2015-17 as Vice President, is on the board (since 2014) of alternative education program Parts and Crafts in Somerville MA, and an advocate of open source software, hardware, and data. He co-founded Vestal Design, a graphic/interaction design firm in 2004, and directed the Cut&Paste Labs project, a year-long series of workshops on open source tools and web design in 2006-7 with Lima designer Diego Rotalde.

Jeff holds an MS from MIT and a BA in Architecture from Yale University, and spent much of that time working with artist/technologist Natalie Jeremijenko, building robotic dogs and stuff. To find out more, visit Unterbahn.com.

Photo by ChristopherVillafuerte.com CC BY-NC-SA 4.0


24 questions asked

24 answers posted

73 activities posted

12 activities attempted







Update firmware on the Mobius Action Cam

by warren over 1 year ago | 0 | 331 views | 1










Web Working Group Update 20: August 2017

by warren over 1 year ago | 1 | 211 views | 1





Photos from a kite mapping party in Somerville

by warren almost 2 years ago | 0 | 281 views | 0


Scissors-only build of wider papercraft spectrometer

by warren almost 2 years ago | 2 | 10,315 views | 1


Web Working Group Update 19: June 2017

by warren almost 2 years ago | 4 | 143 views | 1



Stories of balloon and kite mapping in education

by warren almost 2 years ago | 0 | 286 views | 1


Squid Week at Public Lab!

by warren almost 2 years ago | 1 | 180 views | 1


Balloon and Kite Mapping Stories, Part 1

by warren almost 2 years ago | 0 | 291 views | 1


Web Working Group Update 18: May 2017

by warren almost 2 years ago | 2 | 196 views | 0











How good is the PurpleAir sensor and what does it detect?

Accepted

warren asked about over 1 year ago

Answers

answered on Jan 04, 2018 4

answered on Jan 05, 2018 1

answered on Jan 09, 2018 2

answered on Jan 11, 2018 0

answered on Oct 17, 2018 1

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normal or noIR camera?

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iamben asked about over 1 year ago

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Paper for printing

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G33K4P00RV4 asked about over 1 year ago

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CSV files from spectra

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Dr_Z asked about over 1 year ago

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What are good ways to capture outputs and notes at events?

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stevie asked about over 1 year ago

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answered on Dec 15, 2017 2

answered on Jan 02, 2018 0

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What do I need to get started with the Community Kits program?

Accepted

warren asked about over 1 year ago

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answered on Dec 08, 2017 0

answered on Feb 02, 2018 1

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Where can microscope lenses (objectives) be bought?

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warren asked about over 1 year ago

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answered on Dec 08, 2017 0

answered on Jan 22, 2018 0

answered on Dec 08, 2017 0

answered on Apr 04, 2018 0

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Noise when Trying to Analyze Spectrum

matthart610 asked about over 1 year ago

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What are different commercially available hydrogen sulfide detection methods?

Accepted

warren asked about over 1 year ago

Answers

answered on Dec 04, 2017 0

answered on Dec 04, 2017 0

answered on Dec 04, 2017 0

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What are some ways to collect dust or particulate samples for analysis?

Accepted

warren asked about over 1 year ago

Answers

answered on Dec 04, 2017 1

answered on Jan 10, 2018 1

answered on Feb 16, 2018 0

answered on Feb 28, 2018 1

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How to select a site for hydrogen sulfide testing?

warren asked about over 1 year ago

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answered on Nov 28, 2017 0

answered on Nov 30, 2017 0

answered on Dec 04, 2017 0

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How can we safely try out and evaluate a hydrogen sulfide test?

warren asked about over 1 year ago

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answered on Nov 28, 2017 0

answered on Nov 28, 2017 0

answered on Dec 04, 2017 0

answered on Dec 04, 2017 0

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View these maps at MapKnitter.org »

Title Creation date Image

Comments

Comment Last activity Moderation
"@CBarnes9 @samr @Tomp @OrionAllgaier @wu_ming2 @guolivar @BrandonFeenstra @kkoerner, any thoughts or info to share on exactly what the #purpleair d..." | Read more » about 1 month ago
" Awesome!!! " | Read more » about 1 month ago
"Although, "tell these apart" may also be a relative term. When you see the light or dark regions, you dont see the pits themselves but rather diffe..." | Read more » about 1 month ago
"And to answer a question above, I /think/ this would put all "long" pits in the 1 regions, and all "short" pits in the 0 regions. So, you'd have to..." | Read more » about 1 month ago
"Oh, actually this technique doesn't use a laser cutter - it forms an image by copying data onto the DVD at differing densities, so that the actual ..." | Read more » about 1 month ago
" Hi Vibhor! Sorry we've been slow getting responses in to this. Thanks for the proposal! One thing that I wanted to ask a bit more about was how th..." | Read more » about 1 month ago
"Hi! I created that image (with input from many others at https://publiclab.org/contributors/ndvi and https://publiclab.org/contributors/infragram) ..." | Read more » about 1 month ago
" This is awesome! Would you mind uploading a scan of it disassembled? Then we can make a PDF people can print out! Does it fit on top of the exist..." | Read more » about 1 month ago
" Here's a good overview from EPA Region 1, New England: https://www3.epa.gov/region1/airquality/pm-aq-standards.html Although it's a bit jargony. " | Read more » about 1 month ago
"Oops responded to the wrong comment, moving here: Hi all! Great input here. Just noting that we've had a major revision to the PL spectrometer des..." | Read more » about 1 month ago
"Thanks for this! I guess you're also implying that the mass distribution also doesn't follow any simple or predictable trends? Like, is there no ge..." | Read more » about 1 month ago
"Hi! I think the question of rolling shutter might deserve it's own question posted, to really dig into - it's a great question! One thought I had w..." | Read more » about 1 month ago
"that'd be awesome. The image workflow we've built is javascript based, but it's also possible to use Pi Builder to produce reproducible python tool..." | Read more » about 1 month ago
" Hi! This is awesome. Have you seen our Infragram Pi software, somewhat documented at: https://publiclab.org/infragram-pi https://publiclab.org/p..." | Read more » about 1 month ago
"Ah, i see - interesting. I think we could explore different ways to sort by time, but "uploaded in this range" seemed the most relevant to me. Time..." | Read more » about 1 month ago
"Yes, i think we can include OpenCV.js in a module to start with -- with a CommonJS require(), most likely, to prove this out a bit (also being awar..." | Read more » about 1 month ago
"it's too bad, browsers have changed how they deal with this... we've built a Summer of Code proposal around using a more up-to-date webcam interfac..." | Read more » about 1 month ago
" Hi @rexagod - this looks really good and I'd love to see it incorporated. Thanks! But be aware, i don't think Google reads the proposals, and we t..." | Read more » about 1 month ago
" This is really cool! We'd love to see build photos as you go. We're also really interested in lighting setups and would love to see more documenta..." | Read more » about 1 month ago
"Yeah, it works fine, it's a bit louder which is nice.  On Sun, Apr 7, 2019, 4:21 PM \<notifications@publiclab.org> wrote: Hi! You were ment..." | Read more » about 1 month ago
"Hmm, it looks perfect compared to the one at #coqui. Is the little dot/depression on the black chip in the upper left position? Is it possible it's..." | Read more » about 1 month ago
"This is all really nice, thank you @icode365 !!! I think you've covered a lot of great points here. I'll chime in with some ideas: Adding Leaderb..." | Read more » about 1 month ago
" Hi! We'd love to hear a bit more about your proposal! Take a look at some others' proposals for an idea of how to build this out a bit! Thank you! " | Read more » about 1 month ago
"Hi, all! I wanted to note that one thing we are really looking for is more consistent test coverage -- as our system becomes more complex, tests a..." | Read more » about 1 month ago































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