warren 781 research notes and 10123 wiki edits | Joined over 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


133 questions asked

4133 comments posted

74 activities posted

13 activities attempted





Infragram Webcam testing update

by warren over 5 years ago | 1 | 49 views | 0



Spectral Workbench Offline

by warren over 5 years ago | 2 | 86 views | 0



Absorption lines in flare spectra

by warren over 5 years ago | 0 | 42 views | 0



Stepped slit tests

by warren almost 6 years ago | 9 | 90 views | 1



Presentation at Waag Society's Eclectis program

by warren almost 6 years ago | 0 | 1,674 views | 1


LEAFFEST Infragram camboard batch tests

by warren almost 6 years ago | 5 | 102 views | 0


Spectra of Sparkfun Multicolor LED kit

by warren almost 6 years ago | 2 | 38 views | 0


An overview of the PublicLab.org website

by warren almost 6 years ago | 0 | 54 views | 1


Infragram webcam test raw images

by warren almost 6 years ago | 2 | 206 views | 0



Smartphone spectrometer instructions

by warren almost 6 years ago | 0 | 75 views | 0



Huentek Infragram Webcam tests

by warren almost 6 years ago | 0 | 218 views | 0



Infragrammar with HSV color model

by warren almost 6 years ago | 17 | 814 views | 0



Public Lab sessions @ Mozfest, Oct 25-7 2013

by warren almost 6 years ago | 1 | 113 views | 0


New boxes for balloon mapping kits

by warren almost 6 years ago | 2 | 86 views | 2






How do we get data off of different wind sensors

warren asked about over 1 year ago

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commented on Feb 18, 2018 1

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Where can I find models for community-university data co-ownership?

nshapiro asked about over 1 year ago

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Can NASA VIIRS data used for disaster maps?

marlokeno asked about almost 2 years ago

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Can someone make a map to display NOAA Harvey imagery with coordinates and permalink?

warren asked about almost 2 years ago

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Is there an offline version of Mapknitter?

stevie asked about almost 2 years ago

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How big are silica particles, in microns?

warren asked about almost 2 years ago

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commented on Sep 19, 2017 0

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How do I stabilize smaller balloons and prevent them from being blown down in the wind?

warren asked about almost 2 years ago

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How can I purchase dustduino sensor?

erumenig asked about almost 2 years ago

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What should we do at LEAFFEST?

cfastie asked about almost 2 years ago

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How can I add credit for main photo on Wiki?

zengirl2 asked about almost 2 years ago

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What are some sources of new aerial imagery of Harvey damages?

warren asked about almost 2 years ago

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commented on Sep 12, 2017 0

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View these maps at MapKnitter.org »

Title Creation date Image

Comments

Comment Last activity Moderation
"And... THANK YOU! " | Read more » 3 months ago
"OK, hi @rexagod - just skimmed this but actually I think there may need to be a lot more separation between the UI (say, drawing boxes, lines, thin..." | Read more » 3 months ago
" Just going through this and it'll take me a little time, but thank you! As to copying it into the proposal, that's OK, we can see it all in the co..." | Read more » 3 months ago
" Hi, Sagarpreet, thank you! You've done some great work on various Leaflet libraries and I love it. For this proposal, I wanted to suggest that yo..." | Read more » 4 months ago
" Hi, i really like these! It might be interesting for you to skim some of the most recent comments on these posts: https://publiclab.org/tag/ui for..." | Read more » 4 months ago
" This is really great, thank you @rexagod!!! A very powerful and interesting proposal. I'm interested in how the process breaks down into specific..." | Read more » 4 months ago
"There are definitely advantages to server-side programs. But we've found that making lightweight, clearly documented mini-libraries for different p..." | Read more » 4 months ago
"Just by way of context, in general, we try to develop lots of sub-libraries in pure JavaScript, like these: https://github.com/publiclab/leaflet-e..." | Read more » 4 months ago
" Thanks @DanielleS! I added tags benzene,toluene,ethylbenzene,xylene and activity:soil and others to help connect this up with other pages. :tada: " | Read more » 4 months ago
" Added a new section with input from @bansal_sidharth2996 -- New this year Once the term starts, we'll be asking all participants to review anoth..." | Read more » 4 months ago
"For those looking to help make new first-timers-only issues, a good source for them is the fto-candidate label, which often have all the right ingr..." | Read more » 4 months ago
" Hi @harshithpabbati! thank you! You aren't going to apply as a student as well? You can apply to both but only do one, i believe? @rbhatia46 also..." | Read more » 4 months ago
"awesome! On Fri, Mar 8, 2019 at 1:25 AM \<notifications@publiclab.org> wrote: Hi! You were mentioned by kvaswani2012 in a comment on the re..." | Read more » 4 months ago
" I had mostly meant that we ought to focus primarily on the Gitter-type JS Notification API, and if time remains in the summer, to follow-up with t..." | Read more » 4 months ago
"Also, I wonder if the inverted values are due to your using a blue not red filter? I believe the ndvi equation needs to be reversed too if you do t..." | Read more » 4 months ago
" Oh that's super, we'd love to see it. Thanks! " | Read more » 4 months ago
" Hi! Very cool! I'm curious if you've posted your code anywhere, I'd love to see it! " | Read more » 4 months ago
" :smiley: @namangupta i just replied to this tweet - will it work? https://twitter.com/PublicLab/status/1103311816548065280 " | Read more » 4 months ago
"Hi, all - just posting an update here; we've posted the Outreachy project for this summer here: https://www.outreachy.org/may-2019-august-2019-outr..." | Read more » 4 months ago
"Hi, all - just posting an update here; we've posted the Outreachy project for this summer here: https://www.outreachy.org/may-2019-august-2019-outr..." | Read more » 4 months ago
" Hi! We're aiming to use the JavaScript Notifications API, so more like Gitter, less like Facebook, as the initial/main project. However we're leav..." | Read more » 4 months ago
" Beautiful! " | Read more » 4 months ago
" I like this proposal - thanks! Noting 2 things - there's some good discussion of JS vs. Ruby for charting in Isha's proposal, which would be goo..." | Read more » 4 months ago
" Hi, Isha! There's a lot here, thank you, what a deeply thought-out proposal! I have a few suggestions for starters -- first, what if we made this..." | Read more » 4 months ago































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