One day left for Public Lab's 🎈 Mini Balloon & Kite Kit as part of Kickstarter Gold -- take a look!



RSS feed for warren Preview profile tag system


warren 7078 research notes and wiki edits | Admin



Thursday Apr. 18th balloon mapping at the Cordova

by warren over 4 years ago | 0 | 1,749 | 0

(reposted from Matthew Shanley [on the plots-boston mailing list](https://groups.google.com/fo...

Read more


New spectrometer liner design with integrated camera mount

by warren over 4 years ago | 5 | 3,405 | 0

I've been wondering if we can make the spectrometer camera mount better and more straightforward ...

Read more


Public Lab Presentation at Personal Democracy Forum 2011

by warren over 4 years ago | 0 | 2,024 | 0

Archiving the presentation I gave at Personal Democracy Forum 2011: <iframe src="https://docs....

Read more


Public Lab presentation at CU Mapping Democratization Conference, 2011

by warren over 4 years ago | 0 | 1,100 | 0

Archiving CU Boulder, Sept 2011 presentation entitled "Situating activist mapping technology" (44...

Read more



Presentation to FOSS4G Denver, 2011

by warren over 4 years ago | 0 | 1,024 | 0

Archiving my presentation to FOSS4G 2011: Crowdsourcing Aerial Image Mapping with MapMill.org and...

Read more


WhereCamp Boston 2011 presentation

by warren over 4 years ago | 0 | 1,373 | 0

Archiving my presentation, entitled "Public Lab Mapping Toolkit: Software for Grassroots Mapping"...

Read more


Presentation to AAA, Nov 16, 2011

by warren over 4 years ago | 0 | 866 | 0

Archiving a presentation Shannon Dosemagen and I gave at the Association of Am...

Read more


(Old) Public Lab presentation at Harvard Kennedy School from Feb 13 2012

by warren over 4 years ago | 0 | 977 | 0

I gave a presentation at Harvard Kennedy School last year; just archiving this for future use! ...

Read more



Crowdfunding an open source community: how backers become contributors

by warren over 4 years ago | 0 | 2,377 | 0

This post is [cross-listed at the PBS IdeaLab blog](http://www.pbs.org/idealab/2013/04/how-pu...

Read more


Public Lab/open spectrometry presentation

by warren over 4 years ago | 0 | 2,289 | 0

I'm giving an Ignite talk on Monday at Ignite LocationTech in Boston, and put together these slid...

Read more


Macro system for Spectral Workbench API

by warren over 4 years ago | 0 | 2,150 | 0

The Spectral Workbench API is getting a boost with a new system f...

Read more


Plastics options for spectrometers

by warren over 4 years ago | 2 | 2,449 | 0

After issues with the high reflectivity of some black paper stock in the near-infrared range, I w...

Read more



Telemark skin glue for re-stickable spectrometer attachment

by warren over 4 years ago | 1 | 4,037 | 0

I'm trying to use the re-usable glue which is used to stick telemark skins (for climbing uphill i...

Read more


Can you take NDVI/NRG infrared composites on a smartphone

by warren over 4 years ago | 1 | 3,169 | 0

i.e. without removing the infrared block filter? Above is an attempt just with/without an IR-pass...

Read more


Opening up a Spectronic 20

by warren over 4 years ago | 7 | 6,652 | 0

I finally opened the Spectronic 20 underside and here's what it looks like! Great to see they jus...

Read more


IRCam compact wiring prototype

by warren over 4 years ago | 1 | 1,854 | 0

Just a quick update about the in-development IRCam -- trying to make the case more compact by usi...

Read more




Countertop and Mobile Spectrometers and iOS progress

by warren over 4 years ago | 0 | 3,820 | 0

[Reposted from Kickstarter](http://www.kickstarter.com/projects/jywarren/public-lab-diy-spectrome...

Read more


Feb 20th Public Lab meetup in Somerville MA

by warren over 4 years ago | 11 | 2,243 | 0

We're hoping to have a chance for Public Lab folks to meet, discuss their projects, and possibly ...

Read more


Like buttons for spectra on SpectralWorkbench.org

by warren over 4 years ago | 0 | 1,968 | 0

I spent some time today implementing a basic "like" function so you can mark your favorite spectr...

Read more



Light socket tests for countertop spectrometer, 3d prints of mobile spectrometer

by warren over 4 years ago | 0 | 4,147 | 0

I've been working with Cort on final parts lists and a final design for the [countertop spec](/wi...

Read more


Spectrometers arriving: what next?

by warren over 4 years ago | 0 | 2,489 | 0

All but 64 of the Desktop Spectrometry Kits are now shipped, and from [the buzz on Twitter](https...

Read more


Now shipping open source spectrometers!! Plus iOS/Android & preorders

by warren over 4 years ago | 0 | 3,596 | 0

900 webcams just arrived, and we are in the midst of final assembly for the 974 Desktop Spectrome...

Read more


Instructions for Desktop Spectrometry Kit & 'backpack' design sketches

by warren over 4 years ago | 0 | 4,689 | 0

Quick update; we've completely revised the assembly instructions for the [Desktop Spectrometry Ki...

Read more



Massive updates to Spectral Workbench

by warren over 4 years ago | 1 | 3,925 | 0

If you've used Spectral Workbench recently, you may have noticed...

Read more


Spectronic 20 spectrometer for comparison to our own

by warren over 4 years ago | 3 | 4,906 | 0

Nadya just gave me a great present -- an old Spectronic 20 spectrometer (analog...!) which we can...

Read more


Spectrometer assembly in full swing

by warren over 4 years ago | 1 | 3,537 | 2

The [DIY Spectrometry Kickstarter project](kickstarter.com/projects/jywarren/public-lab-diy-spect...

Read more


Measuring our community growth using web traffic

by warren over 4 years ago | 0 | 2,175 | 0

I keep an eye on our web traffic at PublicLaboratory.org as a way to see how the community is gro...

Read more



Boston-area MapKnitter meetup

by warren over 4 years ago | 0 | 2,193 | 2

Learn to turn aerial photos into stitched web maps (or GeoTiffs) with the open source tool [MapKn...

Read more


New Spectral Workbench analysis interface

by warren over 4 years ago | 2 | 2,180 | 0

As the new [Capture interface for Spectral Workbench] has improved dramatically, the Analyze inte...

Read more


How To Make Time Lapse Spectrometer

LightWaveResearch8000 asked about 6 days ago

Answers by warren

How do I install a bootloader on a Riffle data logger?

Accepted

warren asked about 17 days ago

Answers by warren

Desktop Spectrometry Kit to arduino?

jjoll asked about 22 days ago

Answers by warren

How can we get rid of spam on the main PL page?

marlokeno asked about about 1 month ago

Answers by warren

What would be a good basic activity to test out a data logging device in water?

Accepted

stevie asked about about 1 month ago

Answers by warren

answered on Jun 16, 2017 0

answered on Jun 20, 2017 0

Show all 4 answers »

Can anyone help with weather station recommendations?

Accepted

stevie asked about about 1 month ago

Answers by warren

Cheap, lightweight GoPro alternatives for aerial mapping?

Accepted

warren asked about 2 months ago

Answers by warren

answered on Jun 12, 2017 0

answered on Jun 14, 2017 0

Show all 5 answers »

How can real-time camera monitoring be set up?

cherylh asked about 2 months ago

Answers by warren

answered on May 16, 2017 0

answered on Jun 19, 2017 0

Show all 4 answers »

What are the health effects related to fine particles of calcium carbonate?

Accepted

stevie asked about 2 months ago

Answers by warren

answered on May 12, 2017 0

answered on May 12, 2017 1

answered on May 16, 2017 0

answered on May 22, 2017 1

Show all 6 answers »

Decibel meters for iPhones?

Accepted

warren asked about 3 months ago

Answers by warren

Is this government security warning on NOAA new?

marlokeno asked about 4 months ago

Answers by warren

Good guides on doing a photo survey of a site?

Accepted

warren asked about 4 months ago

Answers by warren

answered on Mar 14, 2017 0

answered on Mar 14, 2017 0

answered on Apr 10, 2017 0

Show all 4 answers »

JDEPC-OV05 camera intelligent exposure

tim_spec asked about 5 months ago

Answers by warren

what causes spectral colors to be reversed?

vgoebel asked about 6 months ago

Answers by warren

Fraunhofer Lines at higher resolutions?

stef asked about 6 months ago

Answers by warren

How to get spectral data in excel or other formats

Accepted

suha asked about 6 months ago

Answers by warren

Can you process multiple images at the same time?

JonathanM32 asked about 6 months ago

Answers by warren

orientation of slit vs that of diffraction grating

wlkwong asked about 7 months ago

Answers by warren

Video Infragram

Accepted

jfd asked about 7 months ago

Answers by warren

Ambient/Light Bulb Testing

idev247 asked about 8 months ago

Answers by warren

How do I make a video from a series of photos?

Accepted

warren asked about 8 months ago

Answers by warren

answered on Dec 05, 2016 0

answered on Dec 05, 2016 0

Show all 4 answers »

Spectral Workbench recording time?

Accepted

dhale2 asked about 8 months ago

Answers by warren

Calibration of spectra fails

Paul_P asked about 8 months ago

Answers by warren

Why copy calibration does not apply?

aelobo asked about 8 months ago

Answers by warren

Intensity for spectra too low?

chuynh451 asked about 9 months ago

Answers by warren

Is there an iPhone app for foldable spectrometer?

CanfieldC asked about 9 months ago

Answers by warren

Can you share a link to project documentation?

vwls asked about 9 months ago

Answers by warren

Error on calibrating uploaded spectrum

sarahcm asked about 9 months ago

Answers by warren

Can anyone help me troubleshoot my NDVI imagery?

abdul asked about 9 months ago

Answers by warren

lightweight air quality sensors for a weather balloon

glenc asked about 9 months ago

Answers by warren

answered on Oct 12, 2016 0

answered on Jun 19, 2017 0

Show all 2 answers »

how to delete my spectra on Spectral Workbench

redleon asked about 9 months ago

Answers by warren


How can I reduce ambient light inside the Desktop Spectrometry Starter Kit?

Accepted

warren asked about 10 months ago

Answers by warren

answered on Sep 20, 2016 0

answered on Sep 20, 2016 0

Show all 5 answers »

What's the best way to archive/store a timelapse video?

warren asked about 10 months ago

Answers by warren

answered on Sep 16, 2016 0

answered on Dec 08, 2016 0

Show all 2 answers »

Question: What is the Open Source Community's Take the MIT License?

Accepted

nshapiro asked about 11 months ago

Answers by warren


Does the new Question feature work?

Accepted

warren asked about 11 months ago

Answers by warren

Question: Using a webcam with a image resolution of 1920x1020

seko asked about about 1 year ago

Answers by warren

Question: How to rename a set?

AndrewJamesLaplante asked about about 1 year ago

Answers by warren

Question: How do I get the calibration user interface?

PeterDH asked about about 1 year ago

Answers by warren

View these maps <a href='//mapknitter.org/profile/warren'>at MapKnitter.org &raquo;</a>

Title Creation date Image