Community research

Welcome! This could be your dashboard if you joined Public Lab

Activity


Follow

New edit by joyofsoy

Make: Magazine

Changes »

about 12 hours ago | 0 | | 239 | 0

New edit by joyofsoy

Make: Magazine

Changes »

about 12 hours ago | 0 | | 239 | 0

New edit by er_jkshah

Irrigation Engineering

Changes »

2 days ago | 0 | | 6 | 0

New page by er_jkshah

Irrigation Engineering

2 days ago | 0 | | 6 | 0

New edit by joyofsoy

Community Science Forum

Changes »

4 days ago | 0 | | 298 | 21

New edit by joyofsoy

Community Science Forum

Changes »

4 days ago | 0 | | 298 | 21

New page by warren

sas

6 days ago | 0 | | 1 | 0

New edit by joyofsoy

Make: Magazine

Changes »

6 days ago | 0 | | 239 | 0

New edit by warren

Community Microscope Kit

Changes »

7 days ago | 0 | | 3,200 | 11

New edit by warren

Power Tags

Changes »

8 days ago | 1 | | 1,198 | 11

New page by warren

OneCranston

8 days ago | 0 | | 4 | 0

New page by warren

Geo Storytelling

8 days ago | 0 | | 2 | 0

New edit by liz

Make: Magazine

Changes »

10 days ago | 0 | | 239 | 0

New page by joyofsoy

csf17

11 days ago | 0 | | 2 | 0

New page by stevie

Agriculture

12 days ago | 0 | | 4 | 0

New page by stevie

Pipeline

12 days ago | 0 | | 9 | 0

New page by stevie

Industry

12 days ago | 0 | | 3 | 0

New page by stevie

particulate-matter

12 days ago | 0 | | 1 | 0

New page by warren

makelive

18 days ago | 0 | | 4 | 0

xose commented on Chosing which camera to obtain data from almost 3 years ago

Hi nnole! If you are using the spectralworkbench when you are prompt to authorize the use of the ...

xose commented on Advice regarding taking photos over frozen surface? almost 3 years ago

Hi stevie!! Cool experiment! In relation to white or high reflecting surfaces It's important to h...

sanchittechnogeek commented on Assemble a DIY Papercraft Spectrometer almost 3 years ago

Created a spectrometer! :) here are the pics below!

xose commented on Buggy spectral meter? Galaxy S7... almost 3 years ago

I've recently tried with a Nikon D700 + Elmarit 35mm with good results. If you have an extra len...

Mustapha commented on Balloon mapping images as a way to explain life in a refugee camp almost 3 years ago

thank you it's look amazing @liz ;-)

xose commented on Measuring Air Quality (PM) @ new years eve during fireworks almost 3 years ago

Woooow!!!!! Thanks a lot!!!

GreenFrogg commented on Measuring Air Quality (PM) @ new years eve during fireworks almost 3 years ago

Done! See the picture

xose commented on Measuring Air Quality (PM) @ new years eve during fireworks almost 3 years ago

Thanks a lot @GreenFrogg!! That would be great!

xose commented on Dustduino potentiometer testing almost 3 years ago

Hi @jeffalk! Thanks for your help! That's not a basic question. That's in fact the kind of answer...

jfd commented on Video Infragram almost 3 years ago

Nice! Thank you Warren, ok I will check it out. Yes, I will develop on Github... I will have some...

warren commented on an answer about Video Infragram almost 3 years ago

Are you developing on GitHub, and might I follow your progress there?

warren commented on an answer about Video Infragram almost 3 years ago

Well, basically we just take the incoming image pixel by pixel, and for each of the input pixels,...

warren commented on Preliminary PCBs for Particulates almost 3 years ago

I think this should now be possible with webjack-firmata and one of these nice cheap "Arduino Nan...

jeffalk commented on Dustduino potentiometer testing almost 3 years ago

Please excuse this basic question but what makes you think that all such devices should calibrate...

rockets commented on Pearl River Monitoring in Guangzhou almost 3 years ago

@rockets awards a barnstar to shanlter for their awesome contribution!

JuanfraAlvarez commented on Dustduino potentiometer testing almost 3 years ago

I have just found this: http://takingspace.org/wp-content/uploads/ShinyeiPPD42NS_Deconstruction_T...

JuanfraAlvarez commented on Dustduino potentiometer testing almost 3 years ago

thanks @warren, that post (pdf of field calibrations) is the reason we changed the sampletime to...

Jlmaybach commented on Is anyone doing any work with fungi? or bioremediation? almost 3 years ago

Hey Mushroomman! Fellow mycology fanatic here seeking some community resources that eventually l...

warren commented on an answer about "Full Spectrum" grow LED Testing almost 3 years ago

Well, the compensation is based on the sensitivity of the semiconductor, mostly (i believe). I th...

warren commented on Calibrating the spectrometer almost 3 years ago

Hi, it looks like your spectrum is quite blurry -- see the examples in the activity here: https:/...

warren commented on Calibrate your spectrometer in Spectral Workbench almost 3 years ago

I'm sorry - the tag should be #gain-control -- and although I don't have time myself at this poin...

warren commented on Dustduino potentiometer testing almost 3 years ago

Awesome post and good questions! I did find this interesting post w some possibly helpful info: ...

ddnoob commented on CCD Photodiode Array Spectrometer almost 3 years ago

Thank you very much, bhickman

jfd commented on Thermal Flashlight Using MLX90614 IR Evaluation Board From Sparkfun almost 3 years ago

Hi, great discussion. Probably the best thing here would be for us to build our own custom board ...

bhickman commented on CCD Photodiode Array Spectrometer almost 3 years ago

Hi ddnoob. I have not quantified the resolution, but by my estimate, the wavelength resolution is...

Iqbaljurist commented on Calibrate your spectrometer in Spectral Workbench almost 3 years ago

Dear Warren, @warren I could not click the hashtag. Also, could we have a live chat which we ca...

necisuperiorenzymes commented on How do environmental monitoring methods become recognized or official by US regulatory agencies? almost 3 years ago

This whitepaper explains how methods become Clean Water Act methods for wastewater analysis under...

necisuperiorenzymes commented on How can I find out what environmental monitoring methods are recognized by regulatory agencies? almost 3 years ago

The NELAC Institute has a lot of information on regulatory methods for environmental monitoring. ...

soheilkh commented on an answer about "Full Spectrum" grow LED Testing almost 3 years ago

Thanks Warren, (1) is there any specific filter that I can use to fix overcompensation of the lig...

warren commented on Calibrate your spectrometer in Spectral Workbench almost 3 years ago

Hi, there are some steps for intensity calibration outlined in #exposure-calibration, but they're...

NRG image of Lima from balloon

by warren over 8 years ago | 1 | | 95 | 0

Focus shift in bifocal filter?

by warren over 8 years ago | 1 | | 105 | -1

Kinect for 3d mapping from a car

by warren over 8 years ago | 2 | | 95 | 0

Images arriving from loose flight over Lima

by warren over 8 years ago | 0 | | 39 | -1

Nice spectra

by warren over 8 years ago | 0 | | 45 | 2

DIY Windmill and Solar Light Workshop

by warren over 8 years ago | 1 | | 42 | 2

Taller DIY de turbinas y luces solares

by warren over 8 years ago | 1 | | 20 | 2

Great shot for NDVI

by warren almost 9 years ago | 0 | | 90 | -1

Example NDVI usage in a vineyard

by warren almost 9 years ago | 1 | | 246 | -1

Taller de espectrometría "DIY" en Lima, Peru

by warren almost 9 years ago | 0 | | 60 | 2

Bifocal infrared/visible filter on a camera

by warren almost 9 years ago | 0 | | 92 | -1

Bifocal infrared/visible filter at Lima workshop

by warren almost 9 years ago | 6 | | 57 | -1

DIY Spectrometry Workshop in Lima, Peru

RSVP

Event by warren almost 9 years ago | 0 | | 487 | 1

NDVI test in Lima Peru

by warren almost 9 years ago | 4 | | 201 | -1

Very clear spectrum through pineapple

by warren almost 9 years ago | 7 | | 139 | -1

The Roomba Project

by byeongwon almost 9 years ago | 0 | | 84 | 0

Plant spectral timelapse (~7hrs)

by warren almost 9 years ago | 3 | | 50 | 0

UV photography & quartz lenses

by warren almost 9 years ago | 6 | | 42 | 0

Using the HITRAN database for spectral analysis

by warren almost 9 years ago | 6 | | 408 | 1

Methane absorption band at around 1100nm

by warren almost 9 years ago | 1 | | 134 | -1

Scanning spectrometry video test

by warren almost 9 years ago | 0 | | 42 | -1

Bayou St. Denis in Cartagen Knitter

by warren almost 9 years ago | 0 | | 44 | -1

Toy spectrometers arrived

by warren almost 9 years ago | 0 | | 230 | -1







A shared knowledge base for community science

New edit by joyofsoy about 12 hours ago - changes

Make: Magazine

New edit by joyofsoy about 12 hours ago - changes

Make: Magazine

New edit by er_jkshah 2 days ago - changes

Irrigation Engineering

New page by er_jkshah 2 days ago

Irrigation Engineering

New edit by joyofsoy 4 days ago - changes

Community Science Forum

New edit by joyofsoy 4 days ago - changes

Community Science Forum

New page by warren 6 days ago

sas

New edit by joyofsoy 6 days ago - changes

Make: Magazine

New edit by warren 7 days ago - changes

Community Microscope Kit

New edit by warren 8 days ago - changes

Power Tags

New page by warren 8 days ago

OneCranston

New page by warren 8 days ago

Geo Storytelling

New edit by liz 10 days ago - changes

Make: Magazine

New page by joyofsoy 11 days ago

csf17

New page by stevie 12 days ago

Agriculture

New page by stevie 12 days ago

Pipeline

New page by stevie 12 days ago

Industry

New page by stevie 12 days ago

particulate-matter

New page by warren 18 days ago

makelive

More »

The easiest way to start with Public Lab community is to ask a question.

See others' questions and ask your own here:

Questions »


Getting started exploring a local issue or concern?

Write an issue brief »


Topics

air-quality water-quality soil oil-and-gas climate sensors organizing more...