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16 days ago

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PurpleAir

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29 days ago

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OpenHour Archive

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29 days ago

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OpenHour Archive

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29 days ago

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OpenHour Archive

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29 days ago

New edit by joyofsoy

OpenHour

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29 days ago

New edit by joyofsoy

OpenHour Archive

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29 days ago

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OpenHour Archive

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29 days ago

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Board of Directors

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29 days ago

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sandbox-sitemap

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about 1 month ago

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Inline maps

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about 1 month ago

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Inline maps examples

about 1 month ago

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Getting rid of Cats-Claw Vines

about 1 month ago

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Name your project here

about 1 month ago

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Alternative solar materials

about 1 month ago

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Choosing a method for Particulate Matter Monitoring

about 2 months ago

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sentinel

about 2 months ago

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vrf

about 2 months ago

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Agrotóxicos en Cosquín - Argentina

about 2 months ago

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jobs

2 months ago

warren commented on Use Image Sequencer for NDVI plant analysis with 2 images 4 months ago

Hi, you can use this simpler sequence for that: https://sequencer.publiclab.org/examples/#steps=...

ThomasTaufan commented on Feasibility-check: NDVI analysis of moss 4 months ago

Chris, please look at my image taken from modified camera using red filter bought from Public Lab...

tapariayogesh commented on Microscope Webcam Conversion 4 months ago

What is the viewing angle of the camera lens?

ThomasTaufan commented on Use Image Sequencer for NDVI plant analysis with 2 images 4 months ago

how to process single multispectral image with the modified webcam and red filter? Because when I...

danieisnietgek commented on Spectral Workbench so slow on raspberry pi zero 4 months ago

Thanks changed it like you mentioned

warren commented on How to calculate NDVI index in python ? 4 months ago

Ah, in the infragram code, it clips anything above 1.0. But there's not a lot in the image that w...

it13 commented on How to calculate NDVI index in python ? 4 months ago

Hello, Thanks for your support. In this we have refer below link for ndvi calculation. http://ceh...

liz commented on Download & Analyze Purple Air data 4 months ago

Wow this is awesome! Thank you for these contributions @wu_ming2

warren commented on How to calculate NDVI index in python ? 4 months ago

Ah, i see! So, when I drop your original image into https://publiclab.github.io/infragram/, and r...

it13 commented on How to calculate NDVI index in python ? 4 months ago

Hello Yes We are using Blue filter camera for capture images. but now we are getting ndvi image p...

wu_ming2 commented on Download & Analyze Purple Air data 4 months ago

I just updated https://repo.or.cz/purpleair-notify.git It's a complete re-write adding Discord !...

wmacfarl commented on DFRobot Turbidity Sensor Troubleshooting 4 months ago

This screw actually /doesn't/ calibrate the sensor. It sets the /threshold/ for digital output. ...

warren commented on How to calculate NDVI index in python ? 4 months ago

Hi! This looks pretty good, actually -- you're using a blue filter, i see; there's evidence that ...

Reenesa commented on Outreachy proposal: 4 months ago

thank you @bansal_sidharth2996

Bronwen commented on Building Snake Plant Air Remediation kit in Bangalore, India 4 months ago

@Bronwen awards a barnstar to deeptalaxmibharadwaj for their awesome contribution!

it13 commented on How to calculate NDVI index in python ? 4 months ago

Hello Warren, Thanks For Reply. This is my Orignal Image and ndvi image NDVI image Original Im...

warren commented on How to calculate NDVI index in python ? 4 months ago

Hi, can you share the image you're trying to process, and the output you're getting? Thanks!

it13 commented on How to calculate NDVI index in python ? 4 months ago

Hello MaggPi, Thanks For The Reply. We Are Using Beta sequncer library for ndvi image conversion....

MaggPi commented on How to calculate NDVI index in python ? 4 months ago

Hi, there are a couple of things to look out for: conversion of data types and not dividing by ze...

warren commented on DFRobot Turbidity Sensor Troubleshooting 4 months ago

I think there is a little screw that can be turned to "tune" each sensor board, so I wonder if yo...

zengirl2 commented on DFRobot Turbidity Sensor Troubleshooting 4 months ago

Hey, I have a couple of questions that may help to look at the hardware side: Did you use a pho...

pataxte commented on mapknitter, downloading, exporting 4 months ago

Thanks Jeff! No problem, I figured this out - the basic process of export --> download, now it...

mimiss commented on Building the Simple Turbidity Sensor Prototype 4 months ago

When discussing ways to make the blinking light easier to read/a bit more accessible at last nigh...

warren commented on Building the Simple Turbidity Sensor Prototype 4 months ago

Maybe we could do both sound and light? That way it is adaptable for different abilities too. I ...

mimiss commented on Building the Simple Turbidity Sensor Prototype 4 months ago

Love this build and excited to work more with these sensors. Thanks for putting together such gre...

warren commented on mapknitter, downloading, exporting 5 months ago

Sorry for slow response here! Just checking -- so, exporting generates downloads, which then appe...

cess commented on Improved smartphone-friendly posting form designs: feedback welcome! 5 months ago

Gotcha, yeah I am available

warren commented on Building the Simple Turbidity Sensor Prototype 5 months ago

So, i realized entering control-shift-; in a google spreadsheet enters the exact time/date in a c...

warren commented on Improved smartphone-friendly posting form designs: feedback welcome! 5 months ago

Hi, Cess! I think we need only one for notes, for now. The questions one already exists, and this...

cess commented on Improved smartphone-friendly posting form designs: feedback welcome! 5 months ago

Hey @jywarren, do we want to have two different templates for this? One for the questions and ano...

Immigration in Cranston

by joyofsoy 6 months ago

Memories with Molly

by joyofsoy 6 months ago





A shared knowledge base for community science

New edit by joyofsoy 29 days ago - changes

PurpleAir

New edit by joyofsoy 29 days ago - changes

OpenHour Archive

New edit by joyofsoy 29 days ago - changes

OpenHour Archive

New edit by joyofsoy 29 days ago - changes

OpenHour Archive

New edit by joyofsoy 29 days ago - changes

OpenHour

New edit by joyofsoy 29 days ago - changes

OpenHour Archive

New edit by joyofsoy 29 days ago - changes

OpenHour Archive

New edit by liz 29 days ago - changes

Board of Directors

New edit by liz about 1 month ago - changes

sandbox-sitemap

New edit by warren about 1 month ago - changes

Inline maps

New page by warren about 1 month ago

Inline maps examples

New page by ExtinctAnimals about 1 month ago

Getting rid of Cats-Claw Vines

New page by warren about 1 month ago

Alternative solar materials

New page by joyofsoy about 2 months ago

sentinel

New page by joyofsoy about 2 months ago

vrf

New page by xose about 2 months ago

Agrotóxicos en Cosquín - Argentina

New page by joyofsoy 2 months ago

jobs

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