Community research

cfastie commented on Using 2 camera try to find NDVI Image. Please verify my image . about 4 years ago

The original photo above has some potential for conversion to NDVI, but the red channel (NIR) is ...

warren commented on Catch Basins 101: How to clean a catch basin with one person in 68 minutes. about 4 years ago

Tremendous, thank you!

stevie commented on How can the public find or make maps of the polluters next door? about 4 years ago

Hi Mary! Good questions and you mentioned a number of resources I would have suggested as startin...

stevie commented on Catch Basins 101: How to clean a catch basin with one person in 68 minutes. about 4 years ago

wow, great post! thanks for sharing. The step by step photos are really helpful.

Kalarav commented on Using 2 camera try to find NDVI Image. Please verify my image . about 4 years ago

Dear @cfastie, Thank you for your kind response. Actually, I'm not getting the meaning of Color k...

eustatic commented on Catch Basins 101: How to clean a catch basin with one person in 68 minutes. about 4 years ago

let's all go out and keep this concrete lilypad afloat! in regards to keeping these clean, resid...

eustatic commented on Catch Basins 101: How to clean a catch basin with one person in 68 minutes. about 4 years ago

I've lifted lids before. In that case, which happened in a world without lawyers, I used gloves...

eustatic commented on Catch Basins 101: How to clean a catch basin with one person in 68 minutes. about 4 years ago

excellent! thanks for this. @Stevie

Mempet commented on an answer about Water Filter Effectiveness about 4 years ago

Hi @gretchengehrke! Thanks for letting me know about this! I might actually be able to use it. Ho...

Mempet commented on an answer about Natural Disinfectant about 4 years ago

Hi @gretchengehrke! The filter is a pvc/water bottle contraption, which contains f-sand. F-sand i...

warren commented on What are soil sampling protocols being used by groups along the gulf coast? about 4 years ago

@eustatic mentioned the segment on soil sampling in the Oil Testing Booklet we did: https://publi...

gretchengehrke commented on Natural Disinfectant about 4 years ago

Hi @Mempet, in my experience, submerged filters (and any equipment that is submerged) generally n...

gretchengehrke commented on Water Filter Effectiveness about 4 years ago

Hi @Mempet, Could you use a turbidity tube like this one: https://www.carolina.com/environmental-...

warren commented on Kite Photo of Ongoing Coal Pollution in Plaquemines Parish, LA about 4 years ago

Just wanted to link up this old post with the great followup summary here: https://publiclab.org/...

liz commented on Web Working Group Update 20: August 2017 about 4 years ago

Amazing!!! What a stupendous pile of work! Congrats and thanks to all involved.

liz commented on Mini Pearl Logger Replication about 4 years ago

@cfastie here's the link to the known bug currently affecting the display of replications on the ...

liz commented on Catch Basins 101: How to clean a catch basin with one person in 68 minutes. about 4 years ago

Admirable work! I hope you enjoyed a cool beverage after this. Perhaps this documentation can be ...

zengirl2 commented on Mini Pearl Logger Replication about 4 years ago

@cfastie thanks for pointing out that I used the new small SD card module. Your comments about en...

cfastie commented on Mini Pearl Logger Replication over 4 years ago

Leslie, it's really good you got this working. Thanks for troubleshooting the RTC library. It loo...

warren commented on GSoC Submission for Map of Projects over 4 years ago

Sorry for late reply -- yes, feel free to add the Display segment here. It was a cool last-minute...

warren commented on GSOC 2017 FINAL REPORT; EMAIL NOTIFICATIONS OVERHAUL over 4 years ago

Hi, @stella - i agree with Ujitha, perhaps you can add a bit more detail, for example linking to ...

warren commented on Getting to know plotsbot over 4 years ago

Hi, @ryzokuken - this looks great. I still feel you could link more clearly to https://github.com...

iamchriskelley commented on Sync-mod for ambient background removal -- first tests over 4 years ago

Hi @donblair, I came across this post while dealing with the same struggle -- ambient light reje...

warren commented on Report-back from Open Call on Hurricane Harvey response and coordination over 4 years ago

Hi, all - some followups via Scott Eustis of Gulf Restoration Network -- @eustatic: Re: imagery,...

cfastie commented on Using 2 camera try to find NDVI Image. Please verify my image . over 4 years ago

Sorry I was wrong about your original photo being grayscale. You are correct that it is color pho...

islenos commented on Testing Water For Specific Polluting Compounds over 4 years ago

Hi Rajan! I'd love to know if you were able to figure out how to measure these compounds using th...

warren commented on an answer about How do I make a video from a series of photos? over 4 years ago

Just found a good video for this: https://www.youtube.com/watch?v=qWRyZDxtZ1I

hppyromz commented on Question: Do you guys retract the kite / balloon line manually? over 4 years ago

Authorized disclosures include limited circumstances such as the following: (a) in a legal procee...

hppyromz commented on Question: Can an Infra-Red Modified Camera distinguish between Eelgrass and other Aquatic Flora? over 4 years ago

If you were to bring your own IR source (most likely IR LED) under the water's surface and emit t...

hppyromz commented on Question: the camera look only white and dont have focus...it´s teh camera bad? over 4 years ago

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