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KushalKC commented on Do we need to calibrate a camera after removing IR filter? : "And should we be concerned regarding geometric calibration too? I don't think replacing a filter would add some distortion in the image. " | Read more » 30 days ago
warren commented on Scissors-only build of wider papercraft spectrometer : "Posted some refinements! https://publiclab.org/notes/warren/05-04-2016/tweaks-to-foldable-mini-spectrometer-design#c17578 Making it much easier to..." | Read more » about 1 month ago
warren commented on Tweaks to foldable mini-spectrometer design : "Update -- I removed the tab-and-slots, to simplify cutting a bit, and added some instructions on how to cut out the windows with just scissors (thi..." | Read more » about 1 month ago
warren commented on How do I stabilize smaller balloons and prevent them from being blown down in the wind? : "Whoa, this is very cool! Have you done flight tests with these? I'd love to see some build instructions for either of these -- thanks for reporting..." | Read more » about 1 month ago
warren commented on Help with a standard mini-evaluation for assessing software outreach efforts? : "Quick additional questions -- for ethnicity, was there an important reason the Community Survey doesn't allow "check all"? (I usually check more th..." | Read more » about 1 month ago
warren commented on Help with a standard mini-evaluation for assessing software outreach efforts? : "OK, so I was able to work almost verbatim from the diversity and participation sections from the 2017 Community Survey -- i left a comment about ad..." | Read more » about 1 month ago
warren commented on Help with a standard mini-evaluation for assessing software outreach efforts? : "Great, thanks Liz - really helpful. The diversity section and the participation section (as you mentioned in chat a moment ago) would be super to i..." | Read more » about 1 month ago
Zengirl2 commented on Cartoscope GRN Harvey: Requests for feedback -- not ready for use : "@sspatharioti so nice to see this coming together. I took a try at it and I only had wordsmith stuff. Wasn't sure about the term "overflight observ..." | Read more » about 1 month ago
liz commented on Help with a standard mini-evaluation for assessing software outreach efforts? : "Thanks Jeff! There is also a need to coordinate this survey with the other surveys that are sent around Public Lab, such as other post-experience s..." | Read more » about 1 month ago
cfastie commented on Do we need to calibrate a camera after removing IR filter? : "Yes, any photo can be processed using the NDVI equation to get an NDVI image. My answer above explains why the resulting NDVI image might not be ve..." | Read more » about 1 month ago
warren commented on Identify Plastic Material Using Infrared Imaging : "Hi, possibly also see this related question: https://publiclab.org/questions/jjoll/06-03-2017/can-a-spectrometer-be-used-to-detect-material-type " | Read more » about 1 month ago
warren commented on Can a Spectrometer be used to detect material type? : "Also see this related question: https://publiclab.org/questions/shaikhgous/11-18-2016/identify-plastic-material-using-infrared-imaging " | Read more » about 1 month ago
warren commented on Getting the spectrometer to work with a Raspberry Pi? : "Yes, I think that's be great. I'm adding this as a "challenge" on the Spectrometry page, hope someone picks it up. Also see related: https://public..." | Read more » about 1 month ago
warren commented on Getting the spectrometer to work with a Raspberry Pi? : "Also see this question on getting data off a Raspberry Pi via keyboard emulation: https://publiclab.org/questions/warren/04-29-2017/getting-a-raspb..." | Read more » about 1 month ago
warren commented on Can we take photos with the Raspberry Pi Zero W and Raspberry Pi camera? : "Wasn't there an installable package or image that sets up a web-based photo interface? I think @xose mentioned it -- anyone remember? Thanks! " | Read more » about 1 month ago
KushalKC commented on How to connect a creative cam notebook with a smartphone? : "If there are apps for it, could you please name one of them. " | Read more » about 1 month ago
KushalKC commented on Do we need to calibrate a camera after removing IR filter? : "But the Public Lab has other thing to say. This page https://publiclab.org/wiki/multispectral-imaging points out that the image once taken from mod..." | Read more » about 1 month ago
warren commented on Project Night: DIY Microscopes! : "This is awesome -- are you ordering the bolts + nuts that we'd want to have at the Barnraising as well? We're trying to get a list of Amazon links ..." | Read more » about 1 month ago
warren commented on Open shop at the Barnraising: Useful? If so, what tools and materials? : "@kgradow1 mentioned: HDMI monitor (find someone local who has one?) duct tape, scissors, electrical tape, soldering irons ask Dan B if he can bri..." | Read more » about 1 month ago
warren commented on Assemble a DIY Papercraft Spectrometer : "That's so awesome, @sanchittechnogeek -- did it go smoothly for you? any trouble, or improvements you made? " | Read more » about 1 month ago
warren commented on What is the ideal white balance for the Infragam Point and Shoot? : "Note: we now have a guide to setting white balance, although this question still stands for what the settings should actually be. https://publicla..." | Read more » about 1 month ago
warren commented on Initial results and resolution of timelapse mode issue: PL Mobius Infragram Point and Shoot : "Awesome, i added this info to the new activities on configuring Mobius cams: https://publiclab.org/wiki/infragram-point-shoot#Activities Thanks!!! " | Read more » about 1 month ago
warren commented on How can one Infragram photo produce different NDVI results? : "Hi, Chris - we're (finally) hoping to address this in a few different ways, and thanks for your excellent and thoughtful suggestions. I've been bre..." | Read more » about 1 month ago
warren commented on Tweaks to foldable mini-spectrometer design : "I also worked on this, which is a bit easier to assemble and can go together without tape or glue, though it takes up more space on the page: http..." | Read more » about 1 month ago
riyamisra commented on Any way to improve on the DVD grating? : "Thanks for sharing you have a very nice question clash of clans online game " | Read more » about 1 month ago
cfastie commented on Need your feedback on Tag pages : "Another thing that makes tag pages sort of mysterious is that you can get to one by searching for "https://publiclab.org/tag/balloon-mapping", but ..." | Read more » about 1 month ago
cfastie commented on Need your feedback on Tag pages : "Hi Tommy, I just learned last month that when you search for a tag that has been used at publiclab.org you can get two different results. If the t..." | Read more » about 1 month ago
eustatic commented on Hurricane Harvey Impact Image Sort : "algae blooms? woah. thanks! " | Read more » about 1 month ago
Zengirl2 commented on Winds aloft: sensor overload : "@cfastie well isn't that NASA item a bit complicated. Here's an Instructable that mentions that process. http://www.instructables.com/id/Low-Altit..." | Read more » about 1 month ago
cfastie commented on Winds aloft: sensor overload : "Thanks Zengirl. I don't think you can buy a NASA Aeropod. You can license the technology from NASA and manufacture them, but I don't know if anyone..." | Read more » about 1 month ago