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Author Comment Last activity Moderation
warren "Just interested to see - could you modify the above images so the Pi versions show an outlined box where the smaller FOV of the webcam covers? It'd..." | Read more » over 4 years ago
warren "Fantastic note! Lots of good info on fisheye correction here, too: #fisheye " | Read more » over 4 years ago
warren " @warren has marked warren as a co-author. " | Read more » over 4 years ago
warren "@maggPi @partsandcrafts @wmacfarl @kgradow1 @dusjagr @gaudi @maxliboiron @j-bower @amirberagain " | Read more » over 4 years ago
warren "Awesome - any progress on this? I'd love to know your white balance settings too! " | Read more » over 5 years ago
warren "Talking with @wmacfarl, @kgradow1, @bmela and @partsandcrafts, you can get a card pre-installed with "NOOBS" -- the simplest starting operating sys..." | Read more » over 5 years ago
warren "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 » over 5 years ago
zengirl2 "This tutorial will help you--skip to software section after you check parts https://learn.adafruit.com/raspberry-pi-wearable-time-lapse-camera/over..." | Read more » over 5 years ago
Sidney_AstroPlant "Using NIR LEDs seems like a good option to look into and I'm happy to hear that I might not have to deal with extensive filtering! I just got a res..." | Read more » over 5 years ago
cfastie "A simple option might be to turn on some NIR LEDs when the photography happens. The NIR:VIS ratio might not match sunlight, but if you know what it..." | Read more » over 5 years ago
Sidney_AstroPlant "The kit is fully enclosed with LED with a certain blue and red ratio (I have to verify what the exact ratio is). This brings me to the conclusion t..." | Read more » over 5 years ago
cfastie "Thanks for adding a photo. NDVI is based on the assumption that the light illuminating the foliage has a certain proportion of NIR and VIS -- the p..." | Read more » over 5 years ago
cfastie "Using two cameras solves one of the two problems I described (mixed NIR and VIS). That problem can also be solved by measuring or making assumption..." | Read more » over 5 years ago
Sidney_AstroPlant "Thanks Chris for your response. My assumption was that the blue filter supplied with the RPI Noir camera blocks the red channel fully. So you get a..." | Read more » over 5 years ago
Sidney_AstroPlant "Thanks for the positive messages! I see that both of you are active in open source hardware and software initiatives. We are thinking to share our ..." | Read more » over 5 years ago
zengirl2 "Glad you posted here as you know I'm a fan of the project. :) " | Read more » over 5 years ago
cfastie "I haven't used the Pi NoIR cam and have not seen your photos, so I can only respond from general principles. Camera sensors are not as sensitive ..." | Read more » over 5 years ago
warren "Just wanted to say this looks really cool! " | Read more » over 5 years ago
aldrin "sir, do you now the right values of white balance in pi noir in capturing ndvi? " | Read more » almost 6 years ago
jfd "nice work! " | Read more » about 6 years ago
ajawitz "RE:Any Radio? Wow! I had no idea! That could definitely be really useful if you already have compatible equipment for another purpose RE:OpenCPN..." | Read more » over 7 years ago
danbeavers "An additional site http://www.discriminator.nl/ais/index-en.html and http://www.discriminator.nl/index-en.html show how to do it with any radio tha..." | Read more » over 7 years ago
khufkens "Thanks Mathew for the link back! The whole package should work perfectly now, I'm still working on implementing the input output part, where I can..." | Read more » almost 8 years ago
mathew "sounds cool. here's the link back to the context and description of PhenoPi http://publiclaboratory.org/notes/khufkens/04-24-2015/phenopi-a-citiz..." | Read more » almost 8 years ago