photosynthesis
photosynthesis


Author Comment Last activity Moderation
btbonval "If PhotosynQ people want to make their own wiki, they're free to grab the content from your note here or the wiki page I made from your note. Every..." | Read more » over 9 years ago
btbonval "Stripped out all the juicy plant bits and spectral mumbo jumbo. added it here: http://publiclab.org/wiki/multispectral-analysis-for-determining-pla..." | Read more » over 9 years ago
cfastie "I agree that this material is more appropriate for a wiki than a note, but I wanted people to see it. Such a wiki should be built by somebody at P..." | Read more » over 9 years ago
btbonval "Apologies if I was being pedantic. Now that I think about it, cleaning up the note isn't a great solution. Instead of changing this note, the perti..." | Read more » over 9 years ago
nedhorning "Good stuff. From my perspective NDVI is good for mapping vegetation and can provide some indication of overall health and is good at differentiatin..." | Read more » over 9 years ago
cfastie "Thanks Bryan. You're right that NDVI rose to fame as a satellite and airborne tool, and has only recently been used more widely at close range. It ..." | Read more » over 9 years ago
btbonval "Woops I skipped the part at the top where it seems to suggest in advertisement language that the PhotosynQ gives you this and more! Any chance you..." | Read more » over 9 years ago
btbonval "This is a really good collection of information about photosynthesis and spectral analysis. My understanding was that NDVI has largely been used f..." | Read more » over 9 years ago
cfastie "Thanks Greg, that helps a lot. I'm just getting a feeling for how complicated the fluorescence measurements are. It looks like fluorescence will be..." | Read more » over 9 years ago
gbathree "Phew - Ok, talked with Dave about it to confirm about the reflectance contribution piece, here's my response: First, yes I think it is misleading ..." | Read more » over 9 years ago
cfastie "Greg, that’s very exciting progress. Your new summary of all the measurements that can be taken with a MultispeQ is excellent. It’s the best descri..." | Read more » over 9 years ago
natalie "This is a wonderful project!!! This might be a great companion to the Infragram Plant Monitoring... " | Read more » over 9 years ago
cfastie "nbawawa, Yes there is a lot of potentially confusing information in this research note. The note is about a very special case in which photosynthe..." | Read more » almost 10 years ago
nbawawa "hi guys, it's my first post here, sorry for my english but I'm a french native speaker :o) Just to be sure : if well understood, the goal of th..." | Read more » almost 10 years ago
aldehyde "I have applied to participate in the beta testing. Can I rely on the acquisition of a device. If yes, please tell when and where to transfer the mo..." | Read more » over 10 years ago
gbathree "Of course! We do need credit or debit card to buy the unit, so as long as you have that we'd love to have you. It's $150 bucks to cover the cost ..." | Read more » over 10 years ago
aldehyde "Can I become a beta tester, if I live in Ukraine? Thanks! " | Read more » over 10 years ago
gbathree "You can sign up for the beta here: http://photosynq.org/beta-test-application/ We'll be closing beta applications pretty soon, so if you're inter..." | Read more » over 10 years ago
aldehyde "Where and how to purchase PhotosynQ or MultispeQ? Thanks! " | Read more » over 10 years ago
mathew "sorry, I was confused. clearly dual camera. " | Read more » over 10 years ago
cfastie "Mathew, To make sure there is no confusion, the (NIR-Red)/(NIR+Red) formula is not used for the BG3 filter because there is no red visible channel...." | Read more » over 10 years ago
mathew "You and Ned are doing a great job of fleshing out this red vs. blue NDVI issue. thanks. its interesting to me that you can get such clear results..." | Read more » over 10 years ago
mathew "I love these, Chris. makes me want to process some of my passenger-pigeon shots. " | Read more » over 10 years ago
warren "Amazing! You should rectify the concentrator photo and contact them... i bet they don't have as up to date an image as you took! " | Read more » over 10 years ago