barnraising2014
barnraising2014


Author Comment Last activity Moderation
eustatic "Everyone looks so worried! ha " | Read more » over 8 years ago
ygzstc "Great job Chris! I look tired though :-) " | Read more » about 9 years ago
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 » about 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 » about 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 » about 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 » about 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 » about 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 » about 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 » about 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 » about 9 years ago
geraldmc "Does it matter that most research in Public Lab research notes is not reproducible? Insofar as reproducibility builds trust and trust binds and co..." | Read more » about 9 years ago
stoft "Liz, good points. It might be useful to draw a general dividing line between research and data collection. Research often requires data collection,..." | Read more » about 9 years ago
liz "I've noticed that we use the word reproducibility/replicability towards (at least) two ends: 1) can you build a tool according to instructions that..." | Read more » about 9 years ago
liz "check this out, @p_silva_82 " | Read more » about 9 years ago
stoft "This is a good topic and, IMHO, points to the heart of entire PLab hypothesis -- that reproducible scientific measurements are possible by a broad ..." | Read more » about 9 years ago
warren "Community members could try to help tag new notes as appropriate to generate such prompts for others...? " | Read more » about 9 years ago
warren "It might be more important to invite authors to include enough information in the research note so that reproducing the result is possible Love th..." | Read more » about 9 years ago
donblair "Oh, my gosh. Sharing widely. So neat! " | Read more » about 9 years ago
cfastie "Ned - The white balance preset used for those photos was "Sunny." Jeff Taylor at Event38 recommends either Cloudy or AWB, so it is apparently not t..." | Read more » over 9 years ago
geraldmc "More from Droneyard on the Schott BG3 compared to the Event38 custom filter plus a single image processing tutorial for Fiji. " | Read more » over 9 years ago
nedhorning "Interesting - My guess is that the preset white balance is responsible for the nice looking images. It would be interesting to record some RAW imag..." | Read more » over 9 years ago
geraldmc "Fantastic result Chris, very cool! " | Read more » over 9 years ago
Jeff_Event38 "We typically use the cloudy white balance or AWB. With this generation of filters it's not as sensitive to white balance issues as our previous for..." | Read more » over 9 years ago
cfastie "Thanks Jeff. I guess a handy feature of using a blue filter like this is that the NIR data is captured in the red channel. So with the right white ..." | Read more » over 9 years ago