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pvos
pvos


Author Comment Last activity Moderation
cversek "@tobi_k Hi, I am glad that there are others testing out these sensors with a skeptical attitude. Very often, the abosulute baseline readings from ..." | Read more » over 7 years ago
tobi_k "Hey, I also got myself the SainSmart MH-Z14 and I must say, I am not sure if I really trust the values. Mine (using Arduino and the UART interface)..." | Read more » over 7 years ago
jefffalk "Thanks for making the effort to explain and for doing the experiment. Yes, there is an interval of high correlation. " | Read more » about 8 years ago
cversek "@jefffalk Well, I hadn't done any correlation analysis yet, but I tend not to trust algorithms that yield a single number value judgement. To bet..." | Read more » about 8 years ago
jefffalk "Please explain what is meant by: "During the period when I am sleeping peacefully in my tent (after ~25 mins), the RH and CO2 readings seem to fluc..." | Read more » about 8 years ago
cversek "@donblair Yes, it wouldn't be so bad to set up a tent in one's domicile for the purpose of science. It seems like a lot of correlations can be ma..." | Read more » about 8 years ago
mathew "I'm trying to imagine how to calibrate the CO2 sensor-- Do you think we could fill up a series standard-sized balloons of some sort with a known ai..." | Read more » about 8 years ago
donblair "This is fantastic! I love the idea of using CO2 and/or RH as a metric for sleep quality / breathing patterns. I suppose you're getting a much st..." | Read more » about 8 years ago
flint "I would be happy to take some advice as to how to best show off the strembot. " | Read more » over 8 years ago
mathew "well, there's no explanation on your website. By googling the name on the sensor name visible in a photo of yours, I can see that its an e-tape mi..." | Read more » over 8 years ago
flint "No, it uses a passive depth sensor strip. See website. " | Read more » over 8 years ago
mathew "I'm wondering if you could post some more details or sketches of your design? is it using conductivity? " | Read more » over 8 years ago
donblair "Update: Amherst College has posted a follow-up on their Facebook page, here: https://www.facebook.com/amherstcollege/posts/690441407761 " | Read more » over 8 years ago
cfastie "DataStream " | Read more » over 8 years ago
warren "brooklog? " | Read more » over 8 years ago
warren "Something with "log" in it. WaterLog is taken :-P http://www.waterlog.com/ " | Read more » over 8 years ago
warren "Hey Don - do you have a catchy name for this sensor? Want to brainpolarvortex it? organizers call today! also it'd be a good thing to have as a wik..." | Read more » over 8 years ago
ttaylor "I just posted a research note with my little background study of the usefulness of color for Trapa classification; Here's the link. " | Read more » about 9 years ago
cfastie "Tom, Both WarnerLkVis7075.JPG and WarnerLkVis7136.JPG are there (case sensitive). Their NIR matches (2214 and 2275) are there too. The NIR images..." | Read more » about 9 years ago
ttaylor "Chris, some questions for you: 1) Is there a full resolution version of WarnerLkVis7075.jpg and WarnerLkVis7136.jpg somewhere for me to download? ..." | Read more » about 9 years ago
cfastie "philippg, Ned Horning has been working on these images, and has tried some segmentation approaches, but maybe nothing fractal or with spectral cohe..." | Read more » about 9 years ago
cfastie "Hi Cynthia, We got several GPS locations from patches of water chestnut, but I have not yet matched up the field descriptions with the GPS coordina..." | Read more » about 9 years ago
cboettner "This looks very encouraging as a possible tool for those of us trying to locate and control water chestnut. Since I haven't been involved since th..." | Read more » about 9 years ago
philippg "pretty nice results! it seems like the structural information is more telling than the spectral. did you try to calculate e.g. spatially resolved f..." | Read more » about 9 years ago