near-infrared
near-infrared


Author Comment Last activity Moderation
RehmaanMalik "Nice try Natalie Ui Developer @ RailsCarma & Carmatec " | Read more » almost 7 years ago
ashishkochaar "It is really very awesome. I am also trying to take the selfies like this but when I was at Chase Routing Number Texas then I had taken a lot of se..." | Read more » about 7 years ago
platteferguson "So my million dollar question do I buy 3 or 4 inspire 2.0 with extra batteries or go for the new Ebee SQ ag drone for 12-15k with the multi spec wi..." | Read more » over 7 years ago
Claytonb "@Artichoke23 - What I have seen in testing is that a red filter will give you much greater contrast and sensitivity in crop vigor. A good example i..." | Read more » about 8 years ago
Artichoke23 "@Claytonb, This is a great post and comparison. I have a couple questions, I'm using the V2 NoIR Raspberry Pi camera and #2007 filter they provide ..." | Read more » about 8 years ago
everydayduffy "Thank you @Claytonb. " | Read more » over 8 years ago
Claytonb "@everydayduffy -For the above comparison I used the calibration option in Pix4D pro. It consisted of drawing a region of interest on the image of t..." | Read more » over 8 years ago
everydayduffy "Thanks @Claytonb for this really interesting post. Could you detail a bit more about how you calibrated your images with reflectance targets please? " | Read more » over 8 years ago
warren "I really liked this note too! I'm interested in how this dataset could be used as a "test set" for software development as well. There are a range ..." | Read more » over 8 years ago
Claytonb "Hi Alex, I would recommend contacting Charlie Langlois at Labsphere- clanglois@labsphere.com They can make affordable($300 range)targets that are s..." | Read more » over 8 years ago
admaltais "Hi Claytonb, Really interesting analysis. I currently use a Canon S110 modified by Sensfly for NDVI and I wondered if there could be a big differen..." | Read more » over 8 years ago
shubham "Thank you Warren. I downloaded the .csv file and will try to work on the stats. Will keep updated on the project. :) " | Read more » almost 9 years ago
warren "This looks fantastic; yes, you could increase your camera resolution. You can download .csv from any Spectral Workbench spectrum -- it's on the le..." | Read more » almost 9 years ago
amck "I can actually provide a, perhaps, useful comment to your drone question. One reason I chose to use the 130IS was that it is very light. Mine wei..." | Read more » about 9 years ago
cfastie "I'm not sure how different the NIR signal will be when using a Rosco #2007 vs. #19 or other red filter. Both will allow capture of some distributio..." | Read more » about 9 years ago
amck "Thanks for the reply Chris. Your observations are very insightful. My thoughts are currently toward reproducing some of your tests with hooking u..." | Read more » about 9 years ago
cfastie "I see what you mean about the green channel being almost as bright as the red channel. The Rosco 2007 filter blocks almost as much green as red, so..." | Read more » about 9 years ago
harrysafraz "Yes drag and drop would be fine " | Read more » over 9 years ago
homechemist "Anyway, tomorrow if I have time I am going to upload a new research note on chromatography that i think it will be really interesting for detecting..." | Read more » over 9 years ago
homechemist "Well, actually i cannot tell you exactly the concentration because i have prepared the solution roughly , but i think is more or less between 0,30..." | Read more » over 9 years ago
warren "Very interesting. What was the concentration of the copper solution? " | Read more » over 9 years ago
homechemist "The device is based on the public´s lab one, is one of the project that i posted time ago, the only thing that changes is the calibration(I used tw..." | Read more » over 9 years ago
warren "not large enough to detect most of the functional groups present What range would we need? I understood that the important fingerprint range is 16..." | Read more » over 9 years ago
warren "Wow! metallic solutions tend to block infrared light Really, even under 1000nm? Could this help to detect heavy metal contamination in water, or ..." | Read more » over 9 years ago