Comments

Author Comment Last activity Moderation
cfastie "Here is a text file with the 14 peaks I used to calibrate the CFL spectrum (in nm): 14CFLpeaks.txt Here is a csv file of the intensity at each wa..." | Read more » about 9 years ago
cfastie "JorgeV, The process is very sensitive to both the color balance and exposure of each photo. If the grass in your photos was a little less bright a..." | Read more » about 9 years ago
cfastie "I’m not sure how the structurelessness issue relates to the idea of open hardware development. Structurelessness certainly relates to the unconfere..." | Read more » about 9 years ago
cfastie "That's a wonderful interface. I calibrated many times because it was fun to do. The interface choices you made work really well, but you might be ..." | Read more » about 9 years ago
cfastie "Hi CHUMBA, I have never seen the inside of a Samsung camera, so I can't be of any help. There is probably a filter somewhere. Maybe it is glued to..." | Read more » about 9 years ago
cfastie "It's great to see that you have the Saturn V Rig performing well enough to produce all these excellent 360° panoramas. That's quite an artistic poi..." | Read more » about 9 years ago
cfastie "To set the Mobius camera to take a photo every few seconds, install msetup from here: https://www.mobius-actioncam.com/downloads-info/. Under Photo..." | Read more » about 9 years ago
cfastie "Starting with a trail camera (game camera) is a good idea because they solve two important issues: they are weather proof some standard alkaline ..." | 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
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
cfastie "I am not sure what your question is. You could use the two-camera feature of the plugin but give it the same Wratten 25 photo for both the VIS and ..." | Read more » about 9 years ago
cfastie "These are all very good NDVI images. The NDVI values seem to be close to the correct range, and there are not that many anomalies (most leaves are ..." | Read more » about 9 years ago
cfastie "That pink hash is pretty cool. The hash pattern is present in the black background of both the NIR and VIS mosaics. So if you could change that to ..." | Read more » about 9 years ago
cfastie "For 360° kite panoramas, I let ICE analyze the photos and do the stitching. If the stitching works, ICE usually selects the "spherical" projection ..." | Read more » about 9 years ago
cfastie "The configuration with the stopper held in firmly with the threaded bottle cap looks really good. How hard is it to get that to work, i.e., to get ..." | Read more » about 9 years ago
cfastie "This looks like a surefire way to waterproof the wires. But now you have to waterproof the seal between the stopper and the bottle. Plastic water b..." | Read more » about 9 years ago
cfastie "What an eerie, apocalyptic place. This is what happens to golf courses when maintenance ceases. I hope someone is documenting the succession. I ha..." | Read more » about 9 years ago
cfastie "New data: I posted about the SkyShield at the KAP forum and got two orders in 24 hours, both for the solder-yourself kit! So disregard everything I..." | Read more » about 9 years ago
cfastie "Hi CHUMBA, It looks like the Rosco 116 is a very good filter for NDVI. Compared to the 2007, it passes less red, has a steeper cutoff between red ..." | Read more » about 9 years ago
cfastie "This solder-yourself thing is a tough issue. The Riffle itself is always going to be surface mount, so you are going to have to manufacture them so..." | Read more » about 9 years ago
cfastie "Neil, Yes, the window slime will probably have to be removed every couple of weeks. Or maybe window transparency could be monitored with a separat..." | Read more » about 9 years ago
cfastie "Here's another design of an indestructible underwater housing. You should be able to build one with hardware store parts for under $15. No mirrors..." | Read more » about 9 years ago
cfastie "Juanjo, That's some impressive assembly improvisation. Sorry about the missing ring but your hose ring should work just as well. I think I should ..." | Read more » over 9 years ago
cfastie "These are compelling results. Would you conclude that: With these sensors, You would have to stay in one place for about 10 seconds to get a rea..." | Read more » over 9 years ago