| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| richardbowman | "Brilliant - I've wanted to make a carry case for absolutely ages, but other things keep getting in the way. I'll be excited to see what you come u..." | Read more » | over 8 years ago | |||
| mathew | "a note to myself: I found this article on calibrating microscopes useful background. http://www.agarscientific.com/media/import/Calibration-of-Micr..." | Read more » | over 8 years ago | |||
| mathew | "thanks Richard! I'll try the new files soon. I'm excited to contribute some mounting files to the project and a carrying case. Will get on those in..." | Read more » | over 8 years ago | |||
| richardbowman | "Hey, nice work :) I have also had problems with the legs getting detached during printing, and discovered there was a bug in my OpenSCAD code - it..." | Read more » | over 8 years ago | |||
| cfastie | "1) When you said shortcut, you meant I could for example use a blue led or a blue paint as target? Or do you have another suggestion? An LED or ot..." | Read more » | over 8 years ago | |||
| carolccarvalho | "Hi Chris, thank you very much for the help! I'll choose better times and avoid shadows the next flight. And I'll try correcting the exposure too! ..." | Read more » | over 8 years ago | |||
| cfastie | "Those NDVI images look reasonable. Deep shadows are not being handled very well so they are assigned NDVI values of 1.0 (magenta) or apparently -1...." | Read more » | over 8 years ago | |||
| tonyc | "Have you all seen the PhotosynQ project? It is an LED based device using reflectance to measure leaf chlorophyl. it started as an incubated kit on ..." | Read more » | over 8 years ago | |||
| cristoforetti | "@tonyc the project is really under development in these days. Here at webvalley 2016 we are concentrating on measuring grapes and raspberries. Hope..." | Read more » | over 8 years ago | |||
| tonyc | "That's a really cool use case I hadn't heard of before! Is it something you've had luck with using the PL spectrometer, reading fruit? I imagine e..." | Read more » | over 8 years ago | |||
| cristoforetti | "@tonyc, the idea is having a portable spectrometer to evaluate fruit maturity in the field to decide about harvesting. In this sense design is cert..." | Read more » | over 8 years ago | |||
| tonyc | "Is the form factor your main concern in these designs? I'm curious what is the test you are trying to run in the field with the spectrometer? " | Read more » | over 8 years ago | |||
| dhaffnersr | "I have a similar camera in my spectrometer and was having the same light spot interfering and showing up in the spectral data, I had to bring mine ..." | Read more » | over 8 years ago | |||
| warren | "This is especially cool as it uses a Raspberry Pi camera, which it seems can be set for fixed exposure and uncompressed image capture. I'm going to..." | Read more » | over 8 years ago | |||
| kevinvivergy | "Thanks @drapoli! Yeah, when I built this thing I had not heard of Purple Air, I am really interested to learn more about it. The AQMD site has done..." | Read more » | over 8 years ago | |||
| drapoli | "Great discussion and a lot of good ideas. The AQ-SPEC group (www.aqmd.gov/aq-spec) has published results on several PM sensors other than the Dylos..." | Read more » | over 8 years ago | |||
| LaPa | "I removed, at the moment, the camera from the greenhouse. I took thousands of IR photos (every 10 minutes for more then a month) I got a movie ( h..." | Read more » | over 8 years ago | |||
| tonyc | "I'd like to do a screencap to show just how smooth this movement is. This is so cool to see in action. Exciting to see it built from plans to deplo..." | Read more » | over 8 years ago | |||
| cfastie | "Hi Rayishido, They are beautiful mosaics. I didn't have any problem using these images in Fiji. But the Photo Monitoring plugin does not do a very..." | Read more » | over 8 years ago | |||
| Rayishido | "VIS " | Read more » | over 8 years ago | |||
| Rayishido | "Hi, Iam back with some update on the project. I didn't tweak the program but I brought the written 87 filter. and put everything on my phantom 2. ..." | Read more » | over 8 years ago | |||
| cfastie | "A DIY spectrometer can be used to characterize the spectral reflectivity of a target if two things are true: The spectrometer must be sensitive i..." | Read more » | over 8 years ago | |||
| LaPa | "Thank all of you for the suggestions Maybe it is the wrong strumentation but i don't know: 1) If I buy your http://store.publiclab.org/products/de..." | Read more » | over 8 years ago | |||
| nedhorning | "Hi LaPa - You can contact me at horning@amnh.org and I will send you the spectra. You can also look at this research note for links to sites with ..." | Read more » | over 8 years ago |