| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| MaggPi | "1)Check out: - https://opencv.org/ - Good opencv-install video : https://www.youtube.com/watch?v=j6RD3X94rEA 2)It looks like Mr Warren may be ..." | Read more » | about 6 years ago | |||
| MaggPi | "-I have no direct experience with the PI zero. I always felt that it was so stripped down that by the time I bought all the input/output connecti..." | Read more » | about 6 years ago | |||
| warren | "Maybe @MaggPi can answer this one? Interesting! What do you aim to do with it? " | Read more » | about 6 years ago | |||
| tech4gt | "@warren should i add this in documentation maybe add a section for raspi users complete with installation and setting up instructions ? " | Read more » | about 6 years ago | |||
| warren | "Indeed! I think here it could be good to keep the original data in this case, maybe @csteran has a preference? But we should perhaps add steps and ..." | Read more » | about 6 years ago | |||
| tech4gt | "@warren this gives me another idea, maybe we can add a replaceImage functionality in node as well (maybe as an extension to basic mode) which will ..." | Read more » | about 6 years ago | |||
| tech4gt | "@warren this sound amazing, we can install the image-sequencer on raspi easily via npm and it would work nicely for this use case " | Read more » | about 6 years ago | |||
| warren | "The default app raspicam can be used to take a picture from the commandline, and then you could use Image Sequencer to do the NDVI -- https://gith..." | Read more » | about 6 years ago | |||
| csteran | "I need to do it without internet access, and we were thinking to use a photo command just like you said. Yes, I started learning phyton in order to..." | Read more » | about 6 years ago | |||
| cedarlodge | "That sounds like a great idea. Can you recommend somewhere to get up to speed with OpenCV? " | Read more » | about 6 years ago | |||
| MaggPi | "It may be possible to use computer vision software (opencv) to directly manipulate the images on the PI computer. Check out https://publiclab.org..." | Read more » | about 6 years ago | |||
| MaggPi | "Has anyone tried using computer vision software (openCV) to analyze the spectral data on the Raspberry PI? This may have lots of advantages since ..." | Read more » | about 6 years ago | |||
| warren | "I'm thinking of if we could add a command from Image Sequencer (https://github.com/publiclab/image-sequencer) to the "take photo" command -- do you..." | Read more » | about 6 years ago | |||
| warren | "This is one way to set up a Raspberry Pi to take photos remotely from a computer, using WiFi. It may not be exactly what you're looking for but the..." | Read more » | about 6 years ago | |||
| warren | "Great question, @csteran -- just for a few clarifications, do you need to do it a) without internet access, or do you want to b) have it produce ND..." | Read more » | about 6 years ago | |||
| warren | "With the NOIR for sure. The extra infrared band is where we get the extra data to do the vegetation analysis. " | Read more » | about 6 years ago | |||
| sjmanosalvas | "I have another question. It is better to use these filters with the normal Pi camera or with the Pi NOIR camera? " | Read more » | about 6 years ago | |||
| warren | "I got this running -- it was pretty simple to change a couple files in the boot drive. But I found that it wasn't easy to just connect via a web br..." | Read more » | about 6 years ago | |||
| warren | "This is amazing!!!! Super great. I'll reply back to the issue in there. " | Read more » | about 6 years ago | |||
| cedarlodge | "I forgot to mention, the response.text is a long html document which looks like it might be spectralworkbench.org/dashboard. Do I need to include m..." | Read more » | about 6 years ago | |||
| cedarlodge | "Here's the code I've been working on: https://github.com/classimago/spectral-workbench.py/ I've removed the features that are geared towards my sp..." | Read more » | about 6 years ago | |||
| warren | "Also it's really exciting to have Python API code. Perhaps if you're interested we could host it as the "official" python API interface for Spectra..." | Read more » | about 6 years ago | |||
| warren | "Hmm, can you share your script, maybe on GitHub? I think the API is supposed to return a URL or at least a spectrum id. https://spectralworkbench...." | Read more » | about 6 years ago | |||
| cedarlodge | "Thanks for the help. So far I've written a script in python which takes the photo, saves a copy to my media, then takes the middle line of pixels ..." | Read more » | about 6 years ago |