aerial
aerial


Author Comment Last activity Moderation
tats_daniel "Hi Chris, I am experiencing the same problem with my NDVI values. Can you help on how you manipulated the red channel to resolve the issue. Thanks " | Read more » 9 months ago
pataxte "Thanks for the cheering @liz!! That reminded me - here's one other idea that may be useful. Holding the very long carp pole can be tiring, and pret..." | Read more » over 1 year ago
liz "This looks fantastic @pataxte !!!! So valuable to have these instructions and photos. Also, your garden looks lovely. :) I will write back if i try..." | Read more » over 1 year ago
pataxte "Recently I've returned to fiddle with pole mapping of gardens, and working on the camera mount, see earlier notes in this thread. I liked the soda ..." | Read more » over 1 year ago
amocorro "@ektopyrotic - feel free to create a project page around this! More about project page and how to create your own here:https://publiclab.org/wiki/p..." | Read more » over 2 years ago
ektopyrotic "@mimiss here is the link to the GitHub repository in which I will be sharing all current and future developments of this image processing project u..." | Read more » over 2 years ago
ektopyrotic "@mimiss thank you. I am using 2 filters, one is a UV band-pass filter that is made of glass that works at about 380nm, so near-UV, the other is a t..." | Read more » over 2 years ago
mimiss "This is a super cool project and I'm looking forward to seeing your updates. For this project, what type of UV filters are you using? Do you have a..." | Read more » over 2 years ago
Chukypedro "Any answer to the above question ..? " | Read more » almost 3 years ago
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liz "Yes it would be super cool! Until then, try QGIS https://qgis.org/en/site/ -- open source geographic information systems software that you can run ..." | Read more » over 3 years ago
warren "this was one of the uses! And yes, we are working (slowly) on that: https://github.com/publiclab/mapknitter/issues/734 On Tue, Jul 2, 2019 at 4:05..." | Read more » over 3 years ago
asnow "Hi @pataxte! Amanda here from the store. I can see how the different set ups are a bit confusing. I took a look at the mount and it seems that ther..." | Read more » over 3 years ago
stevie "Hi @eymund I think I remember you were working on a project similar to this posted question a couple years back. Do you have any advice on it? " | Read more » over 3 years ago
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molangmuir10 "Yes this is true. Is there not a way to draw polygons over overlapping images? Getting the annotations system running, with areas of any polygon d..." | Read more » over 3 years ago
warren "Hi all! i was thinking about this in the context of MapKnitter -- i think we have a way to calculate area of a polygon, so for example a single ima..." | Read more » over 3 years ago
molangmuir10 "Ah yes of course! I know you can do it in GIS but I don't have the software. This is a good way round it. And maybe this is a feature I will put in..." | Read more » over 3 years ago
silentsairam "Hi @molangmuir10 :+1: It is quite tough to measure Area of land from Aerial photos I guess as the Area is calculated based on the distance between..." | Read more » over 3 years ago
pataxte "Hello @natalie, and any others working with the pole mapping kit - This kit was my xmas gift, finally getting to set up and use it. However, the mo..." | Read more » over 3 years ago
cfastie "It will always be difficult to know for sure to what degree the red channel is contaminated by NIR. It might be worthwhile making an estimate. For ..." | Read more » about 4 years ago
Anice "Thank you for your immediate response Chris. This is very helpful! Regarding modifying the values in the red channel of the aerial photos, I have ..." | Read more » about 4 years ago
cfastie "Although the absolute values you computed for NDVI are lower than they should be, it appears that your process is successfully discriminating betwe..." | Read more » about 4 years ago