Author | Comment | Last activity | Moderation | ||
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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 » | over 2 years ago | |||
nickyshen0306 | "Thank you for your helping hands!! " | Read more » | over 5 years ago | |||
cfastie | "The inexpensive red and blue filters used in DIY single camera NDVI systems typically block most green light. So the camera's green channel capture..." | Read more » | over 5 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 » | almost 6 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 » | almost 6 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 » | almost 6 years ago | |||
cfastie | "Most cameras will work for indoor, close-up photography. Most cameras will focus on subjects a few feet away. A typical inexpensive consumer consum..." | Read more » | over 6 years ago | |||
cfastie | "Most cameras will work for indoor, close-up photography. Most cameras will focus on subjects a few feet away. A typical inexpensive consumer consum..." | Read more » | over 6 years ago | |||
cfastie | "The editing system is not working today, so I put an answer in a comment. " | Read more » | over 6 years ago | |||
warren | "There's a fantastic amount of great information and guidance on this topic by @nedhorning at: ndvi-calibrate [notes:ndvi-calibrate] " | Read more » | about 7 years ago |