| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| cfastie | "This is a good example of how the spectrum of incident light influences the NDVI of a scene. Leaves reflect about 10 times more NIR than red, but i..." | Read more » | almost 9 years ago | |||
| aldehyde | " I used of Mobius infragam cam (red filter) in Grow Chamber. Light - RED and BLUE (3:1) LED. As I understand this is due to lack of NIR and lot ..." | Read more » | almost 9 years ago | |||
| cfastie | "I answered Mnzr's question here: https://groups.google.com/forum/#!topic/plots-infrared/HfowVn5ULFM " | Read more » | almost 9 years ago | |||
| mnzr | "@cfastie Hello I'm working on a project in which we see how a person's exposure to plants affects them. Currently we have a wearable sensor with th..." | Read more » | almost 9 years ago | |||
| cfastie | "The red filter in your Mobius is blocking most blue light but passing most of the NIR light in the scene. The blue channel receives little other vi..." | Read more » | almost 9 years ago | |||
| aldehyde | "@cfastie I use of Mobius infragam cam (red filter) in Grow Chamber. Light -CFL. Received of infrared image Fig 1 and Fig 2. - after processing in ..." | Read more » | almost 9 years ago | |||
| cfastie | "I am not sure what your question is. I assume the red LEDs emit some NIR, but maybe not very much. With only red and blue LEDs, the amount of NIR r..." | Read more » | almost 9 years ago | |||
| JohnsonC | "@cfastie Hi I just have one more quick question while designing my next experiment. If I substitute the IR LEDs with red LEDs in my chamber when I ..." | Read more » | almost 9 years ago | |||
| JohnsonC | "@cfastie I will reflect on what you have said for my next experiments, thanks for your help! " | Read more » | almost 9 years ago | |||
| cfastie | "Oh, that's great to be able to disable AWB. I don't really know what manual setting would be best for your use. If you are going to be swapping f..." | Read more » | almost 9 years ago | |||
| JohnsonC | "@cfastie - That is really interesting to hear and thanks for the link to Ned's note there. I actually have an installed GHI camera that currently a..." | Read more » | almost 9 years ago | |||
| aldehyde | "@JohnsonC - i will thankful if you can share this program with the community. " | Read more » | almost 9 years ago | |||
| cfastie | "Hi JohnsonC, That is a very intriguing chamber you have. Being able to control the spectral quality of the lighting makes some interesting things ..." | Read more » | almost 9 years ago | |||
| JohnsonC | "@aldehyde - It's just a python-made program that basically looks at a pixel of an image based on location (X pixel width, Y pixel height). As far a..." | Read more » | almost 9 years ago | |||
| aldehyde | "Hi, tell me please what kind of tool you use for analyze each pixel of a NDVI image? Thanks! " | Read more » | almost 9 years ago |