Author | Comment | Last activity | Moderation | ||
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cfastie | "A few different cameras were used to take those photos. Most of the cameras were Canon PowerShots. I think all of the photos were saved by the came..." | Read more » | over 5 years ago | |||
sjmanosalvas | " Hello @cfastie , It's a good post, you have good photos. I'm new in photo monitoring. I have a question which camera do you use to take this imag..." | Read more » | over 5 years ago | |||
Tasos | " Hey jtuhtan ! I'm trying to create a colormap like yours in matlab, but cannot figure it out how to change half of the color range (from -1 to 0)..." | Read more » | over 5 years ago | |||
DFlores6073 | "I use Fiji with the photomonitoring plugin...I would like to create a legend with the values, what would be AWSOME is to have the values on the ima..." | Read more » | over 8 years ago | |||
jtuhtan | "Hi David, The code I used was MATLAB, overlaying an image of the Fastie colormap onto the NDVI image. What software are you working with? " | Read more » | over 8 years ago | |||
DFlores6073 | "Jeff (Jtuhtan) could you please direct me to the right place so I can create a legend with values on my NDVI photos... Thank You David " | Read more » | over 8 years ago | |||
PatrickC | "I still cant get the .lux file to work, and i need to get this working for class. is there a explanation to use the .gpl type files? TY, -Patrick " | Read more » | over 9 years ago | |||
PatrickC | "you can find my posts here: http://publiclab.org/notes/PatrickC/11-13-2014/binocular-mobius-tripod-for-nvdi any help is appreaciated. " | Read more » | over 9 years ago | |||
PatrickC | "Thank you for a quick response jtuhtan. I have the NDVI_VGYRM.lut, but have know idea how to use a .gpl file. Ive seen this: https://www.youtube.c..." | Read more » | over 9 years ago | |||
jtuhtan | "Hi Patrick, To do this in GIMP you will need to work with indexed images and upload a GIMP palette file (.gpl) which follows the Fastie colormap. ..." | Read more » | over 9 years ago | |||
jtuhtan | "Hi Patrick, To do this in GIMP you will need to work with indexed images and upload a GIMP palette file (.gpl) which follows the Fastie colormap. ..." | Read more » | over 9 years ago | |||
PatrickC | "Id like to use the alternating white/black/white/cyan/green/yellow/red/magenta gradient, Im using GIMP 2, and Im wondering how to do it? Ive just j..." | Read more » | over 9 years ago | |||
aldehyde | "Hi jtuhtan. You can get a MATLAB script? Thanks! " | Read more » | over 9 years ago | |||
aldehyde | "how to calculate the chlorophyll content in terms of NDVI? " | Read more » | over 9 years ago | |||
cfastie | "I have updated this note to include a link to the new colormap, which is also here: NDVI_VGYRM.lut This should be copied to the C:\Program Files..." | Read more » | over 9 years ago | |||
cfastie | "GIS programs are really good at doing that kind of spatial analysis. If you give them the appropriate information, they can scale and correct the a..." | Read more » | over 9 years ago | |||
RonGeorge | "Very interesting post. How can one take this a step further and analyze the % green areas that correspond to greenery? For example, the output woul..." | Read more » | over 9 years ago | |||
cfastie | "I think any camera could allow you to estimate how thick ice is, if you can put the ice between the camera and the light source. The thicker the ic..." | Read more » | over 9 years ago | |||
kugiel | "with this camera can I see how deep is ice? " | Read more » | over 9 years ago | |||
jtuhtan | "Hi, I've updated the YouTube link, should work now. Contacted Jeff regarding the implementation in the Infragram.org site to see what he thinks... ..." | Read more » | over 9 years ago | |||
cfastie | "Jeff, It was the other Jeff (Warren) who must have added the new colormap at infragram.org. I assume some differences snuck in during the manual tr..." | Read more » | over 9 years ago | |||
jtuhtan | "I've checked the javascript from the Infragram.org site and could not see any image preprocessing from what was there, the NDVI index was calculate..." | Read more » | over 9 years ago | |||
jtuhtan | "The Fastie colormap was already implemented in infragram.org, so I can't take any credit there! What I am wondering is why there seems to be a shi..." | Read more » | over 9 years ago | |||
cfastie | "Wow, I didn't know there was a Fastie colormap at Infragram.org. I think it will need a new name (How about VGYR for violet green yellow red?). I g..." | Read more » | over 9 years ago |