| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| Steven | "Yes, a long exposure wouldn't be practical because of the instability of the platform the camera would be on (cost is also a limiting factor). My t..." | Read more » | almost 9 years ago | |||
| cfastie | "There are a few options for getting both a visible light image and an NIR image of the same scene. The DIY approaches vary in their ability to dist..." | Read more » | almost 9 years ago | |||
| Steven | "Thanks @cfastie ... So, are you saying this would be a matter of using one camera with the blue filter and one camera with the Rosco #19 "Fire" fil..." | Read more » | almost 9 years ago | |||
| cfastie | "Hi Steven, This type of analysis should be viable. I have not seen examples of pure NIR photos providing more information than good normal photos ..." | Read more » | almost 9 years ago | |||
| Steven | "@warren, Thanks for the response, that's interesting, but not exactly what I am looking for. I am actually interested in trying to identify subsurf..." | Read more » | almost 9 years ago | |||
| warren | "Hmm, you should check out this video as an example -- is this close to the technique you're looking for, albeit of a different subject? https://pub..." | Read more » | almost 9 years ago | |||
| Steven | "@warren, I was wondering if it would it be possible to use a variation of this technique to combine a series of images taken over the course of a g..." | Read more » | almost 9 years ago | |||
| warren | "Hi, you can do this online, actually, at http://infragram.org, if you use a single image. But for some samples, go back in the history for research..." | Read more » | over 9 years ago | |||
| Marlin | "For Warren, Where can I get two starter images like you used here so that I can learn to do the NDVI transformation in GIMP: http://publiclab.org..." | Read more » | over 9 years ago | |||
| John_Wells | "Hi Ned Thanks for the kind comments. It is good to see the work of PLOTS too ;o) One of my favourite projects is: http://tracesofthepastexhibition..." | Read more » | over 11 years ago | |||
| nedhorning | "Hi John, It's great to see you posting on this forum. Your experience and enthusiasm are much appreciated. Thanks also for the treasure trove of r..." | Read more » | over 11 years ago | |||
| John_Wells | "Hi We have found that working with children there is no problem using our standard KAP equipment: http://www.armadale.org.uk/aerialtechniquesforchi..." | Read more » | over 11 years ago | |||
| mathew | "that's a great balloon flight, John-- 18g cameras sure save a lot of helium! " | Read more » | over 11 years ago | |||
| John_Wells | "Thanks Warren ;o) I will let the team know. http://www.armadale.org.uk/groupmembers.htm We are amazed at how much you have all achieved too in such..." | Read more » | over 11 years ago | |||
| warren | "Hey John! I just wanted to say that we are the biggest fans of your work!! " | Read more » | over 11 years ago | |||
| John_Wells | "Update: http://www.armadale.org.uk/balloonphotography.htm " | Read more » | over 11 years ago |