allan steven
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Latest activity by allan steven-
allan steven commented,
Hi There, I'd love to see a sample that has multiple flights using different methods, is this acceptable practice? E.g. Grid flight, circular flight and GCP's. Thanks Allan
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allan steven commented,
Hi Jourdan, Went well. depending on terrain, make sure you have good locations for you GCP's and also lots of check shots. 2D grid was all I needed I did some angular shots but omitted them, wasn't...
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allan steven commented,
Hi Chris, I flew it this week, was overcast so no clouds, in the process of processing the 3600 odd images. Was a 27 hole golf course. I flew a 2d grid over the site in 6 flights, I then flew circu...
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allan steven commented,
HI Gael, Just checking, will fly 2 single missions, N-E and S-W with tilted angle 70%, will i also have to fly one at 90% (no tilt) and use about 20 GCP. Thanks in advance Allan
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allan steven commented,
The method you mentioned below, means i wont have to fly anything at 90 degrees at all? I will do your suggestion at 70 Degrees camera angle to get more tree information. N-S AND E-W. Any ideas for...
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allan steven commented,
Hi Gael, Do i need to go through DJI GO4 everytime I change battery? Or simple 1. land 2.Shut down Drone 3. Change battery 4. Startup 5.wait for calibration 6.RESUME thanks Is there a demo vide...
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allan steven created a post,
Optimal Ground Sampling Distance (GSD)
AnsweredHi There, Whats the acceptable Ground Sampling Distance (GSD) for a accurate survey? Say a golf course? I was thinking 2cm GSD maybe lower, any help on this is appreciated. Thanks Allan
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allan steven commented,
Thanks for the reply, Once this is done I should have no problem also incorporating Ground Control points right? Thanks Allan
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allan steven commented,
Hi There, Thanks for the reply, below is an example much the same. Love to hear your ideas and setup configuration, we will be using Ground Control points obviously. Was thinking to Fly in 2d Grid...
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allan steven commented,
Hi there, how would you go about doing a golf course? Double grid I was thinking to get some unter tree information... Thanks Allan