Recent content by durapitch

You need at least 3 coordinated GCPS to mathematically solve the vertical plane (3D).

LOL!!! I'm preaching to the choir. And you are saint in my book, marrying a lawyer. Have a good one.

I completely understand, and I have zero issue with "close enough" drone mapping. More power to you. Just be aware, even though your client says "good enough", I would want that in writing and signed by the client. I have seen multiple civil suits from the result of sub-par practices, and...

Not the author, but I've seen him speak at conferences a few times. The dude knows what he is talking about, I'm sure you both could have good conversations... or not. Obviously I use independent checks as you may be able to infer from my previous posts. I have 20 years experience doing 'big...

please show me where FGDC standards and 95% confidence levels are discussed... I dare you. RMS error is not legally biding (the only approach I've seen pushed) and will give you overly-optimistic error estimates by a factor of 2. Nobody want's excess legal liability, and following FGDC 95%...

Looks like you need to review what surveying is, it certainly is not just boundary. If engineering calcs are being done using your maps, and your not entirely sure what your doing, you could open yourself up to significant civil liability. But you'll probably be fine and confirmation bias will...

https://www.evolutionmapping.com/blog/uav-data-accuracy-checks-wait-what