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Drone2Map orthorectification

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08-18-2022 12:41 PM
JessicaGoff
New Contributor

Hello!

I trying to process imagery of the ground in an urban area and the images are not lining up correctly. I've tested processing the images in DroneDeploy and it produces an almost flawless product. I would prefer to use Drone2Map for orthorectification because this is the direction my workplace is going in. Is there a step I am missing or could do better to get an orthorectified image? 

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4 Replies
IaGeoff
Emerging Contributor

Jessica,  Looks like you're referring to the Circle and just up the Left diagonal of > Landscape area ??  From your example, it appears the Orthomosaic passed and created...... so perhaps Control in Area (not seeing any in the screen shot provided ?? 

Under the Processing Options -->2D Products --> Image Collection "and" Orthomosaic, did you have BOTH the Color Balancing and Seamlines toggled on..... and also Enhance Orthomosaic ??  Suggestion.

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ChuckShaw1
Emerging Contributor

Similar issue with mine. Is there a way to georeference the drone imagery after the flight? Is the imagery off because of some settings on the drone? 

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CodyBenkelman
Esri Regular Contributor

Chuck

I'd have esimilar comments and questions re: my response to Jessica above.  

Cody B

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CodyBenkelman
Esri Regular Contributor

Jessica - sorry for the delay - I did not see your message.  Have you gottn this resolved already?

It appears you have the Standard license, is that correct?    We sometimes see minor misalignments but typically not as much as you show in this screenshot.  Can you confirm you had ~70% overlap or more, both along and between flightlines?  I you have less overlap, you may find these sorts of difficulties.

Did you us "None" for the orthorectification setting?  If your project has significant terrain changes, you may want to use the "Sparse point cloud" instead of "None".

If you still need help, please contact Tech Support.

Cody B

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