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Author Topic: "Build Dense Cloud" no longer in the workflow menu  (Read 9559 times)

Traceologue

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"Build Dense Cloud" no longer in the workflow menu
« on: November 23, 2023, 09:59:45 PM »
Hello Agisoft team!

Coming back after a 3 years break, I'm disconcerted by version 2.0.3, which I installed a few days ago. I still haven't quite figured out how to disable interpolation in meshing. My tests with a few photos are interrupted by the disappearance of "Build Dense Cloud" in the workflow menu. What could I have done wrong? Thanks for your help. 

Greetings from France,

Hugues

Paulo

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Re: "Build Dense Cloud" no longer in the workflow menu
« Reply #1 on: November 23, 2023, 10:42:20 PM »
Bonjour Traceologue,

Build Dense Cloud has been replaced by Build Point Cloud
Best Regards,
Paul Pelletier,
Surveyor

Traceologue

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Re: "Build Dense Cloud" no longer in the workflow menu
« Reply #2 on: November 24, 2023, 12:49:41 PM »
Merci Paul !  I have been confused by the fact that I started working on the same project with version 1.6 before installing 1.85 and then 2.0 (because of the december dead line). So far, I can no longer disable interpolation, which is a big drawback when processing objects (currently a Neanderthal skull). But I probably need to get into the logic of this fundamentally new version.

Alexey Pasumansky

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Re: "Build Dense Cloud" no longer in the workflow menu
« Reply #3 on: November 24, 2023, 05:56:24 PM »
Hello Hugues,

Please elaborate the problem: what steps you are using in 1.8/2.0 version (tasks and parameters) and what settings in older version?

If possible, also share the model reconstruction results both for old and new versions that demonstrate the difference.
Best regards,
Alexey Pasumansky,
Agisoft LLC

Traceologue

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Re: "Build Dense Cloud" no longer in the workflow menu
« Reply #4 on: November 26, 2023, 07:41:08 PM »
Hello Alexey,

 I did alignment, dense cloud and first mesh with version 1.6. All photos were roughly masked and dense cloud manually cleaned for removing the background. After that I decimated the mesh in order to produce a final PDF.  I don't remember whether it was at this point that I switched to versions 1.85, since I was in hurry to provide the PDF to a colleague. As I couldn't get a model without fringe with this version, I moved on to version 2.0 with no more satisfactory results.

Traceologue

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Re: "Build Dense Cloud" no longer in the workflow menu
« Reply #5 on: November 26, 2023, 07:53:41 PM »
I made several attempts with version 2. My problem is that even with a thorough cleanup, there are still points visible with Meshlab in the point cloud export, but invisible on the Metashape screen.

Traceologue

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Re: "Build Dense Cloud" no longer in the workflow menu
« Reply #6 on: November 26, 2023, 08:00:17 PM »
As a consequence, the mesh made from the dense cloud includes these furtive points in the model even if interpolation is disabled.

Traceologue

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Re: "Build Dense Cloud" no longer in the workflow menu
« Reply #7 on: November 26, 2023, 08:17:01 PM »
Last night, miraculously, I managed to get a clean decimated mesh after manually erasing the burrs from the former mesh (based on the dense cloud) and then produce the expected PDF.

Traceologue

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Re: "Build Dense Cloud" no longer in the workflow menu
« Reply #8 on: November 26, 2023, 08:26:04 PM »
Alas, from then on all my other attempts failed, as the decimated model obtained ignored masks and cleaning.

Traceologue

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Re: "Build Dense Cloud" no longer in the workflow menu
« Reply #9 on: November 26, 2023, 09:35:22 PM »
This may be due to the use of several versions of the software for processing the same project.

That's why I tested with a few images (a set of ground shots to complement drone coverage) without masks and processed only with version 2.

I've cropped the dense cloud, so theoretically no outer points are missed. However, the mesh, once decimated, extends well beyond the cropped area, without interpolation.

Alexey Pasumansky

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Re: "Build Dense Cloud" no longer in the workflow menu
« Reply #10 on: November 27, 2023, 02:34:24 PM »
Hello Hugues,

Do you have possibility to share any dataset (original images and projects from 1.x and 2.x versions) from the examples shown above? If so, please send the download links to support@agisoft.com, so that we could download them and check on our side?

Best regards,
Alexey Pasumansky,
Agisoft LLC