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TOPIC: Extraction of data from a cross-section

Extraction of data from a cross-section 1 year 2 months ago #43124

  • crojas
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Hi,

I'm looking for a way to process data in a cross section of a channel.
I know that BlueKenue has the option to show a cross-section of a mesh. If I wanted to do the same on Matlab, which nodes should I select in order to do the same?

I'm following this manual, section 3.4.2, and I notice that once you select two points over the mesh, you have to resample the data and then you can plot the cross-shore section.

So, how Bluekenue do that? Select the near nodes to the line and interpolate them?

I want to do the process that Bluekenue does but in Matlab. I've tried to select the closes nodes to the line from Bluekenue, interpolate them and generate the cross-section but the result is not optimal (see image attached). If I don't interpolate the data, the outcome is worst.

Any advices on what can I do here?

Thanks
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Extraction of data from a cross-section 1 year 2 months ago #43133

  • a.barton
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I've moved this from the "Blue Kenue" area to the "Scripts" area since the question is asking how to do something with a Matlab script. Perhaps someone here can help you figure it out...

Kindly,
Alan
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Extraction of data from a cross-section 1 year 2 months ago #43134

  • nicogodet
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Hi,
You could take a look to TELEMAC python scripts.
Here are the notebooks which show how to use them: gitlab.pam-retd.fr/otm/telemac-mascaret/...otebooks/index.ipynb
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Extraction of data from a cross-section 1 year 2 months ago #43137

  • crojas
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a.barton wrote:
I've moved this from the "Blue Kenue" area to the "Scripts" area since the question is asking how to do something with a Matlab script. Perhaps someone here can help you figure it out...

Kindly,
Alan

Thanks. I posted in there since I was trying to reproduce the process that BK does.nicogodet wrote:
Hi,
You could take a look to TELEMAC python scripts.
Here are the notebooks which show how to use them: gitlab.pam-retd.fr/otm/telemac-mascaret/...otebooks/index.ipynb

I'll check it out.

Thanks
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