arnold

Last seen: 11 mois il y a | Actif depuis 2013

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boxchart - many questions! Assign BoxFaceColors? separation lines? numeric xGroupData? Location of boxes? number of points?
HI, with r2020 there is finally a grouped boxplot called "boxchart". However. I don't seem to get the structure and options of ...

presque 5 ans il y a | 1 réponse | 0

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Question

How to index an output without creating intermediate variable?
Hi, what keeps frustrating me about Matlab - or my lack of Matlab skills that is.. How do I do this more nicely tmp = get(gca...

presque 5 ans il y a | 1 réponse | 0

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Question

change colormap of histogram2
Hi, I was looking for a way to change the colormap for histogram2 from parula to something else. Couldn't find it. x = randn(5...

plus de 6 ans il y a | 1 réponse | 0

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Question

writing to an existing variable 9% slower than clearing + creating it again? Generating new one 10 times as fast!?
Hi, I know preallocation is primarily meant to save overhead and fragmentation which occurs when resizing a variable but I've s...

plus de 6 ans il y a | 1 réponse | 0

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Question

Image analysis/filtering problem - remove "artifacts", known pattern, locally 'flat'
Hi, I have been trying to come up with a better solution for the quantitative analysis of electronic properties of wafers (phot...

plus de 6 ans il y a | 1 réponse | 0

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How do you index an array inside an array of structures?
I've been looking for the same thing and have grown pretty frustrated with this having to create temporary variables or loops al...

presque 7 ans il y a | 0

Question

nonlinear 2d calibration of line-camera using known pattern - how to align world coordinates to points?
*I rephrased the question, see last comment* -------------------------------------------- Hi all, I'm currently working...

plus de 9 ans il y a | 1 réponse | 0

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Question

Fit - Nonlinear Regression - can this run faster? Python >20x faster?
Hi, I'm looking for a way to speed up fitting an exponential model to a stack of eleven double images. I've been at it for da...

environ 10 ans il y a | 1 réponse | 0

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Question

Save 'v7.3' apparently uses no compression - how to turn it on?
Hi, How do I switch on compression when using 'save -v7.3'? This morning I ran into a problem using 'save'. For the first tim...

environ 11 ans il y a | 2 réponses | 1

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Can't save workspace of 3 month calculation - URGENT
ehhh... why is any *.mat I save with '-v7.3' WAY bigger than without that option?

environ 11 ans il y a | 0

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Can't save workspace of 3 month calculation - URGENT
I found a solution. There were some variables which were of class 'java.awt'. I deleted them since they don't contain anything I...

environ 11 ans il y a | 0

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Can't save workspace of 3 month calculation - URGENT
Thanks for your response, of course I usually save things more frequently, but the core code of this does not provide any pos...

environ 11 ans il y a | 0

Question

Can't save workspace of 3 month calculation - URGENT
Hi, I did some scientific simulation on a university server which took more than 3 months. The result worked out great. I wan...

environ 11 ans il y a | 7 réponses | 1

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Question

imcontrast - how to return the level values?
Hi! I have been using imcontrast quite a bit over the years as it is a very handy tool for users to visibly adjust the ...

presque 12 ans il y a | 3 réponses | 0

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Question

read multiple images contained in a proprietary microscope file
Hi! I'd like to extract several images that are contained in an Olympus *.LEXT file. A HEX Editor quickly revealed, there ar...

plus de 12 ans il y a | 1 réponse | 0

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Question

logarithmic axis when using area plots?!
Hi, I have plot containing two area plots: area(x1,y1); hold on area(x2,y2,'FaceColor','red'); axis auto; ...

plus de 12 ans il y a | 1 réponse | 0

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