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KAE


122 total contributions since 2017

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Question


Accessing field data in nonscalar structure array
Let's say I have a nested non-scalar structure array, Patient(1).Vitals.weight = 185; Patient(1).Vitals.temperature = [98 96 1...

3 days ago | 2 answers | 0

2

answers

Answered
DOCTYPE error from xmlread
It turns out this was not an xmlread issue, and has nothing to do with AllowDoc, but instead is due to a problem with the XML fi...

4 days ago | 0

| accepted

Question


DOCTYPE error from xmlread
I have been given an XML file and am trying to read it with xmlread. If I call it either of the following ways, DOMNode = xmlre...

7 days ago | 1 answer | 0

1

answer

Answered
What happened to plotxx?
There is also a plotxx in the File Exchange.

8 days ago | 0

Answered
Is it possible to have a zero value in the pie-chart data in MATLAB 7.6 (R2008a)?
If you are doing this to plot a pie which is missing a slice, see here ('Partial Pie').

15 days ago | 0

Answered
"The handle is invalid" when running an exe
Passing along the solution from here in case it helps someone: Due to the popup window that the exe generates, I needed to add a...

22 days ago | 0

| accepted

Question


"The handle is invalid" when running an exe
I would like to run an executable from the Matlab command line. However when I try system('MyProgram.exe') I get the error, U...

22 days ago | 1 answer | 0

1

answer

Answered
How can I move my MATLAB Path from my old version of MATLAB over to a new version?
Upgrading to R2019b from R2019a, I copied my personal directories into the new pathdef.m file using the R2019b matlab editor and...

2 months ago | 0

Question


How to match an image subset in an image?
Let's say I have image #1, and a second smaller image #2 containing some of the pixels from image #1. The pixels in image #2 wer...

2 months ago | 2 answers | 0

2

answers

Answered
How to match an image subset in an image?
This is slow (15 seconds on my machine) but it seems to return the expected location, % Create a mask for selected pixels in ...

2 months ago | 0

| accepted

Question


Import a Photoshop selection into Matlab
Let's say I have an image that I open in Photoshop, and I make a selection of a region, for example with the lasso tool. I would...

2 months ago | 0 answers | 0

0

answers

Answered
Intensity profile line with interpolation
You can specificy the number of points, n, in improfile and also choose the interpolation method such as bicubic (avoid nearest ...

2 months ago | 1

Answered
how to get matlab 2019b
Now it's out; get it here.

2 months ago | 1

Question


Excluding Hough transform artifacts at 45 and -45 degrees
I am following steps in this example to find lines in my image, which contains a lot of nearly-horizontal lines. The Hough trans...

2 months ago | 0 answers | 0

0

answers

Question


How to check if one of output variables is not called
If I have a function which can return multiple outputs, how can I tell from inside the function that some of the output variable...

3 months ago | 1 answer | 0

1

answer

Question


How to loop through an unknown number of matrix dimensions?
I would like to loop through all dimensions of a n-dimensional matrix, but the matrix dimensions are unknown beforehand. Below i...

4 months ago | 1 answer | 0

1

answer

Question


How to make 'far away' markers appear smaller (perspective)
To make it easier to visually interpret 3D data when shown on a 2D surface like the computer screen, I would like to plot data s...

4 months ago | 1 answer | 0

1

answer

Question


Rationale for functions going into Computer Vision vs. Image Processing toolboxes
I am curious about the thought process is for deciding if a builtin function belongs in the Computer Vision vs. Image Processing...

4 months ago | 0 answers | 0

0

answers

Question


Why all Matlab windows blank and unresponsive?
Today I was coding in Matlab then went to lunch. When I returned, all the Matlab windows (editor, command window, 2 figure windo...

4 months ago | 0 answers | 1

0

answers

Answered
What are the capabilities of the MATLAB Support Package for Parrot drones? How is it different from the already existing Simulink Support Package?
Beware to anyone considering the Parrot Mambo FPV or Bebop: both are discontinued, see here.

5 months ago | 0

Answered
Which drones are supported by the MATLAB Support Package for Parrot Drones?
Beware to anyone considering the Parrot Mambo FPV or Bebop: both are discontinued, see here.

5 months ago | 0

Answered
Convert matrix of RGB double values to image
I just realized the following works, but please let me know if I am losing information by converting to uint8, figure; imshow(...

5 months ago | 0

| accepted

Question


Convert matrix of RGB double values to image
I have a matrix which contains RGB values which range from 0 to 1. I would like to turn it into an image, but if I use uint8 the...

5 months ago | 1 answer | 0

1

answer

Question


Other drones besides Parrot Mambo FPV
I am looking to buy a camera drone and process the images in Matlab. Since this is new to me, I would like easy integration with...

5 months ago | 4 answers | 0

4

answers

Question


Formatted string plus list of numbers using sprintf
I would like to display comma-separated records like the following, Record1,2,8,3,5,2,6,3,7,7,7 Here's my attempt, but is ther...

5 months ago | 2 answers | 0

2

answers

Question


In evaluating a neural net, should NMSE be based only on test subset of data?
In answers like this, Greg Heath suggests using the normalized mean square error, NMSE, to compare the performance of different ...

6 months ago | 1 answer | 0

1

answer

Question


How to work with function inputs which are structures with different fields
I have a function. The inputs are multiple structures which have some of the same fields but also some different fields. I may p...

6 months ago | 1 answer | 0

1

answer

Question


Solve an overdetermined problem with lsqlin
I am having trouble formatting the inputs to lsqlin. I would like to solve for x in Cx=d, where C is 100 by 5 and d is 100 by 10...

7 months ago | 1 answer | 0

1

answer

Question


How to set disableDefaultInteractivity for all axes?
In Matlab 2018b and later, the cursor is set to automatically interact with the plot. This messes up my plots (accidentally movi...

8 months ago | 2 answers | 0

2

answers

Question


How to capture many warnings at startup
All my mfiles on my path have gotten accidentally relocated on my computer, so that now when I start Matlab, I get warnings like...

8 months ago | 0 answers | 0

0

answers

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