Adam Danz

MathWorks

Last seen: Today | Attivo dal 2014

MathWorks software engineer with interests in data analysis and visualization. Ph.D. at the University of Rochester (NY) with focus on neurophysiology, visual and vestibular systems, multisensory integration, sensory-motor systems, control systems, steering, and navigation. My contributions to MATLAB Central before 14-Feb-2022 were prior to my employment at MathWorks. "If I had only one hour to save the world, I would spend fifty-five minutes defining the problem, and only five minutes finding the solution. -Albert Einstein "An expert is a person who has made all the mistakes that can be made in a very narrow field." -Niels Bohr "If you are not embarrassed by the first version of your product, you've launched too late" - Reid Hoffman

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Risposto
Create a diagonal matrix with a for loop from a vector
Here are three way to define a diagonal in a square matrix of zeros that do not require a loop. eye() ML = rand([5 1]) Mout ...

circa 16 ore fa | 0

Risposto
how to plot using the slice function the last row and column of a 3 matrix?
The syntax slice(V,xslice,yslice,zslice) plots surface using the vertex data in V at slices specifed by the 2nd, 3rd, and 4th ar...

1 giorno fa | 0

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Transformation from datetime to seconds
> I wanna do a transformation from datetime dd:MM:yyyy hh:mm:ss to seconds from a table See a table of format identifies in the...

2 giorni fa | 0

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Axes in dialog box turn blank after calling imagesc in pushbutton callback
TL;DR Fix it by specifying the number of colors in jet() function BtnPushed(~, ~) imagesc(ax1, randi(10,10)) colormap(...

3 giorni fa | 2

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How do you plot two graphs with multiple curves next to a table?
Create a uigridlayout and put a uitable in it using the Layout property of uitable. To add the axes in the demo below, I added ...

3 giorni fa | 2

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How can I change the color of tiles in a spherical graph?
sphere sphere axis equal colorbar If you want to change the colors, you can plot the sphere using surf(X,Y,Z,C) where C cont...

4 giorni fa | 0

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add error for when input is not integer
> I want to add an error message for when the input is not an integer This returns true when the value is an interger mod(value...

4 giorni fa | 0

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How can i change color of a specific bin using histogram2 or anything similar
One way to do this is to plot a histogram for each group. rng('default') % For reproducibility of this example x = 100*randn(...

7 giorni fa | 0

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Any idea how to recreate this plot?
> I just cannot figure out how to plot a quiver plot on top of a pcolor plot Plot the pcolor data and then the quiver data. ...

7 giorni fa | 0

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lower and upper cusum
Notice the ylabel in the plot generated by cusum. It's standard error. To convert the upper and lower sums to standard error, ...

7 giorni fa | 1

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Display information when ticking the checkbox in app designer.
See this answer (Step 3) to learn how to add a ValueChangedFunction. This will add a callback function in your app's code. ht...

7 giorni fa | 0

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About the use of imagesc
> the abscissa axis increases its numerical value to the right, and the ordinate one to the top, which is what I want I think y...

7 giorni fa | 0

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how to create a mesh within the geometry?
This solution creates a grid based on the coordinates stored in xy. It then removes any grid coordinates outside of the polygon...

8 giorni fa | 0

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How can I line up plot edges in subplots?
This is much easier to do using tiledlayout instead of subplot. Here's a similar demo/template you can use. x = randn(1,10...

9 giorni fa | 0

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Exact replication of a colorbar
This solution has 2 steps: Read in a cropped image of the colorbar and extract the RGB values Inpterpolate the RGB values to ...

9 giorni fa | 2

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How can I fit a scatter plot?
This demo shows how to plot a linera fit using the entire data. Fitting is demonstrated using fit (Curve Fitting Toolbox) and w...

9 giorni fa | 1

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Risposto
Need to test the validity of an application handle
> I'd prefer the user not use the "X", but it's impossible to prevent him from doing so inadvertently. You can set the [x] clos...

9 giorni fa | 0

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Risposto
Edit tile properties like legend or title out of tiledlayout nextline lines
I understand that you want to access a vector of TiledLayout axes and to keep put them in order. If you're using MATLAB R2022b...

10 giorni fa | 0

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Risposto
Colorbar for a Tiled Layout
Are you asking how to extend the colorbar to be under both axes? Set the colorbar's Layout tile to south. tcl = tiledlayout(1...

10 giorni fa | 0

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How do use 'flow' in a tiled plot while forcing a maximum of 2 columns?
A flow arrangement with a fixed number of columns (or rows) greater than 1 is not currently available. A new feature in MATLAB ...

10 giorni fa | 0

Risposto
Random rows in matrix so no element from the first column occur twice in a row
There is no general solution since the values in column 1 may not sufficiently vary. For example, what if all of the values in ...

10 giorni fa | 0

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How i can convert a number in table to 6-digit decimal?
Do you want to round your data to 6 decimal places or do you want to only display 6 decimal places? Rounding data There sho...

10 giorni fa | 0

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xregion yregion back/front control
@Bruno Luong The color of the ConstantRegion does not depend on axis color or bar color. The difference in color you see is bec...

11 giorni fa | 0

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Extract multiple data from desirable X and Y of (X,Y,Data)
Logical indexing is all you need. The last line removes any rows of table T that are not without the Lat/Lon bounds. T = read...

11 giorni fa | 0

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Parsing text without eval
You could write the string to an m-file and then run the m-file, though this has the same flaws/risks as eval. This demo crea...

12 giorni fa | 0

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earth colors plot in 3D
> How can I change the color of what called the earth to take the real color of the earth ? - without the mapping toolbox This ...

13 giorni fa | 0

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Risposto
How can I copy a MATLAB figure to ms word while retaining figure labels?
copygraphics is a quick and easy way to copy a figure or axes to the clipboard so you can paste it into a document. For example...

13 giorni fa | 0

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Text Area position issue in R2022b version
Thanks for reporting this issue. A workaround until it is fixed is to apply a grid layout to the right panel in R2022b (or la...

14 giorni fa | 0

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Combine LineStyleOrder and ColorOrder
Starting in MATLAB R2023a you can cycle through LineStyleOrder and ColorOrder together by setting LineStyleCyclingMethod to 'wit...

16 giorni fa | 0

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cycling through both linestyle and linecolor
Starting in MATLAB R2023a you can cycle through LineStyleOrder and ColorOrder together by setting LineStyleCyclingMethod to 'wit...

16 giorni fa | 1

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Adam Danz

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