Dave B

MathWorks

Last seen: 4 Tage vor | Aktiv seit 2020

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I am a software engineer at MathWorks. My work focuses on graphics and charting.

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Beantwortet
How do I add a colorbar to a polarscatter chart?
I think you can simplify this task by passing the data directly into scatter deggorad=pi/180; azi=[0;36;72;108;144;180;216;252...

19 Tage vor | 0

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Can't change xlabel font because of diacritics (č, ř, š, ...)
The error you're seeing is because of the tex interpreter, although I don't reproduce it with the same characters. If you're not...

etwa ein Monat vor | 0

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Beantwortet
Error bars for every other bar
I think what you're trying to do is put the errorbars on the first bar series? You can do this using the XEndPoints from the bar...

etwa 2 Monate vor | 0

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Beantwortet
How to color the colormap with a set of hexadecimal colors?
Starting in R2020b you can use the validatecolor function to convert hex to rgb (using the 'multiple' option to convert more tha...

etwa 2 Monate vor | 1

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Beantwortet
How can I write multiple number (digit) in my title?
I think what you're saying is you don't want to compute how many %d's to include and just have all the value separated by commas...

5 Monate vor | 0

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Beantwortet
I'm trying to duplicate elements in the GUI, buttons to be specific.
If you're making your app in a uifigure (e.g. with app designer) you can create a button with uibutton, if you're making your ap...

6 Monate vor | 0

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How to extract different element between two cell array?
How about using ismember combined with not (~)? X1 = {'A','B','C','D'} x2 = {'A','B','C','D','E','F','G','H'} X3 = x2(~is...

6 Monate vor | 0

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Beantwortet
loop with subplot in MATLAB
The first loop creates a figure for each cell, but the next too loops don't. Did you want a figure for each cell? acceleration=...

9 Monate vor | 0

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Beantwortet
Plotting a graph with different colors depending on different vectors
You can plot multiple vectors by either: passing them into plot as a matrix, plot will make a line for each column of the matri...

10 Monate vor | 0

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Geographical maps in Matlab
How about something like this? paris = [48.5 2.2 46]; london = [51.5 0.1 48]; newyork = [40.7 -74 54]; natick = [42.3 -71.3...

10 Monate vor | 0

Beantwortet
UI doesn't show buttongroups but doesn't give any error
The problem you're running into is just the order in which you set Units and Position: bg(i).bg = uibuttongroup(fig,'Title',['S...

10 Monate vor | 1

Beantwortet
error in the code
It looks like you're passing in a matrix, but I think you want to pass in a vector. Try transposing t? t=linspace(0,2,16000)'...

10 Monate vor | 0

Beantwortet
Converting text to datetime stamp in Data Table
It's a little difficult to understand exactly what's in TMX2DataFile3TCs25through48 from the code, I think the dates you pasted ...

10 Monate vor | 0

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I want to have specific values on y-axis of the plot.
To set the y tick values, you can use the YTick property on the Axes. You can use gca and set to apply these to the current axes...

10 Monate vor | 1

Beantwortet
need help for adding a error bar
I think the problem you ran into was that you were calling errorbar with 4x4 matrices for x and y, and 1x12 vectors for yneg and...

10 Monate vor | 0

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Beantwortet
Combining two surfaces from two files into one surface plot
Do you mean two different .fig files? You can generally find objects that live in an axes with findobj, which is good for look...

10 Monate vor | 0

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Beantwortet
Data overlapping when plotting stacked bar graphs
The data aren't overlapping, you're simply seeing the effect of a log scale, which is a little strange for a stacked bar. The va...

10 Monate vor | 0

Beantwortet
Aligning axes labels in 3D plots
The differrence between your labels and the axes is because MATLAB stretches an axes to fill the space of its container - if you...

10 Monate vor | 2

| akzeptiert

Beantwortet
how to display/table numbers and letters
I think this is what you're trying to produce? z=[1;2;3;4;5;6]; Gz = nan(size(z)); Gz(z<4) = log(10./(4-z(z<4))); Gz(z==4)...

10 Monate vor | 0

Beantwortet
how to copy a figure with a figure inside it using Matlab?
I think you just copied the small axes into the same position, making them into big axes (and putting them on top). In other wor...

10 Monate vor | 0

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Beantwortet
How to plot z component as a colorbar with lines connecting scatter plot points?
I think what you're asking for is a color gradient on the line? Unfortunately lines don't have color gradients. A common workaro...

10 Monate vor | 0

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Beantwortet
change color for specifics bars
I didn't fully understand your explanation of which colors you want where, but really all you have to do is set CData as you lik...

10 Monate vor | 0

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Beantwortet
plot of y = 2.*(x.^4 - x.^2) isn't right
I'm pretty sure that's correct, were you expecting to see more of a w-like shape? You might have to zoom in a bit for that (and ...

10 Monate vor | 2

Beantwortet
Separate y & x axis
There are some submissions on file exchange for this, like this one: https://www.mathworks.com/matlabcentral/fileexchange/57366-...

10 Monate vor | 0

Beantwortet
Colours of a Histogram
If you're specifying the counts, could you use bar instead of histogram? bar has a CData property for this purpose. The limits w...

10 Monate vor | 0

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Beantwortet
Opening multiple figures from directory and extracting X and Y data simultaneously
@Daynah Rodriguez: The problem that jumps out in this code is: ii = find(0.7 < y < 1.0,1); This makes sense mathematicall...

10 Monate vor | 0

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Beantwortet
How do I use tiledlayout when each plot is made within a subroutine?
You're seeing the error because when tiledlayout is in charge of positioning axes, it doesn't let you do it. It looks to me lik...

10 Monate vor | 1

Beantwortet
95% uncertainty bounds
If you have 100 simulations per day, and you want to use your simulations to estimate 2.5% to 97.5% around the median (a 95% con...

11 Monate vor | 0

Beantwortet
Plotting grouped box plot of varying lengths
First of all, if you use boxchart (released in R2020a) you'll have a bit more flexibility than the old boxplot function. The ...

11 Monate vor | 0

Beantwortet
Stackedplot axes XLabel = ('Raman shift [cm^{-1}]') (superscript) not working
Unfortunately stackedplot doesn't let you control the interpreter for the XLabel, so you can't use tex like you can for a regula...

11 Monate vor | 1

| akzeptiert

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Dave B

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