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Plotting trajectory from displacement/time history
It would be nice had you included some sample data, so I made up my own, I hope it is somewhat similar t = linspace(0,pi)';...

11 years ago | 0

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Answered
speed up intersect, setdiff functions
If your sets aren't much larger than your example, and are indeed made up of positive integers, then those two functions here ca...

11 years ago | 7

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Matlab can't solve this equation
First of, don't assign the output to |y|, that might lead to mix-ups, after all |y| is a dependent variable you might be using ...

11 years ago | 0

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Breaking Down a Symbolic 15 x 15 Matrix
If there is no structure to your matrix, then I don't think there is much to be done by breaking the matrix into smaller pieces,...

11 years ago | 0

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Plot time series with irregular intervals and interpolate at regular intervals
You plot minutes vs. price by running (Assuming your data is in the variable |M|) plot(M(:,2),M(:,3)); With regards to t...

11 years ago | 0

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Converting output results to 00e+00 form
So that you can change the output format by issuing format STYLE in your case format shortE you probably knew. And...

11 years ago | 0

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How to know the sequence of file in a large project
You could remove all the semicolons ";" from your scripts, in which case the result of every line will be printed into the comma...

11 years ago | 0

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Placing plots into multiple page pdf document
I don't think that Matlab can create multi-page pdfs for you, you'll have to do that yourself. pdfsam <http://www.pdfsam.org> is...

11 years ago | 1

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Answered
"For" loop output storage
Use a cell array, that is not the most elegant or efficient way, but definitely the quickest fix: Csystems = cell(10^4,1); ...

11 years ago | 0

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Answered
How do I create a set of 20 random binary numbers (only 0 and 1) but such that 0 or 1 does not repeat 4 times in a row?
Create them step-by-step, and if you have 3 0 or 1 in a row, force a 1 or 0 for the next. What I mean: rbits = false(1,20);...

11 years ago | 0

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solve() gives incorrect answer
I am astounded... So I am using 2011b on a Mac, but that shouldn't account for the differences. I am getting different results f...

11 years ago | 0

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Answered
Label 14 names in colorbar
Maybe I don't understand your question properly, but if I do, then you could do it like so: surf(peaks) c = colorbar; set...

11 years ago | 0

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How to eliminate the lines that joins the discontinued points in a data?
How about this: lat= [ 35.47 35.51 35.54 35.58 35.61 49.23 49.25 49.26 49.28]; lon= [ 48.91 48.95 49.00 49.04 49.09 72.7...

11 years ago | 2

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Answered
Simulink and simulation of logistic map
So the logistic map is |x(n+1)=r*x(n)*(1-x(n)) = r*x(n) -r*x(n)^2|. Using the Discrete SS block and a square, how about that de...

11 years ago | 0

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Answered
How to find positive x-root of this function?
Okay, in this line here: ea=abs((xr-xold)/xr)*100 |ea| is always going to be zero, since a few lines above, you assigned...

11 years ago | 0

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Answered
Axes labels (with differential dot)
xlabel('$\dot{\phi}$','interpreter','latex')

11 years ago | 6

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Answered
auto-run m-file without command prompt?
As a primitive workaround you could put the following in a *.bat file: Your_matlab_path\matlab -r "Your command" so for ...

11 years ago | 0

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Question on plots i,e different line properties
Easiest would probably be to use an additional for-loop to fill figure{i}. Had you formatted your code I would have maybe been a...

11 years ago | 0

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How to obtain PID controller co-effs as a function of time and o/p
As said above, your PID controller is now time-variant and maybe even nonlinear (depending on whether the gains actually depend ...

11 years ago | 0

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How to show multiple Y axis on a Parallel Coordinates Plot
It's not totally clear to me what exactly you want, visualizing 10-D data sounds impossible to me. Maybe you should post a minim...

11 years ago | 0

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Answered
Generate random numbers given distribution/histogram
Since nobody has any suggestions, here's one. If you have a discrete distribution, say it is a Nx2 matrix |PD|, first column the...

11 years ago | 5

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11 years ago | 0

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Answered
How can I clear the workspace but not breakpoints?
Or clear variables which will clear all variables, but nothing else. See |help clear| for other possible keywords (one o...

11 years ago | 1

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Putting random values in for loop
Do what Matt suggested: VV = floor(+1*120*sin(2*pi*(t-1)/40)); Then add your extra values into |VV|: VV = [VV(1) 1 5...

11 years ago | 1

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Question

" requested the Runtime to terminate it in an unusual way"
Freshly installed MATLAB on Windows 7, 64Bit. * If I select the MATLAB shortcut in the Start Menu, I get a windows error say...

11 years ago | 2 answers | 1

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answers

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Extract a portion of vector
How about vector(vector(:,1)<20, 2) = NaN; Logical indexing...

11 years ago | 0

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Latex Title in figure
From the Matlab help on Text Properties <http://www.mathworks.com/help/matlab/ref/text_props.html> _Note: The maximum size ...

11 years ago | 1

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Answered
ismember function too slow
Don't you want to actually INTERSECT A and B? If so, then here's a very fast intersect function that intersects two sets of _pos...

11 years ago | 2

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how to find non-numeric value from a matrix?
To compare strings, you'll need |strcmp| or |strcmpi|, depending on whether you want case sensitive or insensitive. >> tsh...

11 years ago | 0

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Answered
facing problem to plotting surface plot from imported data
As a quick workaround, use plot3(x,y,ux,'.'); If you want to use surf or mesh because it looks prettier, then here is w...

11 years ago | 0