Matt Tearle

Last seen: ongeveer een maand ago | Active since 2010

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How do I display my secant method iteration values in a table?
If you want to display things nicely, you can use fprintf to format things into text. If the primary concern is getting the valu...

ongeveer 3 jaar ago | 0

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Matalb Academy - Reinforcement Learning Onramp: submission failed
There was a change in R2021a that caused an incompatibility. We have a fix ready that will go out with the next update to the tr...

meer dan 3 jaar ago | 3

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Assign a number to a letter in excel
I don't understand what you're trying to get out of the original data. If you do diff(X2) you'll get [1 -1 0 0 0...

meer dan 4 jaar ago | 0

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Referencing the name "MATLAB"
The official rules for all that stuff reside in the style guide.

ongeveer 5 jaar ago | 4

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Kullback-Leibler Divergence for NMF in Matlab
If X and X_hat are just matrices, then I think you should be able to compute all the terms element-wise and sum the result (unle...

meer dan 5 jaar ago | 0

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Extract multiple data points from matrix
It might help to know a bit more about what you're actually trying to do. Given that you're indexing with (:,k), it seems that t...

meer dan 5 jaar ago | 0

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How to find average score of different combination
Can you explain what you mean by "same" and "different" in this context, and how you're getting the output you want, because it'...

bijna 7 jaar ago | 0

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Is MATLAB providing free online tutorial?
The link Image Analyst gave has all the online trainings that are available. Currently Onramp is the only one that's free*. W...

ongeveer 7 jaar ago | 1

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How can I assign custom colors to stacked bar plot
The colors of the bars are taken from the default colormap, so the easiest solution is to change the figure's colormap. Put the ...

bijna 8 jaar ago | 3

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MATLAB poems -- let's hear 'em!
Inspired by Chad Greene's " <http://www.mathworks.com/matlabcentral/answers/217444-matlab-jokes-or-puns MATLAB jokes or puns> " ...

ongeveer 8 jaar ago | 3 answers | 3

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Matlab jokes or puns
Not a joke or pun, but in the spirit of MATLAB fun: There was an old math guy called Cleve who, while teaching, a pipe-d...

ongeveer 8 jaar ago | 4

Answered
I need a guideline to learn MATLAB faster
You can now get started in MATLAB by taking the *free* <https://matlabacademy.mathworks.com/ MATLAB Onramp>. It teaches you the ...

meer dan 8 jaar ago | 0

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learn matlab for beginner
Given that you have a MathWorks.com account, the easiest way to get started with MATLAB is already freely available to you: <htt...

meer dan 8 jaar ago | 0

Answered
How to learn MATLAB
In addition to the online learning options Andreas mentioned, you can also get started in MATLAB by taking the *free* <https://m...

meer dan 8 jaar ago | 17

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code to plot epicycle
Looks like a pretty standard homework problem. You have a bunch of scalar constants given, so just define those: >> T1 = 1;...

bijna 9 jaar ago | 1

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Using for loops to generate an array?
TastyPastry's answer is perfectly correct, but it's worth asking an important clarification: *why* do you want to do it with a |...

bijna 9 jaar ago | 0

Answered
MATLAB Programming Techniques (online course)
I haven't *taken* the course, but I did help *write* it, so... :) As much as I hate to talk anyone out of taking our training...

meer dan 9 jaar ago | 6

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plotyy x axis does not match
Try getting rid of the ticks on one x-axis (the one that hasn't been dateticked): set(ax(2),'XTick',[]) You may also wan...

bijna 10 jaar ago | 0

Answered
Shooting method for ODE interpolation error
Set a breakpoint on line 36 and run the code. When it stops at that line, see what you get from unique(fvegpont) I'm gue...

bijna 10 jaar ago | 0

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How can I import a specific matrix from an excel file using the xlsread command?
You need to use standard Excel indexing "topleft:bottomright": heightdata = xlsread('Height Data.xlsx','B3:KP5');

bijna 10 jaar ago | 2

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Using a time-stamp to find the median for every hour
If you could show a snippet of one of the data files I might be able to give some more specific guidance, but I'd suggest: * ...

bijna 10 jaar ago | 0

Answered
Two basic questions in matlab
1. It won't let you. Two options: (a) pad with something, such as NaNs, (b) use cell arrays to store each matrix in a separate c...

bijna 10 jaar ago | 1

Answered
Newton Raphson on Mathlab
Torsten showed how to find the roots of a polynomial. More generally, to find the zeros of any function: f = @(x) 0.5*x.^3 ...

bijna 10 jaar ago | 0

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Probability of being under a target
Counting the number of samples with a given criterion is easy enough: threshhold = pi; nnz(X < threshhold) The |ecdf|...

bijna 10 jaar ago | 0

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Conditionally Flip Sign in Table
One liner: A(strcmp(A(:,1),'No'),2) = strcat('-',A(strcmp(A(:,1),'No'),2)) Slightly cleaner with two lines: idx = s...

bijna 10 jaar ago | 0

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Answered
connecting points in scatter3 plot?
OK, now I understand the problem. The issue isn't that the data is representing 3-dimensional *points*, but that it's stored in ...

bijna 10 jaar ago | 0

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Overwrite empty cell array with strings
If |rowofstrings| is a 1-by-41 cell array then your first line will work if you change the |{}| to |()|: MasterCellArray(2,...

bijna 10 jaar ago | 0

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connecting points in scatter3 plot?
What about |plot3|? plot3(rand(5,1),rand(5,1),rand(5,1),'o-') But I also don't understand what the problem is with |line...

bijna 10 jaar ago | 1

Answered
Hi. How can i rectify my error i.e., not enough arguments
How are you calling this function? It has to be called with two inputs: foo = erlang_b(pi,42) The error you're getting ...

bijna 10 jaar ago | 0

Answered
How can I stop an ODE overwriting variable values?
If I understand correctly, your ODE function takes in |t| and |y| (and possibly some other parameters), then calculates |Hatta| ...

bijna 10 jaar ago | 0

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