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Finding indices when the curve stops decreasing
If you have Signal Processing TB, have a look at the <http://www.mathworks.com/help/signal/ref/findpeaks.html |findpeaks|> funct...

대략 12년 전 | 0

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How to set regexp expression for HH:MM dd.mm.yyyy format?
As an alternative suggestion, one approach is to pass the problem on to |datenum|: just pass the user's input along to |datenum|...

대략 12년 전 | 0

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demonstrating concept of confidence interval for the mean value?
Can you clarify your intent? It looks like you're doing 100000 experiments where you take 5 (n) random values in each experiment...

대략 12년 전 | 0

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Custom map coloring and legend in Matlab 2014b
I can't exactly replicate your problem because I don't have the files you're reading from, but I can get the same basic problem ...

대략 12년 전 | 0

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Reading Excel XY Data and Interpolate
This is a pretty huge question -- it really depends what you're assuming about the data and, consequently, what you're trying to...

대략 12년 전 | 0

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What does the value s do in my code??
This code is... a bit muddled. At the end of the day, the |s| is not really necessary. The problem you were having before with t...

대략 12년 전 | 0

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problem with overwritten data when auto saving
I'm not entirely clear on what the crux of the problem is. Are you trying to loop through the directories (nr, nr2, nr3) and wan...

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I am a beginner using figures and uicontrol
Your |button_callback| function declaration line is commented out, so you literally have an |Undefined function 'button_callback...

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MATLAB GUI error when filling textboxes with data from file
Try using cell indexing in these lines: set(handles.hostbox, 'String', A(1)) set(handles.usernamebox, 'String', A(2)) ...

12년 초과 전 | 0

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How can I find the peaks of a cfit object?
|test.coefs| is giving you the coefficients of the cubic splines that make up the fit. If I interpret your intention correctly,...

12년 초과 전 | 2

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how to take out extreme event annually from the data.
Slightly new approach, given your comment on the previous answer. This one creates |hr|, |vhr|, and |ehr|, which are 20-by-22-b...

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Help with creating new column inside a matrix with new data.
It looks like you have to pad with 0 to get 63 full days (you have 62 days + 23 hours), so why not just do that at the beginning...

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how to take out extreme event annually from the data.
The |reshape| function is going to be your friend here. I think I've interpreted your intention correctly, in which case, your ...

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How to evaluate my integral
Hard to say what's causing the error without seeing the actual MATLAB code you used. But regardless, if you just want the numer...

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Radio Buttons in panel
Panels are basically just cosmetic. Use a |uibuttongroup| to manage the exclusivity behavior you want. Compare: figure ...

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Using the optimization toolbox
Yes, Optim TB allows you to just specify the objective function (as a minimization problem -- change the sign if you want maximi...

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Eliminated zero value in the matrix.
Personally, I'd question whether this is a great idea. A distance matrix is supposed to be square and symmetric, with |dist(j,k...

12년 초과 전 | 1

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How to ensure that dynamically create symbolically variables are real?
This, maybe? names = strcat(List,index,{' '}) eval(['syms ',names{:},'real']) eval(['A = [',names{:},']']) Ergh. ...

12년 초과 전 | 0

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create vectors associated with each entry of an array and save them in a new matrix
The easy, brute-force way is just to append the new return from |linspace| to |W| each time. Start with |W| as an empty array: ...

12년 초과 전 | 1

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Problem reading an excel csp file using Matlab
The error message is indicating a problem with opening the file. The file identifier returned by |fopen| does not refer to a va...

12년 초과 전 | 0

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Solving Inequalitis in Matlab
I'm not sure what you mean that the solution to x^2 > 5 "is not correct". When I do syms x solve(x^2 > 5,x) I get th...

12년 초과 전 | 1

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how can i solve y'=t/t^2+1 by programming a runge kutta 4'th order method ?
# As written, this can't be done, because there's a singularity at t = 0 # Assuming that you actually mean y' = t/(t^2 + 1)... ...

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How can I create shortcuts by commands?
If you're running 12b or later, why not just <http://www.mathworks.com/help/matlab/creating_guis/app-creation.html package and d...

12년 초과 전 | 0

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save data from a for loop - problems with size
This code doesn't run on its own, but by eye it looks like |x2|, |X2|, |y2|, etc are all 3-by-1 column vectors, so |R2| and |R3|...

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i want to divide 256*256 image into 8*8 blocks and store the 8*8 blocks in the matrix or 2d array something.
Your question isn't quite clear because an image is already a matrix/2D array. (Actually, a true-color image is a 3D array.) S...

12년 초과 전 | 1

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Help modifying matlab script for text file
How about this: filename = 'C:\Users\jmille76\Documents\MNVR\20140206\wnw\R2_10k_b1M_l1400.txt'; fileID = fopen(filename...

12년 초과 전 | 0

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plotting a graph of time vs gear...updated
If I interpret this correctly, you're trying to see which gear you're in at time |t|? So you need to calculate |v| from |t|, th...

12년 초과 전 | 1

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Generate and Increment var names containing numbers and strings
See dpb's comment on why creating variable names like this is a bad idea, but... assuming you have a valid reason for creating s...

12년 초과 전 | 0

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Not enough input arguments
The error message you're getting seems to indicate a problem with how you're calling the function, rather than the function itse...

13년 초과 전 | 0