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find the equal values that stand together on the same row or column or diagonal in the matrix
I am assuming here that to satisfy your criteria you must have a group of 5 or more ones in any row, column or diagonal or a gro...

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Why does my closed loop pole-zero map appear to indicate a critically damped system but a step input results in an under-damped response?
If you remove the time delay the response has no oscillations as you expected. I know you said "**Just as a side note, taking a...

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Why does a sine bandwidth decrease with 1/dur, dur beeing the signal duration
I don't have enough time at the moment to look at your code in depth, but I'm suspecting that you are experiencing "leakage" eff...

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Comparing curves to an original signal
In terms of frequency response of a transfer function it looks like you could make the orange curve move towards the purple cur...

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How to randomise trials without following in successive ones
OK, I think I finally got it. Thanks for your patience. If I am understanding correctly I think this code should do what you ar...

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Sum 2 Matrices and take the average value of their summation and store them in another Matrix with the same dimension.
C_T = (C_T1 + C_T2)/2

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polynomial interpoltaion & least squares
I'm not totally clear on what you are trying to do from your description, but here are few things that I think will help you. Y...

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Find unique values in a pseudo inverse based on SVD
I think that you can identify the "non-unique" components in your specific example, by looking at the last two columns of V (or ...

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if statement is not working
The problem is that your if statement will only be true if all of the elements of theta satisfy the condition. If you only want...

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Merge columns in two tables depending on column names
I think you can probably accomplish what you want using one or more of MATLAB's join, innerjoin, and outerjoin commands. Please...

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i am trying to write a program to find the day of any date.
I think MATLAB's weekday function should do this for you, type doc weekday on the command line for details

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ODE solvers and code
Just edit the functions, so type on the command line for example: edit ode45

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How to create a Stereo Sweep from Frequency A to B in a given time?
As an alternative, if you don't have the signal processing toolbox, or for some reason preferred to see the details you could do...

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Identifying the first number in a series in the same vector?
define your vector as x then y = unique(floor(x)) floor gets rid of the decimal part, unique gets rid of the repetitions

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Different legends for multiple graphs
There might be more elegant ways of generating the legends but one approach would be to define before the loop a cell array of l...

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Warning: Imaginary parts of complex X and/or Y arguments ignored.
Haven't tried your code, but most likely one or more of h1, h2, or h3 are negative and when you take the square root of them it...

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Unable to perform assignment because the indices on the left side are not compatible with the size of the right side
Following up on @Walter Roberson's comment, I ran your code (I assigned my own values to data, as I didn't have your input file...

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how to find the value of the diagnol of the attached image
From your matlab.mat file it seems that you are showing the image represented by the matrix corr_data. You can get the diagonal...

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Add data from one input file to another
I think you should be able to get the sets of data that you want using MATLAB's ismember and intersect Is that what you are ask...

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How to solve for x give the equation of a circle and the equation of a line?
You can use MATLAB's fsolve to solve the original system of two equations and two unknowns. To do this you have to rearrange the...

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How and what is the time period of following function
I think you are looking for a characteristic time duration for your circuit. One common criteria is the settling time following ...

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How do I make Matlab not show large values in scientific notation?
I think typing this command on the command line may get you what you want format shortG

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interpolate data in timeseries
Although you say you have a "time series" it looks like v is just an ordinary vector. Assuming you have another "t" vector to go...

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How to get the equation inside that of root(function,z) equation ,i.e the function only
This is a polynomial, you should be able to obtain all of the roots (real and complex) using: r = roots([1.0 ... -(190266...

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I have to combine 90 txt files in one txt file
If you don't want to create a huge matrix before writing it out you could do this % define some parameters outfile = 'alldata....

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I am trying to write data to a file where the first column is the time values and the second column is the volts values.
I think the problem is tha fprintf writes the elements columnwise. You could send the transpose (use the ' operator) fprintf(fi...

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create a graph with a specific interval
If you want n to have integer values greater than zero and strictly less than 35 you can define n = 0:34 If you don't require ...

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why do I suddenly get a gain value in my transfer function?
Your original expression and the one found by zpk are the same. zpk just factored out the 2 from denominator.

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How to solve for N sets of 2 equations and 2 unknowns using a for loop?
This is one approach using nested functions to pass additional paramaters, see https://www.mathworks.com/help/optim/ug/passing-e...

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Convert from linear to log scale and back again
I think you can get what you want using MATLAB's semilogx function

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