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get specific magnitude response value given a specific frequency from a freqz graph
Hi! Try this: % Since you did not share Hz, I am loading tfData.mat load('tfData.mat','sys1'); Hz = sys1 ; [b, a] = tfda...

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How to convert Infinite sine frequency to Hanning window?
I recommend you to use windowDesigner App and wvtool tool, will help you to understand windowing. Perhaps this below is also he...

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Division of numbers and arrange??
A=[2 8 14 20 22 26 32 38 44 45] Divisible = [] ; NotDivisible = [] ; for index = 1:length(A) b = A(index) ; if mod(b...

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Please I have a code, when I run, it keeps saying: "Error using grid First argument must be an axes handle".
This grid minor off is not correct . Learn how to use grid: doc grid Try this: xlabel('Energy (MeV)') ylabel('Energy int...

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signal manually analysis matlab
% Some dummy data emg_signal = [-10*ones(4000,1) ; -500*ones(8000,1); -15*ones(6000,1) ] ; % emcg_signal = 1rand() figure...

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How to determine eigenvalues and eigenvectors?
Use eig A = [3,9;3,5]; [eVecs, eVals] = eig(A) Eigenvalues are the diagonal elements of eVals. To get them use diag eValue...

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SatCom #4: Satellite Orbit Altitude
Satellite and Space Engineering - Problem #4 This is part of a series of problems looking at topics in satellite and space comm...

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SatCom #3: Free Space Path Loss
*Satellite and Space Engineering - Problem #3* _This is part of a series of problems looking at topics in satellite and space...

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SatCom #2: Gain of a circular 'dish' antenna
Satellite and Space Engineering - Problem #2 This is part of a series of problems looking at topics in satellite and space comm...

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SatCom #1: Wavelength of an electomagnetic wave
*Satellite and Space Engineering - Problem #1* _This is the first of a series of problems looking at topics in satellite and ...

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finverse for function handle
Not every function has an inverse. That's a warning not an error and I believe it is because your function does not have an in...

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Combining and Visualizing two histograms
Hi! Use hold on, will be displayed in 2 different colors. Example 1: x = randi(10,20,1) ; y = randi(10,20,1) ; histogram(x...

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How to create a simple matrix from two different kind of matrix size ?
Hi ! Try this: M1 = rand(2,5,2) ; M2 = rand(2,5) ; M = [M1(:,:,1) M1(:,:,2) M2] ; size(M) Maybe there is a better way to d...

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

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No documentation for function 'gsb' (get selected blocks)
You re right, online there is no documentation. However, an offline documentation for gsb is available (kind of help). Try thi...

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To find histogram of a particular cell of a cell array
% Dont have data, creating dummy vector and cell and adding dummy vector to the % the cell dummyVec = randi(50, [1 1295]) ; C...

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for loop to build an rfckt.cascade
Hi @ENRICO SILVESTRI ; Hope this is what you are looking for: amp = rfckt.amplifier('IntpType','cubic'); txl1 = rfckt.txlin...

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how to make log axis scale
Hi! Try to use semilogy(X,Y) instead of plot. clear all; load 'X_theta.txt'; X=X_theta; load 'Y_POE.txt'; Y=Y_POE; semi...

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how to plot the function
Try this: clear close all N = 10 ; x = -N:0.5:N; y = x; [X, Y] = meshgrid(x, y); f = @(x,y)(0.18*x + 0.003*x.*y +...

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Compare strings which contains the same pattern by ignoring case sensitivity and some expressions like underscores
Unify strings first using eiither upper or lower. % learn about the functions doc upper doc lower % Examples upper("abcd"...

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Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...

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Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2 3 3 3 4...

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Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

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I have done the FFT analysis of a real time data. Please check weather am i right or not ?
Hi! Looks correct to me your spectral analysis! Screenshot from Signal Analyzer App. This app allows MATLAB script generation....

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Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

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Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

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