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**Content Feed**

Should the filter frequency response contain magnitude greater than 3dB in magnitude?

if you have 10^-6 dB or lower, then the response is almost flat in amplitude. The design or something else is most likely wrong...

3 hours ago | 0

Plotting Response of Discrete Signals

https://www.mathworks.com/matlabcentral/answers/1458259-plotting-a-response-of-the-following-system#answer_792534

6 hours ago | 0

Error while plotting the polar plot

e = 0.5; thet = -60:1:60; theta = thet .*(pi/180); c = cos(theta); p = 4*(1-e^2).*(c.^2) + (2*e - 1)^2; % q = 2*(1-e*e).*...

6 hours ago | 0

Plotting a Response of the Following system

% 𝑦[𝑛] = −𝑦[𝑛 − 1] + 5𝑥[𝑛] + 2𝑥[𝑛 − 3]. b = [5 0 0 2]; % 5x(n), 2x(n-3) a = [1 1]; % y(n) + y(n-1) % From an ...

8 hours ago | 1

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How do I refer to values that contain decimal points and integers (for example, 1.0000 ... and 1)?

a = b(cellfun(@(x) abs(x -1 ) <1e-10, b(:,1)),:);

8 hours ago | 0

Question about how to put several values in one histogram

You should not use histogram. You should use bar: bar([3 4 3]) set(gca, 'XTickLabel', ["Player" "Computer" "Draw"])

8 hours ago | 0

How to find rest of the number in matrix ?

a = 1:10; I = find(a>5) aa = a(I) bb = a; bb(I)=[]; bb

8 hours ago | 1

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who to write this function in another way?

fcn(-5) fcn(.34) fcn(4) function y = fcn(u) x0 = [-inf -0.9 -0.8 -0.6 -0.4 -0.2 0.2 0.4 0.6 0.8 0.9 1.5]; y...

9 hours ago | 0

Comparing elements of two uneven lists of numbers

a1=[ 15 420 5778 6018 6388 ]; a2 = [ 414 1430 5762 6384 ...

1 day ago | 1

How to check a matrix is multibanded?

% Create a banded sparse matrix B = bucky; r = symrcm(B) a=B(r,r); imagesc(a); % Check if it is banded m = size(a,1); ...

1 day ago | 0

How to get the aircraft location from a flight path plot?

% Generate some data t = (7020:210:10080)'; lon = 102.915 - t/10080; lat = 1.363 - t/20000; heading = 153 + t/50040; % Cr...

1 day ago | 0

How do I use a user input string to reference a structure that already exists?

Here is one solution without dynamically naming a variable: ... UserInput='ExistingStructure'; if exist(userInput, 'var') ...

4 days ago | 0

Group values of a vector into new vectors according to magnitude

A = [17 323 100 3 278 220 45 351 212 51] B = A(A>=0 & A<50) C= A(A>=50 & A<100) % Leave D for you

5 days ago | 0

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How to get the file names that start with the same letter in the folder?

fn = dir('T*.*') % you can use 'T*.T', 'T15*.bin', etc

5 days ago | 0

How to connect dots in figure?

% data x = randn(50, 6)*.5+(1:6); % 6 lines, 50 data points each line % if you really want to plot 50 lines, then: plot(x') ...

5 days ago | 0

combine different size vectors into one matrix

% use a cell array instead of separate variables e{1}=[2 3 4 5]; e{2}=[4 7 7]; e{3}=[8 8 7 4 2 5]; % find the longest vect...

5 days ago | 0

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Matlab 3D bar plot

xyz=[... 6.50319529000000 10 5 6.50463629000000 10 10 6.50548840000000 10 15 6.50607061000000 ...

5 days ago | 0

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How to combine and transpose arrays?

s1 = rand(5,1); s2 = rand(5,1); s3 = rand(5,1); s4 = rand(5,1); imp =[s1 s2 s3 s4]' % or imp1 = cat(2, s1, s2, s3, s4)' ...

5 days ago | 1

I need to read third coloumn and all rows of text file in matlab. Pls give your suggestions.

You can read all data (xyz.txt contains first part of your data). Then it is up to you to use which column of data. data = rea...

5 days ago | 0

How do I switch location of the largest and smallest elements of an array?

vect = randi(20,1,15) [~, imax] = max(vect) [~, imin] = min(vect) % swap tmp = vect(imax); vect(imax) = vect(imin); vect...

5 days ago | 0

Only graphing two out of three of my graphs

ch0 = ex32excel(:,2); ch1 = ex32excel(:,4); N = length(ch0); deltast = 2e-5; t1 = 0:deltast:deltast*(N-1); xlow=0.02394;...

5 days ago | 0

solving for complex numbers

A = 3+4j B = 3 -2j C = 2*exp(1j*deg2rad(50)) % Find out D yourself

6 days ago | 0

How to plot several signals in 3D

t = 0 : 10e-5 : 2e-2; y1 = sin(2*pi*50*t); y2 = sin(2*pi*100*t); f = [0 2 4]; plot3(t, f(1)*ones(size(t)), y1); hold on p...

6 days ago | 0

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How can I plot the graph?

x = 0:100; plot(x,carFunc(x)); ylim([0 30]) function output = carFunc(x) output = zeros(size(x)); idx = (x >= 75...

6 days ago | 1

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How to downsample a vector x by an integer factor M with a single statement such as for loop or conditional statements

a = 1:10; b = downsample(a, 3) % use downsample c = a(1:3:end) % statement

6 days ago | 0

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Why is MATLAB producing the wrong output with this function?

beamLoc = [10 200 300] b = FindDeflection((beamLoc)) function [beamDef] = FindDeflection(beamLoc) A = (1/3.19e9); beamDef = ...

7 days ago | 0

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print numbers to command window

With mapping toolbox, you can use angl2str. doc angl2str for more details. A = 0; B = 206.4188; C = -130.5507; A1 = angl...

7 days ago | 0

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Problem obtaining minimum negative value in an array

t = linspace(0,15,400); y = exp(-0.5*t).*cos(2*pi.*t); plot_cos(t, y) % plot t-y or y-t? function m = plot_cos(t, y) plot(y...

7 days ago | 0

display functions and coefficients from the basic fit tool box on a plot

xy = [3.25 0.801369; 3.375 0.883622]; x = xy(:, 1); y = xy(:, 2); f1 = @(x) 0.6580*x-1.337209; f2 = @(x) 0.0632*...

7 days ago | 0