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Trying to change the y axis range in fplot
syms s a b c d e f n10 = a + (b*s) + c*(s^2) + d*(s^3) + e*(s^4) + f*(s^5) n10_d1 = diff(n10,s) n10_d2 = diff(n10_d1,s) A = ...

約3年前 | 0

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How to find the maximum value between two indices in an array?
Without yor data and complete code, this is a guess: mode2a = 200; % frequency lower bound (Hz) mode2b = 600; % frequency uppe...

約3年前 | 1

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How to add tolerance to iteration with if statement
x(1,1)=0; %Initial guess, x=0 y(1,1)=0; %Initial guess, y=0 z(1,1)=0; %Initial guess, z=0 R=0.3; %relaxation factor f...

約3年前 | 0

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Why is my plot blank
P0=300; %power of the heater n=50;% amount of gas (mol) M=28; % Molar mass of Nitrogen gas m=n*M;% m is the mass of the gas(g...

約3年前 | 0

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Bandpass power spectrum density issue
You need fs >2*f_upper. Try fs = 80GHz Wx = 50*10^6; % Signal bandwidth Tx = 1/Wx; % Symbol ti...

約3年前 | 0

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Assign variables from a solve solution
syms k_x Kr_x alpha_x c0=18.1499 alpha0=0.3491 g=9.81 omega=0.54 D2 = [1 2]; for i=1:length(D2) c_x=c0*tanh(k_x*D...

約3年前 | 0

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How to add tolerance to iteration with if statement
% if a2(i+1,1)-a2(i,1)<0.1 % change the above to: if abs(a2(i+1,1)-a2(i,1))<0.1

約3年前 | 0

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How can I plot this function?
% parameters (use your values) lambdaR = 1; lambdaI = -1; d = 3; p = 2; x = -10:.1:10; w = sqrt(pi/2)*exp((-p^2-4*p*la...

約3年前 | 0

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spline interpolation between three values
P=[100 200 300]; T=[100 150 400]; density=[0.4,0.7,0.8]; Pq =100:300; Tq = spline(P, T, Pq); dq = spline(P, density, Pq)...

約3年前 | 0

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Named arguments in Matlab?
Use arguments block (additionaly for default value, type and size check. doc arguments for more details) self = Renderer(sampl...

約3年前 | 0

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Check for incorrect argument data type or missing argument in call to function 'int'
Break long line codes into shorter ones using ... int is not a builtin function. use fix/floor/round/ceil instead (find out th...

約3年前 | 0

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how to save the values of DelL(T)
Lo = 44.46; Do = 18.76; alpha = 0.0002178 ; T = 36:1:180; DelL = Lo*alpha*(T-35); whos

約3年前 | 0

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Acess all last array elements withtin cells
You can use cellfun: precipitate{1}=[1,2,3,4;1,2,3,4]; precipitate{2}=[1,2,3,4,5;1,2,3,4,5]; precipitate{3}=[1,2,3;1,2,3]; ...

約3年前 | 0

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I can't figure out why am not getting a plot on my code
If you put the script and local function ga in the same file, then local functions should be placed at the end of the files as s...

約3年前 | 0

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Finding the z transform
syms n omega f(n) f(n) = sin(omega*n) ztrans(f(n))

約3年前 | 0

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inspection of linearity of data?
load(websave("check_linearity.mat","https://www.mathworks.com/matlabcentral/answers/uploaded_files/1167363/check_linearity.mat")...

約3年前 | 0

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Why am I getting this error "not enough argument"
The number of input arguments is 6: for r =1:m H_MMSE(: , r ) = MMSEesti(ReceivedPilots (: , r ), TransmittedPilots (: , r...

約3年前 | 0

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Creating 3D array from 2D with increment
A = randi([1, 10], [3, 5]) C = A + reshape(0:2, [1,1,3]) % increment 0, 1, 2 for example

約3年前 | 0

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Change sequence of consecutive trues to falses, in logical array
x=[true;false;false;true;true;true;true;true]' output = x; dx = diff(x(1:end-1)) output1 = output(2:end-1); output1(output1 ...

約3年前 | 0

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Add indicative labels to vector values
A1 = [ 1 ; 2 ; 3 ]; A2 = [ 4 ; 5 ; 6 ]; A_labeled = [A1 ones(size(A1)); A2 zeros(size(A2))]

約3年前 | 0

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Compact way to plot data with relative colors and legend
% Input a = {'marathon', 1, 4; 'bank holiday', 3, 6; 'bank holiday', 2, 1; 'concert', 0, 4; 'regatta', ...

約3年前 | 1

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Bode Plot options to graph
H = tf([1 0.1 7.5],[1 0.12 9 0 0]); [mag,phase,wout] = bode(H); subplot(211); plot(wout, squeeze(mag(1,1,:))) subplot(212); p...

約3年前 | 0

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How to create a for loop to go through data arrays?
%data = load('file.mat'); data.laser1.pulse=randn(10,1); data.laser2.pulse=randn(10,1); data.laser3.pulse=randn(10,1); dat...

約3年前 | 0

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How can i estiamte the local distance between two boundaries at each point ??
load(websave("bw1.mat", "https://www.mathworks.com/matlabcentral/answers/uploaded_files/1153258/bw1.mat")) load(websave("bw2.ma...

約3年前 | 0

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Interindividual distance from trajectories
% xy = randn(6,2); x = readmatrix("https://www.mathworks.com/matlabcentral/answers/uploaded_files/1153563/X_fragment1.txt"); y...

約3年前 | 0

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how to create gray scale gradient image?
a = (-5:0.1:5)'; b = exp(-a.^2/2); x = repmat(b, [1 512]); imagesc(x); colormap(flip(gray(512)))

約3年前 | 0

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Structure that contain an array of points with string names and coordinates
Use array of structure % Define structure points_data = struct('PointID', [], 'Coordinates', [], 'Names',[]); % To have repea...

約3年前 | 0

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Structure of array: deletion of null elements
exp_value(exp_value.f_avg(:, 1)==0) = [];

約3年前 | 0

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How can I create a for loop?
n = 20; B = zeros(n, 1); C = zeros(n, 1); for i=1:n a1=1/((1+i/100)^1); a2=1/((1+i/100)^1); a50=(((1+i/100)^...

約3年前 | 0

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Convert RGB image into 8 bit rgb image
im = imread("https://www.mathworks.com/matlabcentral/answers/uploaded_files/1150855/my_image.jpg"); [x,cmap] = rgb2ind(im,256);...

約3年前 | 0

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