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what is the meaning of this error? how to stop this error?
You have copied this function named 'Forward_model' under a script/ code whose file name is also same as the function i.e. Forwa...

más de 3 años hace | 0

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Keeping same colors for the same groups in different group scatter plot
P = rand(1000,2) ; x = P(:,1) ; y = P(:,2) ; idx = kmeans(P,4) ; figure h = gscatter(x,y,idx) ; % Get colors C = resha...

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Why doesn't it work ? Please help
dt = 0.01; t = 4; T = 0:dt:t; % First Quarter r1 = 0:dt:t/4 ; p1 = sin(pi.*r1) ; plot (r1,p1) % Define second Qua...

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matlab polyfit multiple sets of y data
Run a loop for each set..... Let y be your mxn data and x be your 1xn data. p = cell(m,1) ; for i = 1:m p{i} = polyfut...

más de 3 años hace | 0

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Can't run my 'if, elseif, else' code
score= randi(100); if score < 20 grade = 'D'; elseif score < 40 grade= 'C'; elseif score < 60 grade= '...

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cell array into matrix
Read about cell2mat.

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Not enough input arguments
f = @(x,y) x.*y + 10*sin(x).*cos(y); x = linspace(0,2*pi) ; y = linspace(0,2*pi) ; [X,Y] = meshgrid(x,y) ; Z = f(X,Y) ; su...

más de 3 años hace | 1

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can you help me to solve this equation?
syms x P = sqrt(27.8*exp(5*x)-1) == cos((120*x^2+sqrt(2*x))/(17*x-65))^(-1) ; s = vpasolve(P,x)

más de 3 años hace | 0

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Syntax problem with a user-defined function with sine
function r = my_function(thet) r = pi*(3-sin(theta)^5) ; end Save the above, it will be saved on he name my_function.m. ...

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Matrix multiplication gives different result than manual dot products with each column
As you are comparing floatting point number, you should not use isequal. You should proceed like shown below: N = 1000; B = 10...

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How to plot the streamlines and arrow surface in MATLAB from columns of data?
clc ; clear all ; % T = readtable('https://in.mathworks.com/matlabcentral/answers/uploaded_files/1311670/streamlines%20plot.txt...

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trying to align multiple sin waves onto same graph with the period of the wave on the x axis.
Take same time array for all the waves. g = 9.807; T = 11; H = 4; d = 30; CD = 0.85; CM = 1.77; Rho = 1025; D = 1; u =...

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Double X-axis(t,p1) and single Y-axis(p2) depending on t
T = readtable('https://in.mathworks.com/matlabcentral/answers/uploaded_files/1309930/b1.xlsx') ; t = duration(T.Time); p1 = T....

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How to apply the same style/color and axes labels to all subplots?
colors = ["k"; "r";"g";"r";"g"]; lines = ["-"; "-";"-";"--";"--"]; tiledlayout(2,2); ax(1) = nexttile ; plot(rand(10,1)...

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Generating lognormal random numbers
Read about lognrnd

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How to get the decimal values using solve in MATLAB
Read about vpasolve, double.

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How do I repeat the comand for another line
dt = dx1./v; % let dt be 10x1 array m = length(dt) ; n = 60001 ; temp0 = zeros(m,n) ; for i = 1:n tempo(:,i) = 0:dt...

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Create a point with a number inside
th = linspace(0,2*pi) ; x = cos(th) ; y = sin(th) ; % Make numbers idx = 1:5:length(th) ; figure hold on plot(x,y,'k',...

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Pulling Vectors From 3D Matrix Based on Indicies
A = rand(30,40,10) ; iwant = squeeze(A(13,33,:))

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How to have two legends on the same plot?
figure hold on plot(rand(1,10),'r') plot(rand(1,10),'b') legend('One','Two')

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Please help, I keep getting this error... Error using plot Not enough input arguments.
Months=["Jan";"Feb";"March";"April";"May";"June";"July";"Aug";"Sept";"Oct";"Nov";"Dec"]; EnergyDailyAve = [33.677 76.714 69.6...

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Calculate area under peak
Read about the functions polyarea, trapz. Provde the (x,y) data of the curve for which you want to calculate the area.

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How to combine the data from multiple netcdf files and make it one .mat file?
%% List of files list_of_files= dir(fullfile(ddir,'*.nc')) %% Read Rainfall Data filename = fullfile(ddir, list_of_files(1).n...

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Can anyone tell me why I'm getting an error here? "xold=xnew;'' is giving me an error in this statement and I'm not sure why.
These lines: xold=3.5; d=0.01; % Iteration 1 xold=xnew; xnew=xold-d*xold*fx(xold)/(fx(xold+d*xold)-fx(xold)); will obvious...

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Solve the given system of equations using the Gauss-Jordan elimination method with MATLAB.
Read about rref A = [0.1 -2.5 1.2 -0.75 108 ; 2.4 1.5 -1.8 0.25 -81; 0.4 -3.2 1.6 -1.4 148.8; 1.6 1...

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Respondida
data_chirp(:,:,1:2:end); what does this code mean???
It means your data i.e. data_chirp is a 3D data. That line extracts all rows, all columns at odd indices of 3rd dimension. To ...

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Respondida
How to find largest Peak Values of signal and Save X,Y Values in MATLAB
Read about the function max, findpeaks. The above functions gives you index of the max value, using this index you can get x-v...

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How to plot cluster group by circles
You may fit a circle to the cluster data using the following fileexchange function. https://in.mathworks.com/matlabcentral/fil...

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Respondida
How do I onehotencode a table without encoding variable names?
B = table(); for i = 1:size(MyTable,2) B = [B, onehotencode(MyTable.(i))]; end You may consider using width instead of s...

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How to create 4D array of images
Say you have n images each of size p,q. data = zeros(p,q,1,n) ; for i = 1:n data(:,:,1,i) = image1 ; % loop for each i...

más de 3 años hace | 1