Communication through MATLAB is always better than arguing.

Answered

Can I set the initial value of the solution in "solve" function? Like "fsolve" function?

doc vpasolve

Can I set the initial value of the solution in "solve" function? Like "fsolve" function?

doc vpasolve

4 hours ago | 0

Answered

Adding multiple rows of a cell array

Edit: cellfun() is a loop in disguise by the way. for k = 1:numel(cell_array) cell_array{k}(end+1,:) = sum(cell_array{...

Adding multiple rows of a cell array

Edit: cellfun() is a loop in disguise by the way. for k = 1:numel(cell_array) cell_array{k}(end+1,:) = sum(cell_array{...

5 hours ago | 0

Answered

Writing into .txt file

T = array2table([v, angle_random], 'VariableNames', {'v', 'angle_random'}); writetable(T, 'random_cyling.txt','WriteVariabl...

Writing into .txt file

T = array2table([v, angle_random], 'VariableNames', {'v', 'angle_random'}); writetable(T, 'random_cyling.txt','WriteVariabl...

9 hours ago | 0

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Answered

how to plot frequency spectrum of the signal

<https://www.mathworks.com/help/matlab/ref/fft.html#buuutyt-10 *Cosine Waves*>

how to plot frequency spectrum of the signal

<https://www.mathworks.com/help/matlab/ref/fft.html#buuutyt-10 *Cosine Waves*>

9 hours ago | 0

Answered

How to store data

dp = pi/100; Angle = pi : dp : (2*pi - dp); D = 0.05; x = (D/2) * cos(Angle); y = (D/2) * sin(Angle); r = sqrt(...

How to store data

dp = pi/100; Angle = pi : dp : (2*pi - dp); D = 0.05; x = (D/2) * cos(Angle); y = (D/2) * sin(Angle); r = sqrt(...

10 hours ago | 0

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Answered

Is there maximum number of characters of the figure title latex interpreter string?

Painful but manageable ;) first = sprintf('$$\\psi = %.0f^{\\circ}$$', rotationAngle); second = sprintf('$$\\theta = %.0f^...

Is there maximum number of characters of the figure title latex interpreter string?

Painful but manageable ;) first = sprintf('$$\\psi = %.0f^{\\circ}$$', rotationAngle); second = sprintf('$$\\theta = %.0f^...

10 hours ago | 0

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Answered

Dimensions of matrices being concatenated are not consistent ?

You cannot have holes in a matrix so append NaN at the end. By the way you refer to them as string but in fact they are double a...

Dimensions of matrices being concatenated are not consistent ?

You cannot have holes in a matrix so append NaN at the end. By the way you refer to them as string but in fact they are double a...

11 hours ago | 0

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Answered

how do I plot 2 matrix with different n of row and column (both are 9 x 6)

SO only has 8 rows. And Ofcourse supply matrices as a vector using *(:)*

how do I plot 2 matrix with different n of row and column (both are 9 x 6)

SO only has 8 rows. And Ofcourse supply matrices as a vector using *(:)*

18 hours ago | 0

Answered

Stacking many vector data into one resultant vector data but of the same length

nrecords = 10; Data = cell(nrecords, 1); for k = 1:nrecords Data{k} = dlmread(sprintf('data%d.txt',k)); end ...

Stacking many vector data into one resultant vector data but of the same length

nrecords = 10; Data = cell(nrecords, 1); for k = 1:nrecords Data{k} = dlmread(sprintf('data%d.txt',k)); end ...

22 hours ago | 0

Answered

how to match x-axis subplots?

<https://www.mathworks.com/matlabcentral/answers/563312-how-to-match-x-axis-subplots#comment_932861>

how to match x-axis subplots?

<https://www.mathworks.com/matlabcentral/answers/563312-how-to-match-x-axis-subplots#comment_932861>

1 day ago | 0

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Answered

Indexing a cell array column from multiple sources

FileList.name = {'sjdjd.wav', 'sjdjf.wav'}; % example names combinedToneNames = {'ClowD(-0dB)', 'EF(-0dB)', 'BChigh(-0dB)'}...

Indexing a cell array column from multiple sources

FileList.name = {'sjdjd.wav', 'sjdjf.wav'}; % example names combinedToneNames = {'ClowD(-0dB)', 'EF(-0dB)', 'BChigh(-0dB)'}...

1 day ago | 0

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Answered

Error in smimport(' ') command: Illegal use of reserved keyword "end" AND Attempt to execute SCRIPT smimport as a function

<https://www.mathworks.com/matlabcentral/answers/563081-error-in-smimport-command-illegal-use-of-reserved-keyword-end-and-attemp...

Error in smimport(' ') command: Illegal use of reserved keyword "end" AND Attempt to execute SCRIPT smimport as a function

<https://www.mathworks.com/matlabcentral/answers/563081-error-in-smimport-command-illegal-use-of-reserved-keyword-end-and-attemp...

1 day ago | 0

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Answered

how can i make this loop work

function gpaname [x, y]= deal(cell(10,1)); for ii = 1:10 x{ii} = input('please enter your name=' , 's'); y{ii} ...

how can i make this loop work

function gpaname [x, y]= deal(cell(10,1)); for ii = 1:10 x{ii} = input('please enter your name=' , 's'); y{ii} ...

1 day ago | 0

Answered

Selecting specific columns in a for loop

jj = 401:500; Meas_Load = cell(numel(jj), 1); for k = 1:numel(jj) Meas_Load{k}= Rload2 - jj(k)*RPVR; end celld...

Selecting specific columns in a for loop

jj = 401:500; Meas_Load = cell(numel(jj), 1); for k = 1:numel(jj) Meas_Load{k}= Rload2 - jj(k)*RPVR; end celld...

1 day ago | 0

Answered

i=1, 2, 3,,, However, when (a-i)> 0 is calculated.

clear station a = 4 ii = 1:a-1; N = 2; % any nunber station(ii+2) = (4-(4-ii))*N

i=1, 2, 3,,, However, when (a-i)> 0 is calculated.

clear station a = 4 ii = 1:a-1; N = 2; % any nunber station(ii+2) = (4-(4-ii))*N

1 day ago | 0

Answered

Converting 3D plot into surface like plot.

[DAY, HOUR] = meshgrid(Day, Hour); NUMAIRCRAFT = repmat(numAircraft, 1,numel(Day)); surf(DAY, HOUR, NUMAIRCR...

Converting 3D plot into surface like plot.

[DAY, HOUR] = meshgrid(Day, Hour); NUMAIRCRAFT = repmat(numAircraft, 1,numel(Day)); surf(DAY, HOUR, NUMAIRCR...

1 day ago | 0

Answered

MATLAB Answers Wish-list #5 (and bug reports)

Not mandatory but a replying feature to a specific comment would be nice.

MATLAB Answers Wish-list #5 (and bug reports)

Not mandatory but a replying feature to a specific comment would be nice.

2 days ago | 0

Answered

plot on the same figure

syms t f=3*(t^2) + 2*t - 0.5 g=2*t*(cos(t)) fplot({f,g})

plot on the same figure

syms t f=3*(t^2) + 2*t - 0.5 g=2*t*(cos(t)) fplot({f,g})

2 days ago | 1

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Answered

How to delete empty rows from string arrays contained in a cell array?

Wanted = arrayfun(@(y)cellfun(@(x) x(~(x=="")), c{y},'un', 0),1:numel(c)).' % c your cell array

How to delete empty rows from string arrays contained in a cell array?

Wanted = arrayfun(@(y)cellfun(@(x) x(~(x=="")), c{y},'un', 0),1:numel(c)).' % c your cell array

2 days ago | 0

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Answered

How to remove certain rows and columns in a matrix?

w = A([1,2,7,8], :) Wanted = w(:, [1,2,7,8])

How to remove certain rows and columns in a matrix?

w = A([1,2,7,8], :) Wanted = w(:, [1,2,7,8])

2 days ago | 1

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Answered

ploting a function handle

SF=4.0; d0=1; c = 3e8; h_BS = 15; TRDistance= 20; TXPower=30; lambda = @(f) (c/(f*1e9)); PL_dB = @(f)(20*log(4*pi...

ploting a function handle

SF=4.0; d0=1; c = 3e8; h_BS = 15; TRDistance= 20; TXPower=30; lambda = @(f) (c/(f*1e9)); PL_dB = @(f)(20*log(4*pi...

2 days ago | 0

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Answered

Generate matrix from non empty cells from another cell array

c = cell_array.'; ix = cellfun('isempty',c); w = cellfun(@flip,c(~ix),'un',0); Wanted = cat(1, w{:})

Generate matrix from non empty cells from another cell array

c = cell_array.'; ix = cellfun('isempty',c); w = cellfun(@flip,c(~ix),'un',0); Wanted = cat(1, w{:})

2 days ago | 0

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Answered

How to save each guess / output as an array via Newton's Method?

x = zeros(1e3, 1); x(1) = 3; for ii = 2:1e3 % Let this sucker go up to 1000. x(ii) = x(ii-1) - f(x(ii-1))/f_prime...

How to save each guess / output as an array via Newton's Method?

x = zeros(1e3, 1); x(1) = 3; for ii = 2:1e3 % Let this sucker go up to 1000. x(ii) = x(ii-1) - f(x(ii-1))/f_prime...

2 days ago | 0

Answered

handle character minus character

f = @(x) str2double(regexp(x,':','split')); t1 = num2cell(f(t1)); % where t1 & 2 are your char arrays t2 = num2cell(f(t2...

handle character minus character

f = @(x) str2double(regexp(x,':','split')); t1 = num2cell(f(t1)); % where t1 & 2 are your char arrays t2 = num2cell(f(t2...

2 days ago | 0

| accepted