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Undefined operator '^' for input arguments of type 'cell'.
c0=1; c1=2; c2=5 c3=4; A=(((c0/2)-(c1*c2/6)+(c2^3/27))-[(c0/2)-(c1*c2/6)+((c2^3/27)^2)+(c1/3-c2^2)^3]^1/2)^1/3; You can...

casi 10 años hace | 0

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Respondida
Pausing the program for GUI
Use waitfor function

casi 10 años hace | 0

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Respondida
Does there exist some functions that can solve inequality equations?
Solving linear inequality is complicated, non linear will make them more complicated. for now, There are no function that can do...

casi 10 años hace | 0

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How to prevent cell array within cell array
It's simply name = { 'Tom', 'Tim'}; record = [{'school', 'class'}, name]

casi 10 años hace | 1

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iterate values of x through the difference between 2 functions equal to 40. the final x must make the equations equal to 40
[~,idx]=min(abs(w-m)) out=w(idx)

casi 10 años hace | 1

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Setting mixed table data as empty
% -----------Example------------------- y={1 2 '3';4 [] 'r';7 5 'ee' ; 4 [] '8'} a=cell2table(y) %--------------The code-...

casi 10 años hace | 0

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How to integrate from t-1 to t in MatLab
Something is missing, How x is related to t? look at this example tt = -10:Ts:10; syms x t t0 Ts = 0.01; x=sin(t) y = i...

casi 10 años hace | 0

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negative with positive lookbehind regex issue
str = '12()+F34()+O56()'; ii1=regexp(str,'(?<=[OS]\d+)(\()' ) ii2=regexp(str,'(?<=\d+)(\()' ) out=setdiff(ii2,ii1)

casi 10 años hace | 0

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eliminate zero elements and separate into different matrix
A=[0 0 0 0 1 2 3 0 0 3 2 0 0 0 3 4 4 5 0] idx=A~=0 ii1=strfind([0 idx],[0 1]) ii2=strfind([idx 0],[1 0]) out=arrayfun(@(x,...

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using plot with 2 x and 2 y axis
Look at this example % ------------------your 2 functions----------------------------------------- x1=0:0.5:10; x2=x1+1 ...

casi 10 años hace | 1

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read all audio files in one directory
folder='C:\Users\malek\Documents\MATLAB' audio_files=dir(fullfile(folder,'*.m')) for k=1:numel(audio_files) filename=au...

casi 10 años hace | 1

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concatenate all cells in a celll array
a=arrayfun(@(x) rand(256,1),ones(7),'un',0) out=reshape(cell2mat(a),[],1)

casi 10 años hace | 1

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im2double(img) vs double(img)
Try this example, you will see the difference Im = reshape(uint8(linspace(1,255,25)),[5 5]) out1=double(Im) out2=im2ddoub...

casi 10 años hace | 0

Respondida
Copying specified number of elements from each row in a matrix?
Values =[1 3 5 7 2; 4 62 2 6 12; 45 8 1 7 9; 4 2 87 1 3; 4 8 1 4 64] V =[2;3;5;4;1] for k=1:size(Values,1) Val...

casi 10 años hace | 1

Respondida
I need to obtain second derivativ Second derivative
y=gradient(gradient(r,x),x) or r1=diff(r)./diff(x) r2=diff(r1)./diff(x(2:end))

casi 10 años hace | 0

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Creating a data structure by a loop.
Use {} name_of_data_structure(itt).(list_nam(iter))=data_matrix{itt}(:,iter}

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What does this do?
[m,n]=min(a) m is the minimum, n is the index of n m in a You can try an example a=[4 7 3 6 2 7 8] [m,n]=min(a) ...

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Assign values to empty matrix
You can use cell arrays A={1 2 'abc' 'efg' [1 2;3 4] [] ''} Remarque: result=zeros(10,3); is not an empty matrix. With ...

casi 10 años hace | 1

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How to create larger matrix within a loop?
DATA=[] for m=0:11; m=m+1; for n=1:15; DATA =[DATA;m,n] end end You can do it without for l...

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imwrite image as a tif
imwrite(D,'yourfile.tif')

casi 10 años hace | 0

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i am getting error that matrix dimensions must agree.
Check the sizes of I and Ihat

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extracting data from matrix
A= [10 20 1 30 40 2 50 60 3 70 80 4 90 100 5] B=[30 40 70 80] idx=ismember(A(:,1:2),B,'rows') B...

casi 10 años hace | 1

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Finding the equation of a line passing 2 points
After you found a, You can get b from your equation y=a*x+b,

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extracting information from structer under specific conditions
%--------Example----------------------------------------------------------- A=struct('xd',num2cell(randi(100,100,1)),'yd',num...

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is Quantization does not work with complex values
You can quantize separately the real part and the imaginary part

casi 10 años hace | 0

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Hi,I have a vector which contains 10 entries. I choose 6 entries among all entries. now I want to find out the index of chosen entries. how can i do this.?
idx=find(ismember(A,entries)) %or maybe you want this A=[1 3 5 2 7 4 9 1 4 5] entries=[1 5 7 4 9 5] B=A; for k=1:n...

casi 10 años hace | 0

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How to read a 1000 digit number from a text file into a matrix?
fid=fopen('fic.txt') s=textscan(fid,'%s') str=[s{:}] out=cell2mat(cellfun(@(x) x-'0',str,'un',0))

casi 10 años hace | 0

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How to find which rows are identical in a matrix
You can use unique function A=[1 1 1 1; 1 0 0 1; 1 0 0 1; 1 0 0 0] [ii,jj,kk]=unique(A,'rows','stable') row_duplicates=ac...

casi 10 años hace | 1

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Using IF block in Simulink
There are many solutions depending on your exact problem, what kind of actions? you can use switch blocks or the If block

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Creating a function to read a text file
function [mass,temp,time] = read(filex) a = dlmread(filex); mass = a(:, 3); temp = a(:, 2); time = a(:, 1);

casi 10 años hace | 0