Answered
error in working with cell array
hi, transform C into a matrix before concatenating A, B and C in result: C = cell2mat(C); result={A; B; C}; mydat...

9 years ago | 0

Answered
How to replace data in a matrix by comparing from another matrix?
for k=1:length(B) x = A(:,1)==B(k,1); B(k,2) = A(x,2); end B = 1 5 ...

9 years ago | 1

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Answered
How do I loop through incrementally changing values
alpha = 1:0.5:20; a = 0.1+3*10^-3 * alpha.^2; b = 0.2+0.1*alpha - (3*10^-3)*(alpha.^2); c = 1./tan(-a./b); % I don't ...

9 years ago | 0

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Good way to import data file
I'm sure this might be shorter, but I guess it'll be a valid solution for you: fid = fopen('your_file_name_here.txt'); ...

9 years ago | 0

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how to select particular cell in the cell array and particular column in that cell array
You have to add new values to old ones: % initialize your data (I do it with empty array to make it easy) X0 = []; Y0...

9 years ago | 0

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How do I find the two smallest values in varargin?
function out = two_lowest_values(varargin) a = sort(cell2mat(varargin)); out = a(1)*a(2);

9 years ago | 0

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Answered
Using Meshgrid for 3 variables
Make sure the size of d is right: If length(a) = n and length(L) = m, then, you have to have size(d) = [m x n] for example...

9 years ago | 0

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How to find the maximum number of Consecutive dry days over time period?
I way of doing what you need with no need of toolboxes or special functions is this. Obviously, it would be much easier if you...

9 years ago | 1

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Export Matlab Plots into sheet
You can do something like this: Define options to customize the published output as a structure, options_doc_nocode. opt...

9 years ago | 0

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C++ to matlab(m-file) without mex
Absolutely, You can: i=10; j=2; option = '02'; str = strcat('XYZ%',option,'d%',option,'d\n'); fprintf(str, ...

9 years ago | 1

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Answered
How can I give the range of membership functions in fuzzy based PI control technique?
Hi Lincy, there is not a straight answer. It all depends on your system. What are the limits of your actuators? Any limitations...

9 years ago | 1

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How to count here?
If you want to sum over the second column of your cell array untill the value of the cell is equal or greater to 121: Since y...

10 years ago | 0

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How to display result in command window in GUI?
Using an _edit_box_ is an option. You have to use the _set_ function. Once you have your _edit_box_, just do something like ...

10 years ago | 0

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What's the sum of the first 556 multiples of 47
% sum of the first 556 multiples of 47? the_multiples = 47*(1:556); the_sum = sum(the_multiples);

10 years ago | 0

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Can we add a variable inside the pause command?
If you read the documentation doc pause you will see that you can add a variable inside the pause command. One exampl...

10 years ago | 0

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Answered
Speeding up comparison using strcmp
If you have _getnameidx_ available in your system, you might transform your _device_ to a cell: device_cell = celstr(devi...

10 years ago | 1

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How can I selectively hold on and hold off plots in a polar plot
Then, you have to do this: figure; for i = 1:100 for k=1:i p1 = polar(thetaOne(k),rOne(k),'r+') ...

10 years ago | 0

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Answered
how increase a value
re=1:3:254; pe=3:5:256; for sa=L(re:pe,re:pe) % no idea what is _L_ or what you try to do here maxi=max(sa) ...

10 years ago | 0

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Answered
how to close a waitbar under R2014b ?
From documentation: You should call _delete_ to remove a wait bar when you give it a _CloseRequestFcn_, as in the preceding...

10 years ago | 2

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Answered
What is the square symbol in text?
I took a look at your "ARP Bells.txt" file. Why do you look for _Aiyn_ string? ind = strfind(txt,'Aiyn'); % get index l...

10 years ago | 0

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Polar Plot Segment/Section/Arc
The _zoom_ command can zoom in and out but does not allow a good interaction with the zoomed region. Instead, you might play ...

10 years ago | 0

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Answered
Cell contents reference from a non-cell array object ERROR
Ed{j} is the content of element _j_ within cell array _Ed_, and you are trying to assign that value to the cell array itself _Ed...

10 years ago | 0

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How to Pass String to System Call
Use _horzcat_ instead of _strcat_. _horzcat_ keeps the blank spaces. help horzcat

10 years ago | 0

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What is the equation for this graph?
I give you the first section and you extend it along the x-axis x = 0:0.001:0.04; y = (800.*x-4).*(x>=0 & x<0.01) + ...

10 years ago | 0

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Answered
Error using feature_vec (line 8) Not enough input arguments.
The error is that you are not calling the function with enough arguments. For example, if you call you function _feature_vec_ ...

10 years ago | 0

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Does anyone know how to do this problem
tic lim = 0.3; N=1; while toc<.61 %%%%% a=rand;%whatever your program does here %%%%% ...

10 years ago | 0

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Importing data from excel into matlab
It is difficult to say without the excel sheet, but it could be related with the format of the cell within the sheet. Make sure ...

10 years ago | 1

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How do I plot multiple lines of the same figure as if they are one?
You can get your results also like this: x = 0:200000; %Calculate first tax bracket y_1 = 0.1 .* x(x < 12000); %Ca...

10 years ago | 0

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Answered
Help with 2d random walk
This may be of help: % Initial position x = 0; y = 0; for k = 1:1000 % -1<y<1 and 0<x<5. d...

10 years ago | 0

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Compare two matrix and delete the same rows
A= [1 2 3; 4 5 6; 6 7 8]; B= [4 5 7; 1 2 3; 7 6 4; 6 7 8]; Lia = ismember(B,A,'rows'); B_new = B(~Lia,:) ...

10 years ago | 0