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extracting values from text files as matrix format
fid=fopen('file.txt') s=fgetl(fid) out={} while ischar(s) out{end+1}=regexp(s,'(?<=(ID:|Health:| Eccentricity:))\s+\S...

quasi 10 anni fa | 0

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I want to find the x and y values of f(x,y) when f(x,y) is a minimum over x = -1:0.001:1 and y = -1:0.001:1.
x=-1:0.001:1 y=x [ii,jj]=ndgrid(x,y] z=sin(ii)+cos(jj) % Example [min_val,index]=min(z) xidx=x(index) yidx=y(index)

quasi 10 anni fa | 2

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Matlab on iOS without computer session
<http://www.mathworks.com/videos/matlab-mobile-for-android-overview-72032.html>

quasi 10 anni fa | 0

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How to remove trailing zeros while display any floating point number ?
sprintf('%g',X)

quasi 10 anni fa | 5

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Matlab: element wise complex conjugate transpose?
d=c(:)'

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Element wise multiplication to matrix in a "matrix array"?
m1 = [1 2;3 4]; m2 = [2 7; 8 9]; m3 = [9 7; 8 91]; m = [m1 m2 m3] [n1,n2]=size(m1) v=[1 2 3] M=reshape(m,n1,n2,[]) B=bs...

quasi 10 anni fa | 0

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A question on Scatter PLot ???
V1 = [1:10000;rand(1,10000)]; V2 = [1:10000;rand(1,10000)]; h = scatter(N, N , 'r*'); for lk = 1:10000 scatter(V1(1,lk...

quasi 10 anni fa | 0

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How can I convert a 3D kxmxn matrix into n images directly?
for k=1:n Im=M (:,:, k) imwrite (Im,sprintf ('file% d', k)) end

quasi 10 anni fa | 0

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How do I find list down values in a matrix that is larger than 0.75?
Out=B (B>=0.75)

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[SIMULINK] Increment a variable
<</matlabcentral/answers/uploaded_files/58384/ans1.jpg>>

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How to store strings into array?
names=fullfile('E:\abc\',{srcFiles.name})

quasi 10 anni fa | 1

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Alternative to 'ismember' for structures
You can compare ismember([B.a],[A.a]) ismember([B.b],[A.b])

quasi 10 anni fa | 0

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How to use linprog when i have variable ('A')= cell
A=cell2mat(A)

quasi 10 anni fa | 0

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Add zero rows to a matrix
A=[1 5; 2 4; 4 9; 6 3] A(logical(accumarray(A(:,1),1)),:)=A

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Matrix linear indexing: how to add more than once to the same index
A = [1 2 ; 3 4] idx=[1 3 1] for k=1:numel(idx) A(idx(k))=A(idx(k))+1 end

quasi 10 anni fa | 0

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I have a matrix of size 10*4, I want to read the matrix and after that want to read only second column, so can I get output like that??
A=rand(10,4) c2=A(:,2)

quasi 10 anni fa | 0

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Activating help for sub function
mymean is not saved as a file, If you want to see the documentation inside mymean, you have to save it in a file mymean.m, or pu...

quasi 10 anni fa | 0

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Risposto
Using the struct function with a for loop
This is a very bad programming practice, please read this: <http://matlab.wikia.com/wiki/FAQ#How_can_I_create_variables_A1.2C_A2...

quasi 10 anni fa | 0

Risposto
Importing Data from excel across multiple sheets and filenames.
[~,sheet_name]=xlsfinfo('filename.xlsx') for k=1:numel(shhet_name) data{k}=xlsread('filename.xlsx',sheet_name{k}) end ...

quasi 10 anni fa | 13

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Assign to certain positions of an entire cell array values from another cell array of the same size
a_part{1} = [1; 2; 8]; a_part{2}=[11; 31; 15]; a_part{3} =[2; 4; 8] a_whole = cell(1,3) out=cellfun(@(x) [x(1) 0 x(2) 0 x...

quasi 10 anni fa | 0

Risposto
DO WE CONSIDER ZERO,S IN AVERAGE FILLING METHOD FOR PREDICTION
A=[2 3 0 0 4] sum(A)/nnz(A)

quasi 10 anni fa | 0

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How can I call the variable from one MATLAB file into another?
In siddesh.m file Run the file ram.m, just type ram

quasi 10 anni fa | 0

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Write Strings into a matrix
Use cell arrays A{1}=100 A{2}='text' or A={100 'text'} There is another alternative, a struct variable A...

quasi 10 anni fa | 0

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Check the existence of a directory based on part of a string?
When you run f=dir(current_folder) You wil get a cell array of the content of your current folder, like f={'CL_C...

quasi 10 anni fa | 1

Risposto
Reading image files from different folders ?
f=struct('name',{'D:\A1' 'D:\A3' 'D:\A3'}) % Example for k=1:numel(f) path=f(k).name p=dir(path) %do end

quasi 10 anni fa | 0

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Help with if function
cste=10 A=[23 5 6 11 8 20 0 1] idx=A>cste

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How do i use LQR control in state space form?
You have first to tell us what are the inputs and outputs of your system. Post the parameters representing your system, and post...

quasi 10 anni fa | 0

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Insert underscore into the string
a = datestr(now,31) a=datestr(a,'yymmdd_HHMMSS')

quasi 10 anni fa | 0

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Insert underscore into the string
a=[a(1:6) '_' a(7:end)]

quasi 10 anni fa | 0

Risposto
how to find maximum value in some specific group range of matrix
A=[3 2 5 6; 4 2 5 5; 5 2 5 3; 6 2 5 4; 7 2 5 1; 8 2 5 1; 9 2 5 3; 11 2 5 1; 2 3 8 6; 4 3 8 3; 5 3 8 3] [ii,jj,kk]=unique(A(:,...

quasi 10 anni fa | 0

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