Krishna Kumar
IIT Madras
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unable to solve sybolically.
Why do you declare this?- [x,y] = meshgrid(0:0.5:10, 0:0.5:10); if you are anyway declaring x and y to be symbolic later....
meer dan 6 jaar ago | 0
Using a while loop/iterative process to derive a function
The code yields final value of Ei, and you are essentially using Newton's method to solve the eqn. Do you want the code to print...
meer dan 6 jaar ago | 0
How to count each element in array
Are you just interested in this? array = [0.5 1 5 2 7 3]; sum=cumsum(array) If you just want add two neighbouring terms, this...
meer dan 6 jaar ago | 0
| accepted
Solved
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
ongeveer 12 jaar ago
SVD
When you do svd of a column matrix, you get 3 matrices [u s v]=svd(X) if X is nx1 vector, u is n*n,s is n*1 and v is 1*1 now...
meer dan 14 jaar ago | 0
How do I increase the amount of memory used by MATLAB?
go to start menu(assuming windows), right click on my computer, go to properties, go to advanced tab, click performance options ...
meer dan 14 jaar ago | 1
What are the shortcuts for switching between non-adjacent open files in the MATLAB editor
The window menu list all open files. so you can toggle between any file you want without remembering the sequence . alt+W and th...
meer dan 14 jaar ago | 1
best way to search date in vector
With the description you've given, seems 'find' will do it fine- x=find(vector==1984). Seems you want to do sth like a loop- ...
meer dan 14 jaar ago | 0
GUIDE multiple images and variable handling
The variables can be displayed using sprintf (assign sprintf output to the static text's string property). For plotting the fft...
meer dan 14 jaar ago | 1
standard deviation and mean
If you are plotting close values and if the plot's not clear , try change the axes limits so that the variation is clearer
meer dan 14 jaar ago | 0
a question about eig() calculating Hermitian matrix
The function could itself check the property of matrix and assign the suitable routine, not a big task of course. If you want ei...
meer dan 14 jaar ago | 0
| accepted
PSO CODE for more than one Equation
Well if you need help in framing the problem, try this: [x y z w] is the parameter vector. Your objective function could be O...
meer dan 14 jaar ago | 1
| accepted
Adding some changes and code rewriting
To get the random numbers within some limits, you can use randn( since you seem to want random distributed values. x= lowerlimi...
meer dan 14 jaar ago | 0
What parts of MATLAB would you not miss?
My pick would be obsolete tools like gatool, which can now be accessed via optimtool.
meer dan 14 jaar ago | 1
how to display the plots one by one in axes by selecting puhsbutton
see this - http://www.mathworks.com/matlabcentral/answers/10011-displaying-series-of-images-in-an-axes-in-a-gui and http://ww...
meer dan 14 jaar ago | 0
Randomly Error - index must be a positive integer or logical
Bugar From a brief review of code, I suppose that Tempopulasi is your population which is passed as input argument to other f...
meer dan 14 jaar ago | 0
How to convert row and column vectors of a symmetric matrix to zero if diagonal value is zero?
This would do it without loop- index=find(diag(your_matrix)==0); your_matrix(index,:)=0; your_matrix(:,index)=0;
meer dan 14 jaar ago | 1
| accepted
randomly selection
Do you have those values in a vector. If so, you can do like this- random_chosen=V(randi([min(V) max(V)],1); V=vector_of_inte...
meer dan 14 jaar ago | 0
Randomly Error - index must be a positive integer or logical
Bugar, its difficult for us to solve it straightaway, since you didnt mention in which code the error occurs. The error is a com...
meer dan 14 jaar ago | 0
Displaying series of images in an axes in a GUI
I got what I wanted from this thread, courtesy 'ImageAnalyst'. The solution is simple and meats my needs. http://www.mathwor...
meer dan 14 jaar ago | 0
Question
Displaying series of images in an axes in a GUI
Hi all, I have a GUI which has a axes in it apart from other elements. The functions called in callbacks generate di...
meer dan 14 jaar ago | 3 answers | 0
3
answerssprintf or disp
disp displays the string or variable in the command windoe, whereas sprintf can be used to output the result into a variable, GU...
meer dan 14 jaar ago | 1
I need GUI Save As button for an image in a figure please.
You can modify sean de's suggestion by including a pushbutton next to the edit text and calling 'uigetfile' in the push button c...
meer dan 14 jaar ago | 0
