Top 5% contributor
Image Analyst about 9 hours ago
The word tiling threw me - it doesn't sound like tiling like I usually hear it. So you're sayin...
Answered 4 years ago
I have a giant data file stored in a separate folder which I would not want to move just to run my matlab script or me telling e...
4 years ago
I am going to use the .mat files both in Matlab and R. R does have packages to load the .mat files. So, is .mat preferred or .cs...
Should I store very large amount of data as .mat files or .csv. Which is more:
(1) efficient when it comes to reading the data
Asked 4 years ago
I am pretty new to Matlab so I need some help. I am trying to calculate covariance between two arrays and this is the output on...
5 years ago
I have a matrix A =
I want to count how many times the row [1 2] appears in above matri...
Asked 3 years ago
I have to get 5 random numbers a1, a2, a3, a4, a5 where each a1, a2, a3, a4, a5 should be between [-0.5, 0.5] and sum i.e. a1 + ...
Asked 5 years ago
I want to write something like: if (h==1) end When I try to do above matlab prints only a part of the entire line. How do I mak...
I have a giant struct array with fields: f1, f2, f3. i.e. Struct Array: StAr(i) has StAr(i).f1, StAr(i).f2,StAr(i).f3. But I wan...
I have a large char array and these are dates so the array has elements as:
This array s...
I have read in Matlab that normalization of a vector is u/norm(u).
However, I have a matrix (N x N)where the columns are diff...
I have a giant loop and each loop produces giant vectors. Instead of storing this vectors in a giant matrix I am thinking about ...
I have some calculations happening in a loop and I want to write the results to the same file at the end of loop. The pseudo co...
I have Matlab 2010 running on my work machine. I can see functions to fit AR model.
(1) Is there any function or package to ...
Asked 2 years ago
This is a new problem but the problem data is similar.
I have a cell array A:
I have a cell array A:
and cell array B:
In the ...
Is there a way I can print NlogL after each iteration instead just at the end of convergence with obj = gmdistribution.fit(X,k)
Please take a look at the location:
Under SAMPLE OUTPUT, you can download the fol...
how do i find the row number for 'STG' in the following array of names as:
Is there any book/site where there are examples/exercises of coplex matlab optimization problems so that I can do them myself an...
This is an example of matlab optimizer:
A =[-1 -2 -2;
1 2 2];
b = [0;
x0 = [10; 10; 10];
[x,fval] = f...
I have A(2000x5000). I need to perform the following:
P1 = A(:,1)*A(:,1)';
P1 = P1 + AA(:,i)*...
Okay, I will try to create the zip instead. So, my zip will contain 1.mat, 2.mat ,etc. How do I read these .mat files from the z...
I have about 16gb of stock data which if unzipped is more than 200gb (hd of my pc). Is there way to read the files inside this f...
I have an array of structs.
Each struct has following:
I want to create an array of names from na...
This is an assignment. The prof has provided us code to tile the images in Lush but since I am working in Matlab, I need to use ...
But how do I plot the data against the dates. Right now when I create a plot it has the numbers as 74567, etc. If I change those...
5 years ago
I am very new to Matlab so this question might sound very trivial. I have an excel file which contains some data as following: ...
I have a system with 5 components. Every 10 seconds the signal travels to all of them and I know how many of them responded. I n...
I have a giant struct array and many of which are empty.
struct array with fields: f1, f2, f3. i.e. Struct Array: StAr(i,j) ...