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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...

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Answered 3 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...

1960 views

Posted 3 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...

Answered 4 years ago

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 ...

4 Answers

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...

1824 views

Posted 4 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...

1649 views

I have a matrix A = [1 2; 2 1; 1 2; 2 2; 1 1; 2 2] I want to count how many times the row [1 2] appears in above matri...

3 Answers

Asked 2 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 + ...

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...

1413 views

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...

2 Answers

I have a large char array and these are dates so the array has elements as: 20070801 20070802 20070803 etc. 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 Matlab 2010 running on my work machine. I can see functions to fit AR model. (1) Is there any function or package to ...

1 Answers

Asked 1 year ago

This is a new problem but the problem data is similar. I have a cell array A: [3,2] [2,4] [4,5] [2,5] [6] a...

I have a cell array A: [3,2] [2,4] [4,5] [2,5] [6] and cell array B: [2,3,4] [2,5] [4,5,6] 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) ...

Asked 3 years ago

Please take a look at the location: http://scgroup20.ceid.upatras.gr:8000/tmg/ Under SAMPLE OUTPUT, you can download the fol...

how do i find the row number for 'STG' in the following array of names as: 'asf' 'poif' 'STG' 'iam' 'no'

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; 72]; x0 = [10; 10; 10]; [x,fval] = f...

I have A(2000x5000). I need to perform the following: P1 = A(:,1)*A(:,1)'; for i=2:5000 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: name (string) value (double) 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...

729 views

Responded 4 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) ...

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