Lemar DeSalis

Active since 2011

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Plot very large audio files
Oh, I have way more than 1 GB RAM: It's 6 GB on a Win7 x64 machine and 8 GB on another machine, actually. That is still not enou...

12 years ago | 0

Question

Plot very large audio files
Hello! I need to *display very large audio files (WAV PCM, Mono, > 1 GB) in a MATLAB figure*. The problem is: These audio fi...

12 years ago | 2 answers | 0

2

answers

Answered
Expanding Sample Covariance Matrix
% MyMatrix is a Matrix containing samples, in this case random data: MyMatrix = rand( [NumSamples NumFeatures] ); % ...

12 years ago | 0

Question

Expanding Sample Covariance Matrix
Hello! I need to calculate the mean vector and the covariance matrix for sampled data. E.g. I have matrix with NumFeatures c...

12 years ago | 2 answers | 0

2

answers

Answered
"blockproc" with more than one output image
"Or are you saying that your function called by blockproc returns two variables (either scalars or arrays) and that you want to ...

13 years ago | 0

Question

"blockproc" with more than one output image
Hello! I'm using *blockproc* from the image processing toolbox for processing some large images. Is it possible to output ...

13 years ago | 3 answers | 0

3

answers

Answered
Logical Indexing for a slice of a 3D-Matrix
Thanks for all your answers! In the meantime I found a different solution: ValsToBeProcessed3D = false(size(MyMat2)); ...

13 years ago | 3

Question

Logical Indexing for a slice of a 3D-Matrix
I have two matrices, on which I do some work: % MyMat1: n x m x 1 % MyMat2: n x m x 3 This is what I do until now...

13 years ago | 6 answers | 2

6

answers

Question

3D Scatter Plot in Cylindrical Coordinates
I want to visualize some data that is given in *cylindrical coordinates* (polar coordinates with a third component), e.g. each d...

13 years ago | 0 answers | 0

0

answers