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# Uerm

### Danmarks Tekniske Universitet

19 total contributions since 2019

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Question

Converting from char to double
Hi, I have a 1x48 cell where each cell is a Ax1 cell with characters such as (N, (V etc. When I convert to double, I get double...

ongeveer 6 uur ago | 1 answer | 0

### 1

Question

Tall arrays - how do they work
Hi, I am working with ECG signals with multiple leads. I stack the signal from the different leads in a tensor. The tensor vari...

2 dagen ago | 0 answers | 0

### 0

Question

Calculating median along specific dimension of 3D array
Hi, I have a 3D array (S) of size 75x31253x1523. If I was to calculate the median along the second axis (for each row) it would...

10 dagen ago | 1 answer | 0

### 1

Question

For loop with different length
Hello, I have a 1x10 cell (Var), where each cell is a 50*20000*A 3D array. I am trying to run the following code: for k = 1:N ...

12 dagen ago | 1 answer | 0

### 1

Question

Training a Variational Autoencoder on sine waves
Hi, I am trying to train a variational autoencoder on sine waves using the code from https://se.mathworks.com/help/deeplearning...

16 dagen ago | 0 answers | 0

### 0

Question

Training a Variational Autoencoder (VAE) on sine waves
Hi, I am trying to run a variational autoencoder according to the script in https://se.mathworks.com/help/deeplearning/examples...

23 dagen ago | 1 answer | 0

### 1

Question

Reshape multidimensional arrays - interpretation
Hi, I have a 5D array (X) with the following variables: A, B, C, D and E each having lengths 10, 4, 2, 1000 and 20. I have res...

26 dagen ago | 1 answer | 0

### 1

Question

Zero padding a 3d structure according to maximum length
Hi, I have a 1x24 cell containing tensors (3d structures) with sizes 90xYxZ. I want to pad zeros along the second dimension (Y...

ongeveer een maand ago | 1 answer | 0

### 1

Question

How can I save a variable to external harddisk
Hi, I am trying to save two variables using the save function. However, this function saves the variables in the same folder as...

ongeveer een maand ago | 1 answer | 0

### 1

Cell computations - for loop
Thank you. Your solution works! How can I do the same for the following (see attached image): RRIseg is a 1x48 cell containing ...

ongeveer 2 maanden ago | 0

Question

Cell computations - for loop
Hi, I have a variable RRI, which is a 1x48 cell, each cell being matrices of different sizes. m = 0; for num = 1:length(RRI{1,...

ongeveer 2 maanden ago | 2 answers | 0

### 2

Derivative of cell with matrices
Well, sort of. I attach some screenshots of the variables and their content to make it easier to understand. As you can see on ...

ongeveer 2 maanden ago | 0

Derivative of cell with matrices
Thanks for the help! I have an additional question: I have a variable y1, which is also a 1x48 cell. Each of these cells is a v...

ongeveer 2 maanden ago | 0

Question

Derivative of cell with matrices
Hi, I have a variable X which is a 1x48 cell containing matrices of sizes Ax128. The number of A differs between the matrices...

ongeveer 2 maanden ago | 3 answers | 0

### 3

Question

Dividing vector into segment
Hi, I have a variable A which is a 1x48 cell containing 48 vectors of different lengths (say vector 1 is 2500x1, vector 2 is 23...

2 maanden ago | 0 answers | 0

### 0

Question

Discrete Wavelet Transform (DWT)
Hi, I am working on ECG signal processing to detect atrial fibrillation and I am still quite new at the area. I have downloaded...

2 maanden ago | 1 answer | 0

### 1

Question

Create pulses with brackets
Hi, How can I create a pulse function with brackets in MATLAB. I have tried the following, but it obviously just gives 6 differ...

9 maanden ago | 1 answer | 0

### 1

Question

Time-dependent parameter in ode solver
Hi, How can I implement a time-dependent parameter which is to be incorporated in the ode solver? The parameter is part of an e...

9 maanden ago | 1 answer | 0

### 1

Question

How to implement pulse stimulus
Hi, I hope some of you can help me with my problem in Matlab. I am trying to reproduce results from a scientific paper, where ...

9 maanden ago | 0 answers | 0