# Questions tagged [convolution]

Tags for questions about convolution, including the Mathematica functions Convolve, DiscreteConvolve, ListConvolve, DirichletConvolve, ImageConvolve, and convolutions using Fourier, FourierTransform, or LaplaceTransform.

135 questions
Filter by
Sorted by
Tagged with
31 views

...
28 views

### Convolution layer input size error

I have network which I want to take in a $6 \times 2761$ 'image' and output into one of three classifications. I have 240 of these images that I would like to train with. My training list therefore ...
87 views

### Im trying to write this in Mathematica. It is a recurrence relation for convolution [duplicate]

I have tried many things, the relation is in the following picture, x' is a dummy variable.
189 views

### Why does ImageDeconvolve not restore this image?

The ImageDeconvolve documentation page has many examples where ImageDeconvolve restores blurred images almost perfectly. I ...
97 views

### PDF of sum of (1/(1+uniform distribution)) and a normal distribution

I have a continuous uniform random variable $P∼U(0,1)$ and a normal random variable $X∼N(0,σ)$. If $Z$ is given by $Z=\frac{1}{1+P}+X$ where $X$ and $P$ are independent variables, how can I calculate ...
64 views

### How to compute a multi-round convolution? [duplicate]

I am trying to do a n-round of convolution of a function. The code is posted as below. But it is not working. Is there a solution? ...
112 views

### Discrete Convolution, Mathematica [closed]

I can't find the discrete Convolution  in mathematica, neither DiscreteConvolve nor ListConvolve do "what I want", ...
32 views

65 views

### Convolve taking too long and producing error message Integrate::idiv:

The following functions do not produce an output."f1" is a convolution of Gaussian function and my model. It took too much time and gave an error message. I have attached that error message also. How ...
88 views

### Fitting complex equation

I used the following code for fitting but it does not produce an output.I kept it nearly 3 to 4 hours but it does not give any output. How should I make it correct?I have used two equation(f1,f2).I ...
40 views

### Convolve[...] behaves differently to that of Integrate[...] when numerically integrating the result

I am performing a convolution between two functions, and then I want to numerically integrate the result. If I go: ...
332 views

### Convolve and fitting

I want to convolve two equation, then I want to find the parameters. But it doesn't give the answer and Takes too much time. What is the wrong with my code? ...
38 views

### Help with Plot excluding parts of a curve even with "Exclusions" option set to "None" and speed up of code

I modeled a system mathematically. When the model is ideal, I can plot the results and export the plotted points. Everything works fine. Now, I started to model some imperfections of the system, but ...