Community Profile # CSCh

Last seen: 4 dagen ago Active since 2020

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Question

How to detect isolated points in a vector
Hi, I have a vector (see attachment), and I would like to detect isolated points (marked with red cicles in the image). Isolat...

10 dagen ago | 1 answer | 0

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Question

Accelerate Physics-informed neural networks
Hi, I try to accelerate PINN. I use in principle this example case here, https://de.mathworks.com/help/deeplearning/ug/solve-p...

ongeveer een maand ago | 0 answers | 0

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Question

Outlier Detection of a matrix depending on spatio coordinates
Hi, I have thousands of matrices, each of (130x160) with values (range of -25 up to +25) consisting of outliers.The values of t...

ongeveer 2 maanden ago | 1 answer | 0

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Question

Calculating a mean matrix of a cell array
Hi, I have a A=78757x1 cell, consiting of {125×15 double} matrices. How can I calculate the mean of all (78757) matrixes,...

3 maanden ago | 2 answers | 0

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Bar3 crahes by plotting a cell array in a loop
Works great. Thank you.

5 maanden ago | 0

Question

Bar3 crahes by plotting a cell array in a loop
Hi, I have a M, which is a cell Array M, which is 1×1 cell array of {1×292 cell}. Each of the 292 consits again of cells diff...

5 maanden ago | 2 answers | 0

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How do I create a 3D histogram for; x = 1*26, y=1*28, z = 26*28 ?
Thank you. Chris

6 maanden ago | 0

How do I create a 3D histogram for; x = 1*26, y=1*28, z = 26*28 ?
For exampleI, Z is the air pollution measurements which were measured at different points in the space (xy) e.g. over a recten...

6 maanden ago | 0

Question

Adjust the axis of bar3 plot
Hi, if I plot bar3(myMatrix) I got the result in the attached picture. MyMatrix size is 70x15. 1.) How can make the y-axis (1...

6 maanden ago | 3 answers | 0

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Matlab activation function list
Found here: How to use a Leaky Relu/Softmax function in a hidden layer in a Feedforward Neural Network? - MATLAB Answers - MATL...

8 maanden ago | 0

Question

too many input arguments Fmincon
Hi,how can I extended the inputs of the objectivefunction in this example Solve Partial Differential Equation with LBFGS Method...

9 maanden ago | 2 answers | 0

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Question

How to plot 2D color coded polar plot at sparse location
Hello I would like to have the same plot like in the attachment. It is a color coded polar plat at sparse location in theta (e....

meer dan een jaar ago | 0 answers | 0

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Matlab activation function list
Thank you Simon, I used the model function example below. From your link I can see some activationlayerfunction but can't deri...

meer dan een jaar ago | 0

Question

Matlab activation function list
Hello, where can I find an overview about functions to be used as activation functions in NN, e.g. radbas, tanh, sigmoid, tansi...

meer dan een jaar ago | 3 answers | 0

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Question

fmincon running on GPU
Hi I implemented a modified copy of this example. I tried to run it on GPU but if I try to convert the inputs (dlR,..) from a...

bijna 2 jaar ago | 2 answers | 0

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Question

parFor Worker unable to find file. Unrecognized function or variable 'parameters'
Hi there I have trouble to paralize the the loop. It is from here: Solve Partial Differential Equations Using Deep Learning -...

ongeveer 2 jaar ago | 1 answer | 0

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Question

Solve 2D Navier stokes Equation Deep Learning
Hi I want solve 2D NS with the help of Machine learning. I want to modify the use case of the Burges Equation(BE) to 2d NS. Here...

meer dan 2 jaar ago | 1 answer | 0

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Question

Index a cell array with an cell
Hi all I have a cell array C {1x2} C{1} 1x180 values C{2} 1x1260 values and B with the same size containing zeros and ones...

meer dan 2 jaar ago | 1 answer | 0

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Question

ML error: Index in position 2 exceeds array bounds (must not exceed 1).
Hi all, i got this error for my machine leraning code. X and y are single vectors with the same length (1x35000000) .It happen...

meer dan 2 jaar ago | 1 answer | 0

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Question

How to convert a cell containing sub cells to a vector
Hi, I have a cell A (1x2 cell array) containing e.g. {1x5}cell {1x3} cell 1×5 cell array {142×1 cell} {113×1 cell}...

meer dan 2 jaar ago | 1 answer | 0

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Problem by saveas plot
Thank you all so much for your help. In my case the '-dpng' ending did not work. if I change to: Temp=['%MyName%' ,'.png']; ...

meer dan 2 jaar ago | 0

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Question

Problem by saveas plot
Hi everyone, I do not understand what I'am doing woring in saving my plot. My code: Temp=[num2str(vaiable), 'Myplotnumber'...

bijna 3 jaar ago | 4 answers | 0