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Jon Cherrie

Last seen: 3 days ago |  Active since 2011

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MATLAB
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Answered
Basic Question on Graph Neural Networks- please someone knowledgeable reply
For an example showing Graph Neural Networks in MATLAB, please see Node Classification Using Graph Convolutional Network https...

3 years ago | 1

Answered
Graph Convolutional Network（GCN）？
For an example showing Graph Neural Networks in MATLAB, please see Node Classification Using Graph Convolutional Network https...

3 years ago | 9

| accepted

Solved


Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

3 years ago

Answered
How do I get the confusion matrix for all trained data
You can use the confusionmat command https://au.mathworks.com/help/stats/confusionmat.html When you call it, make sure that yo...

3 years ago | 1

Solved


Add two numbers
Given a and b, return the sum a+b in c.

3 years ago

Solved


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

3 years ago

Solved


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

3 years ago

Solved


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

3 years ago

Solved


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

3 years ago

Answered
LSTM time series forecasting with 3 inputs using chickenpox example
Rather than starting from the chickenpox example, you might be better off starting from the "Sequence-to-Sequence Regression Usi...

3 years ago | 2

Answered
multivariate time series forecasting using lstm
Rather than starting from the chickenpox example, you might be better off starting from the "Sequence-to-Sequence Regression Usi...

3 years ago | 0

Answered
How can I call network
You can use the sim function: https://au.mathworks.com/help/deeplearning/ref/sim.html The sim function is usually called im...

3 years ago | 0

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Answered
How to calculate gradient of output of a neural network with respect to its parameters?
You can use dlgradient and dlfeval to take derivatives with respect to the input or to the parameters Here's an example: I'm...

3 years ago | 2

| accepted

Answered
How to re-load MatLab's feedforwardnet to Workspace?
I recommend using a cell array rather than a regular array for this case, e.g., FFNN_trained_sum = {}; % Use {} here, not [] f...

3 years ago | 0

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Answered
Flatten layer in MATLAB
In MATLAB, in many cases, you don't need a flattern layer. Flattern layers are often used before a fully connected layer. The fu...

3 years ago | 1

Answered
What does Predict for neural network give back?
I think that Ypred(i,j,k,n) is the score for class k for pixel i,j of the n-th image. Often the score is the probability or si...

3 years ago | 0

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Answered
How to understand Softmax layer activations for pretrained CNN?
How to identify what class they correspond with? We can get this from the class names property of the output layer. What these...

3 years ago | 0

| accepted

Answered
Recommendation for neural network implementation
It might be that you can solve this as sequence classification problem, e.g., https://www.mathworks.com/help/deeplearning/ug/c...

3 years ago | 1

Answered
Speed up 'dlgradient' with parallelism?
You can use a GPU for the dlgradient computation by using a gpuArray with dlarray. In this example, the minibtachqueue, puts da...

3 years ago | 1

Answered
ONNX export yields Error !
It looks like you are hitting this bug: Error when using functions for importing or converting ONNX or Caffe models on Windows ...

3 years ago | 3

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Answered
extractFileText returns <missing>
The extractFileText function has been significantly rewritten for R2021a and may give different results for some PDF files. I re...

3 years ago | 2

Answered
Will MATLAB provide Bert word embedding support?
BERT is available via this GitHub repository https://github.com/matlab-deep-learning/transformer-models

3 years ago | 3

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

8 years ago

Answered
cftool crashes Matlab
There are many potential sources of the problem here. Please contact MathWorks Technical Support so they can investigate the pro...

13 years ago | 1

Answered
Custom m-file function in fitting tool
Yes, it is possible to use a Custom Equation in CFTOOL defined from a MATLAB file. Here is an example. Start by creating a file ...

13 years ago | 0

Answered
The integral method used in postprocessing Analysis of Curve fitting tool
One of two techniques is used. # For many of the <http://www.mathworks.com/help/toolbox/curvefit/f1-76041.html#f1-63727 para...

13 years ago | 0