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How to take first derivative and plot
You can use zscore to normalize, then diff to compute the differences, and then plot original and differences on the same plot (...

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How can i do k-fold cross validation with Matlab built-in k-mean?
Cross-validation is indeed typically used in the context of classification, since it's a method to measure accuracy on "unseen" ...

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How do I implement classification tree in Simulink?
Your question is pretty general, but here you can find guidance how to simulate neural networks in Simulink, or insert a neural ...

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how can I identify the features of my data x that mostly contribute to the classification of linear discriminant analysis?
The coefficient magnitude is a measure of predictor importance. After the training with normalized data (zero mean and unit vari...

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HOw to fix an Error in deep network configuration with images data sets
Currently, (deep) networks with multiple inputs are not supported in our framework, but we are working on that enhancement. A...

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glmfit optimization algorithm?
glmfit uses Fisher's scoring method, performing Maximum likelihood estimates with an iteratively reweighted least-squares algori...

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how to use multiple input layers in DAG net as shown in the figure
Modeling DAG graphs with multiple inputs and/or outputs is currently not supported in our deep learning framework, but we are wo...

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How to find average score of different combination
Your combinations don't define a proper partition of the data sets. The grpstats command does allow you to group data from a ...

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How to fit a model a=bx+cy form, for series of data?
If you interpret a=bx+cy as a linear equation with the scalars x,y as unknown (even though you said they are known), it's an ove...

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