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MAPE Calculation | Regression Learner App
Mean Absolute Percentage Error (MAPE) was added to the Regression Learner app in R2024a. As of this writing, you can access R202...

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Specify indices of cvpartition
As of R2023b, users can manually specify the indices in a cvpartition with the syntax c = cvpartition("CustomPartition",testSe...

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cvpartition with specified indices
As of R2023b, users can manually specify the indices in a cvpartition with the syntax c = cvpartition("CustomPartition",testSe...

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cvpartition with specified indices
As of R2023b, users can manually specify the indices in a cvpartition with the syntax c = cvpartition("CustomPartition",testSe...

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loadLearnerForCoder failing to load model
The documentation page https://www.mathworks.com/help/stats/savelearnerforcoder.html, in the section for the Input Arguments htt...

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How to graph the data in Matlab that includes the headers, by importing the data using readtable?
This answer is updated to use the data attached in the comment. % Take the default reading of the table t=readtable("US_PREG_0...

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extract predictor and reponse as an array format from ML App.
The Response Plot data can be extracted as an array by using the Regression Learner toolstrip option "Export Plot to Figure", an...

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Impulse Response of a Filter
The problem in your code is that the input signal should be a column vector, that is, Nx1. When that is done, there is no need f...

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Shapley Value for Feature Selection in Matlab
This can be done in 21a or higher using the shapley function https://www.mathworks.com/help/stats/shapley.html by looping over t...

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Inconsistencies between using cftool and plot
The ordinary way to reproduce the plot is to use the cfit "plot" method. If the curve fit was done in the Curve Fitter app, expo...

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i need databases for hand gesture recognition
This answer focuses on the question header "i need databases for hand gesture recognition", that is, on searching for databases....

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how to throttle CPU usage for fitrgp?
Use maxNumCompThreads https://www.mathworks.com/help/matlab/ref/maxnumcompthreads.html to set the desired max number of computat...

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Data usage of the function iforest during sampling
Regarding your main question: "When a point of the dataset is selected to train an isolation tree, can it be used to train anoth...

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Question about randStream and Cross Validation in a parfoor loop
Is this code running in R2021b or R2023b? Your code references 'dcc R2021b', but the MATLAB answers sidebar says R2023b. (1) Si...

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Simple Indexing problem when creating a matrix
This is an easy question for the MATLAB AI Chat Playground https://www.mathworks.com/matlabcentral/playground/new (see announcem...

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Precision-recall curve problem
The example that you pointed to can be run using: openExample('deeplearning_shared/DeepLearningFasterRCNNObjectDetectionExample...

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readtimetable does not read the entire Excel file
Your .xls file has a hidden worksheet before the visible worksheet. The hidden worksheet has fewer rows. By default, readtable i...

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Can Video calssification using deeplearning run on GPU ?
Using the MATLAB AI Chat Playground https://www.mathworks.com/matlabcentral/playground/new (see announcement at https://blogs.ma...

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Generate Code from Curve Fitting App
I copy-pasted your last two comments as a query to the MATLAB AI Chatbot https://www.mathworks.com/matlabcentral/playground/new ...

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distributionFitter: What is the best fit for my data?
In the "Results" section of each "Edit Fit" window, the second line "Log likelihood" is one indication of the goodness of fit. I...

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Curve fitting toolbox doesn't give confidence intervals
See https://www.mathworks.com/help/curvefit/cfit.confint.html, where it says: "If coefficients are bounded and one or more of th...

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Why do I get different results for gauss fit performed on different computer?
What is the magnitude of the differences you are observing in the resulting coefficients and SSE? Gaussian curve fitting uses th...

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Can you save a cfit object (created programmatically using the 'fit' function) as a .sfit file to be opened in the curve fitting app?
The short answer is "no". As of R2023b, you cannot save a cfit object (created programmatically using the 'fit' function) as a ....

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Error: Errors occurred during parsing of MATLAB function
MathWorks provides specific Simulink blocks for ML model prediction. Using one of these Simulink blocks may satisfy your use-cas...

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Recursive feature selection with function generated from the classification learner app
The short answer to your question is that sequentialfs uses code for training and testing one model, for one fold. This code sni...

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Explaining a matlab code
Using the MATLAB AI Chat Playground https://www.mathworks.com/matlabcentral/playground/new (see announcement at https://blogs.ma...

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Feature Selection using ReliefF function in Regression Learner App
This issue has been fixed in R2023b, which is available now. The issue occured when ranking features by RReliefF and having a c...

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Linear Regression Model in Simulink with Blocks
Since 23a, MathWorks provides a Regression Linear Predict block for Simulink. See https://www.mathworks.com/help/stats/predict-r...

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Matching Feature ranking algoritum outputs in classification leaner
The short answer is that, for some feature ranking techniques, there is some normalization of the features before the ranking. T...

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What is a learning cycle mentioned in the 'fitcensemble' documentation
See the "NumLearningCycles" section on the page https://www.mathworks.com/help/stats/fitcensemble.html. The info from there: ...

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