Answered
Classification Learner to App Designer
This question is answered at https://www.mathworks.com/matlabcentral/answers/1718885-using-a-trained-regression-model-in-app-des...

1 year ago | 0

Answered
how to use already trained model in app designer for classification purpose.
This question is answered at https://www.mathworks.com/matlabcentral/answers/1718885-using-a-trained-regression-model-in-app-des...

1 year ago | 0

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Answered
How to make predictions with exported model from Classification Learner in App Designer?
This question is answered at https://www.mathworks.com/matlabcentral/answers/1718885-using-a-trained-regression-model-in-app-des...

1 year ago | 0

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Using a trained regression model in app designer
Short answer The short answer is that there is probably another layer in the app.model object, so instead of app.EditField.Va...

1 year ago | 0

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How can I get a shapley summary plot?
At the high-level, the way to build this plot is: (1) Load data and build the model (2) Calculate the Shapley values using the...

1 year ago | 7

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Answered
classifier calculates without finding an end for data sets where it worked before. cefhelper.exe consuming RAM.
As a PhD student, you likely have access to the following through your university: (1) MATLAB online at matlab.mathworks.com (...

1 year ago | 1

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Answered
How to plot a regression model after exporting from regression learner app to workspace as function
The answer at https://www.mathworks.com/matlabcentral/answers/1881227-question-on-regression-learner-app shows how to create pre...

1 year ago | 0

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launching app regression learner generates an error
More info is needed to answer directly, but here are some questions that may suggest an answer: How did you launch the Regressi...

1 year ago | 0

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How to predict using trained neural network obtained from Classification Learner app
It looks like you are trying to re-implement the "predict" method for a neural network model obtained from Classification Learne...

1 year ago | 0

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How many times does Holdout validation in Classification Learner App run on a data-set
Lets say that, in the new session dialogue, you select to use 10% of the data for hold out validation. In newer releases of the ...

1 year ago | 0

Answered
When using the regression learner app is there a way to save a regression learner session when many regressions have been run?
In R2022a and higher, Classification Learner and Regression Learner allow saving and loading of the app session. This is for the...

1 year ago | 1

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Answered
Solver of Neural Network Models in Regression Learner app
The page https://www.mathworks.com/help/stats/choose-regression-model-options.html indicates that Regression Learner uses the fi...

1 year ago | 0

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time series cross validation in svm
In R2022b, the "tspartition" function for time series partition was introduced: https://www.mathworks.com/help/stats/tspartition...

1 year ago | 0

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training error in k-fold method
The Regression Learner app does not show the error metrics on the training data using the final model. The answer at https://www...

1 year ago | 0

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Different Plots with the same dara on two different Versions
In the plot that looks like a line (21a), it looks like the observations in the data have been sorted from lowest to highest val...

1 year ago | 0

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How is the prediction speed, in the regression learner, calculated?
The short answer is that Regression Learner uses the tic and toc commands around the model "predict" method call/s on the valida...

1 year ago | 1

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Answered
Is k-folds cross-valiation in regressionlearner random or block/leave one out?
You can perform leave-one-out cross-validation in Regression Learner by setting the number of cross-validation folds equal to th...

1 year ago | 0

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How can I test different kernels on my data using Gaussian process regression (GPR) ?
Your data has only seven points, so this is a very small dataset. Here are some results using R2022b RegressionLearner to build ...

1 year ago | 0

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Question on Regression Learner App
To get the RMSE results on validation data, a set of k-fold cross-validation models are needed. In the example provided, 50-fol...

1 year ago | 1

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Question on Regression Learner App
To work with a model from the Regression Learner app at the MATLAB commandline, it is recommended to use the "Export model" or "...

1 year ago | 0

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What type of cross validation to use if my data has 5 scans per sample to avoid having same sample in train and test set
In near-infrared spectroscopy, it is common to average the spectra obtained from scans of the same sample. Even if some scans we...

1 year ago | 0

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Answered
How to find training confusion matrix for model exported from classification learner app?
Given: (1) A model exported from Classification Learner is in the workspace as trainedModel (that is the default name when expo...

1 year ago | 2

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ClassificationLearner Cross Validation without shuffling
You can have Classification Learner train on reps 1 and 2 and test on rep 3 by first separating the data at the commandline. The...

1 year ago | 0

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How to find the accuracy rate of Regression Models in Classification Learner App
The page that you referenced is for the Regression Learner app. If you look at the doc pages for Classification Learner, or use ...

1 year ago | 0

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kFoldLoss output is different from R2018b to R2021b
The differences in kfoldloss are generally caused by differences in the k-fold partition, which results in different k-fold mode...

1 year ago | 0

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Classification Model Accuracy Using Classification Learner
It sounds like the model is overfitting on the training data. Some techniques to avoid overfitting can be seen here: https://www...

1 year ago | 0

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does regression learner bagged tree is random forest or just bagged tree?
The short answer is that the "Bagged Trees" preset in the Regression Learner app does create a random forest of bagged trees usi...

1 year ago | 0

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Question about using regressionLearner app
Since the 95% prediction interval for GPR models is not viewable within the regression learner app, you can move to the matlab c...

1 year ago | 1

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Regression tree and regression equation
You can train a regression model using the regression learner app, then export the model to the workspace to predict new data as...

1 year ago | 0

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Answered
How to use random forest in MATLAB?
The short answer to your question is yes. That is, the "Bagged Trees" classifier in the classification learner app uses a random...

1 year ago | 0