![KNN screenshot](https://www.mathworks.com/matlabcentral/answers/uploaded_files/1003770/KNN%20screenshot.png)
What is the value of K in KNN in classification learner app?
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I've trained my dataset with KNN classifier in classification learner app.I want to know the value of K.
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Abhijit Bhattacharjee
2022-5-19
K in KNN is the number of nearest neighbors. This is a user-supplied parameter. If you open the Classification Learner App and load some data for a KNN model, you might see a window similar to the following:
![KNN screenshot](https://www.mathworks.com/matlabcentral/answers/uploaded_files/1003770/KNN%20screenshot.png)
See the circled area in red - that is where you choose K.
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