fitcknn()
Machine Learning
fitcknn() is a MATLAB®-compatible machine learning function for fit a k-nearest-neighbor classifier with k neighbors, backed by ml.js. Run it online in your browser with SimLab — free, no install, no license required.
Fit a k-nearest-neighbor classifier with k neighbors, backed by ml.js.
Syntax
mdl = fitcknn(X, y)
mdl = fitcknn(X, y, k)
Examples — run fitcknn() in your browser
fitcknn([1 1;2 1;6 5;7 6], [0;0;1;1], 3)▶ Run
See Also
Frequently Asked Questions about fitcknn()
Is the fitcknn() function free to use in SimLab?
Yes. SimLab is 100% free — no signup, no license, and no usage limits. You can run fitcknn() and 510+ other MATLAB®-compatible functions directly in your browser at simulations4all.com/simlab.
Do I need to install MATLAB to use fitcknn()?
No. SimLab runs entirely in your web browser with zero installation. The fitcknn() function works without any MATLAB® license or software download.
What does fitcknn() do?
Fit a k-nearest-neighbor classifier with k neighbors, backed by ml.js. It is a MATLAB®-compatible machine learning function available in SimLab with the same calling syntax as MATLAB® — typically: mdl = fitcknn(X, y).
Can I run fitcknn() in my browser?
Yes. Open SimLab at simulations4all.com/simlab, write or paste code that calls fitcknn(), and run it. Execution happens locally in your browser — no data leaves your machine.
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