w3-Supervised Machine Learning: Regression and Classification -

Hello:

People, I have an open question could someone compare the benefits and costs to use the ML + sigmoid function versus K-means, to classification?

I noticed that the course is concentrated in the sigmoid solution.

Maybe I’m asking an stupid question. (Most likely tststs).

Did I miss something? Thank you.

_/_

What do you mean here by ‘ML’ ?

I mean “Machine Learning”.

Oh, yes I know you meant that. It is just that Machine Learning is a subject matter, not an algorithm. Whereas K-means or KNN is.

Do you mean like a small neural network ? Or I am guessing our trying to understand because you mention sigmoid (an activation function).

And your question isn’t stupid, just trying to understand what is being asked.

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K-means isn’t used for classification. It’s an unsupervised method, which is used for clustering.

K-means is discussed in MLS Course 3.

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Ahhhh Got it. In my mind… “categorization” and “Clustering” were the same.

Mistery solved. Thank-you for the explanation.

:slightly_smiling_face:

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