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    Question

    Which algorithm is commonly used for collaborative filtering in recommendation systems?

    A Decision Trees Correct Answer Incorrect Answer
    B k-Nearest Neighbors (k-NN) Correct Answer Incorrect Answer
    C Support Vector Machines (SVM) Correct Answer Incorrect Answer
    D Naive Bayes Correct Answer Incorrect Answer

    Solution

    The k-nearest neighbors algorithm, also known as KNN or k-NN, is  a non-parametric, supervised learning classifier, which uses proximity to make classifications or predictions about the grouping of an individual data point.

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