PAML_session5_Unsupervised_Learning

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Computers
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University
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Hard
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1.
FLASHCARD QUESTION
Front
What is the primary characteristic of unsupervised learning?
Back
It finds patterns and relationships in unlabeled data
2.
FLASHCARD QUESTION
Front
Which of the following is NOT a clustering algorithm? K-Means, Hierarchical Clustering, Apriori, DBSCAN
Back
Apriori
3.
FLASHCARD QUESTION
Front
What is the primary goal of clustering in unsupervised learning?
Back
To group similar data points together
4.
FLASHCARD QUESTION
Front
Which of the following clustering algorithms does NOT require specifying the number of clusters in advance? K-Means, K - Medoids, Gaussian Mixture Model (GMM)
Back
DBSCAN
5.
FLASHCARD QUESTION
Front
In K-Means clustering, what determines the formation of clusters? Options: The distance between points and cluster centroids, The density of points in an area, The number of data dimensions, The presence of labels in data
Back
The distance between points and cluster centroids
6.
FLASHCARD QUESTION
Front
Which metric is NOT used in association rule learning? Support, Confidence, Lift, Variance
Back
Variance
7.
FLASHCARD QUESTION
Front
Which of the following statements is true about DBSCAN? It requires specifying the number of clusters beforehand, It handles noise better than K-Means, It only works well for spherical clusters, It does not use density-based clustering
Back
It handles noise better than K-Means
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