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Recent questions tagged k-means


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How is it different from density-based clustering like DB Scan or hierarchical clustering such as K-Means?
0 answers 134 views
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What do machine learning people mean by the term, "curse of dimensionality"?
0 answers 181 views
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What is a key step in K-nearest neighbors?
1 answer 101 views
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In K-Means clustering, what does the acronym WCSS stand for?
1 answer 376 views
In K-Means clustering, what does the acronym WCSS stand for?In K-Means clustering, what does the acronym WCSS stand for? ...
by MathsGee Platinum
(119,140 points)
asked in Data Science & Statistics Oct 17, 2020
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What are the new clusters and what are their centroids?
1 answer 233 views
What are the new clusters and what are their centroids? Assume the following dataset is given: $(2,2), (4,4), (5,5), (6,6),(9,9) (0,4), (4,0) $. K-Means is run with $k=3$ to cluster the dataset. Moreover, ...
by MathsGee Platinum
(119,140 points)
asked in Data Science & Statistics Oct 12, 2020
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The complexity of K-Means is O(t*k*n*d). Explain!
1 answer 238 views
The complexity of K-Means is O(t*k*n*d). Explain!The complexity of K-Means is O(tknd). Explain! ...
by MathsGee Platinum
(119,140 points)
asked in Data Science & Statistics Oct 11, 2020
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Is it possible for the k-means algorithm to revisit a configuration?
0 answers 297 views
Is it possible for the k-means algorithm to revisit a configuration?Let a configuration of the k means algorithm correspond to the k way partition (on the set of instances to be clustered) generated by the clustering a ...
by MathsGee Platinum
(119,140 points)
asked in Data Science & Statistics Oct 11, 2020
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What is parameter tuning when using k-nearest-neighbour algorithm?
0 answers 176 views
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How do I choose k when using k-nearest neighbor algorithm?
0 answers 121 views
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What is K-means clustering?
1 answer 132 views
What is K-means clustering?What is K-means clustering? ...
by MathsGee Platinum
(119,140 points)
asked in Data Science & Statistics Sep 6, 2020
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What does the algorithm mind map say?
1 answer 329 views
What does the algorithm mind map say?What does the algorithm mind map say? ...
by MathsGee Platinum
(119,140 points)
asked in Data Science & Statistics Jul 30, 2020
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What are 3 ways of reducing dimensionality?
0 answers 104 views
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What is the "Curse of Dimensionality?"
0 answers 87 views
What is the "Curse of Dimensionality?"What is the "Curse of Dimensionality?" ...
by MathsGee Platinum
(119,140 points)
asked in Data Science & Statistics Jul 28, 2020
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How is KNN different from k-means clustering?
2 answers 122 views
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Why is a Silhouette plot good for visualizing clusters from k-means algorithm?
0 answers 120 views
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How does one choose the $k$ when using the k-means algorithm?
0 answers 119 views
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What is the advantage of performing dimensionality reduction before fitting an SVM?
1 answer 187 views
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What is K-means? How can you select K for K-means?
1 answer 160 views
What is K-means? How can you select K for K-means?What is K-means? How can you select K for K-means? ...
by Edzai Zvobwo Bronze Status
(9,010 points)
asked in Data Science & Statistics Mar 11, 2019
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