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Systematically improving existing k-means initialization algorithms at nearly no cost, by pairwise-nearest-neighbor smoothing.
Carlo Baldassi
Published in:
CoRR (2022)
Keyphrases
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nearest neighbor
pairwise
k means
computational complexity
computational cost
data clustering
nearest neighbor algorithm
learning algorithm
clustering algorithm
similarity measure
high dimensional
significant improvement
spectral clustering
knn
dimensionality reduction
total cost