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. 2019 May 18;19(10):2300. doi: 10.3390/s19102300

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© 2019 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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The clustering result comparison between the proposed PL-assisted clustering algorithm and the k-means algorithm. (a) The clustering result of the proposed algorithm in experimental field 1, the number of clusters is 8; (b) the clustering result of the k-means algorithm in experimental field 1, the number of clusters is 7; (c) the clustering result of the proposed algorithm in experimental field 2, the number of clusters is 4; and (d) the clustering result of the k-means algorithm in experimental field 2, the number of clusters is 5.

The clustering result comparison between the proposed PL-assisted clustering algorithm and the k-means algorithm. (a) The clustering result of the proposed algorithm in experimental field 1, the number of clusters is 8; (b) the clustering result of the k-means algorithm in experimental field 1, the number of clusters is 7; (c) the clustering result of the proposed algorithm in experimental field 2, the number of clusters is 4; and (d) the clustering result of the k-means algorithm in experimental field 2, the number of clusters is 5.