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On Polynomial Solvability of One Quadratic Euclidean Clustering Problem on a Line. / Kel’manov, A. V.; Khandeev, V. I.
в: Doklady Mathematics, Том 100, № 1, 01.07.2019, стр. 339-342.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - On Polynomial Solvability of One Quadratic Euclidean Clustering Problem on a Line
AU - Kel’manov, A. V.
AU - Khandeev, V. I.
N1 - Publisher Copyright: © 2019, Pleiades Publishing, Ltd.
PY - 2019/7/1
Y1 - 2019/7/1
N2 - We consider the problem of partitioning a finite set of points in Euclidean space into clusters so as to minimize the sum, over all clusters, of the intracluster sums of the squared distances between cluster elements and their centers. The centers of some clusters are given as input, while the other centers are defined as centroids (geometric centers). It is well known that the general case of the problem is strongly NP-hard. In this paper, we have shown that there exists an exact polynomial-time algorithm for the one-dimensional case of the problem.
AB - We consider the problem of partitioning a finite set of points in Euclidean space into clusters so as to minimize the sum, over all clusters, of the intracluster sums of the squared distances between cluster elements and their centers. The centers of some clusters are given as input, while the other centers are defined as centroids (geometric centers). It is well known that the general case of the problem is strongly NP-hard. In this paper, we have shown that there exists an exact polynomial-time algorithm for the one-dimensional case of the problem.
UR - http://www.scopus.com/inward/record.url?scp=85073875419&partnerID=8YFLogxK
U2 - 10.1134/S1064562419040057
DO - 10.1134/S1064562419040057
M3 - Article
AN - SCOPUS:85073875419
VL - 100
SP - 339
EP - 342
JO - Doklady Mathematics
JF - Doklady Mathematics
SN - 1064-5624
IS - 1
ER -
ID: 22319319