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JOURNALS // Russian Journal of Nonlinear Dynamics // Archive

Nelin. Dinam., 2018 Volume 14, Number 1, Pages 45–52 (Mi nd595)

This article is cited in 6 papers

Original papers

On the use of the $K$-means algorithm for determination of mass distributions in dumbbell-like celestial bodies

A. A. Burovab, A. D. Guermanc, E. A. Raspopovad, V. I. Nikonovc

a National Research University “Higher School of Economics”, ul. Myasnitskaya 20, Moscow, 101000, Russia
b Federal Research Center “Computer Science and Control”, ul. Vavilova 40, Moscow 119333, Russia
c Centre for Mechanical and Aerospace Science and Technologies, University of Beira Interior, Convento de Sto. António. 6201-001 Covilhã, Portugal
d Lomonosov Moscow State University, Leninskie Gory 1, Moscow, 119991, Russia

Abstract: It is well known that several small celestial objects are of irregular shape. In particular, there exist asteroids of the so-called “dog-bone” shape. It turns out that approximation of these bodies by dumb-bells, as proposed by V.V. Beletsky, provides an effective tool for analytical investigation of dynamics in vicinities of such bodies. There remains the question of how to divide reasonably a “dogbone” body into two parts using available measurement data.
In this paper we introduce an approach based on the so-called $K$-mean algorithm proposed by the prominent Polish mathematician H. Steinhaus.

Keywords: $K$-means algorithm, small celestial bodies, mesh representation of an asteroid’s surface.

UDC: 531.5

MSC: 70K20, 70K42, 70F05

Received: 14.11.2017
Accepted: 23.12.2017

DOI: 10.20537/nd1801004



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