دورية أكاديمية

Kriging-based convex subspace single linkage method with path-based clustering technique for approximation-based global optimization.

التفاصيل البيبلوغرافية
العنوان: Kriging-based convex subspace single linkage method with path-based clustering technique for approximation-based global optimization.
المؤلفون: Sakata, Sei-ichiro, Ashida, Fumihiro, Tanaka, Hiroyoshi
المصدر: Structural & Multidisciplinary Optimization; Sep2011, Vol. 44 Issue 3, p393-408, 16p
مصطلحات موضوعية: KRIGING, CONVEX domains, MATHEMATICAL optimization, CLUSTER theory (Nuclear physics), NUMERICAL analysis
مستخلص: This paper proposes an improved approach of the Kriging-based Convex Subspace Single Linkage Method (KCSSL method), which was reported as one of approximation-based global optimization methods. The KCSSL method consists of a convex subspace clustering procedure and a local optimization procedure. For the clustering procedure, previously, the cell-based clustering technique was employed. However, this approach will involve a huge number of convexity estimations in case of a higher dimensional problem. This will cause a very high computational cost, therefore, a path-based clustering procedure is newly developed. At first, a procedure for the convexity estimation with the Kriging method is introduced. Next, outline and detailed procedure of the proposed path-based clustering technique are explained. Also, the proposed method is applied to solving some approximate optimization problems. From the numerical results, validity and effectiveness of the proposed method are discussed. [ABSTRACT FROM AUTHOR]
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قاعدة البيانات: Complementary Index
الوصف
تدمد:1615147X
DOI:10.1007/s00158-011-0643-x