Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Vedran Novoselac"'
Autor:
Vedran Novoselac
Publikováno v:
Croatian Operational Research Review, Vol 10, Iss 1, Pp 1-12 (2019)
This paper considers the investigation of the optimal number of clusters for datasets that are modeled as the Gaussian mixture. For that purpose, the adaptive method that is based on a modified Expectation Maximization (EM) algorithm is developed. Th
Externí odkaz:
https://doaj.org/article/0937c9c2ed9943309a70cb7520a39a41
Autor:
Vedran Novoselac, Zlatko Pavić
Publikováno v:
Croatian Operational Research Review, Vol 9, Iss 2, Pp 223-234 (2018)
The paper studies the problem of a cluster detection in the noisy environment. The solution of this problem is based on the well known Expectation Maximization (EM) algorithm. By utilizing the Mahalanobis distance, and modifying the hidden variable,
Externí odkaz:
https://doaj.org/article/413e165d38354df192e064370e0a1086
Publikováno v:
Journal of Function Spaces, Vol 2016 (2016)
The paper deals with the fundamental inequalities for convex functions in the bounded closed interval. The main inequality includes convex functions and positive linear functionals extending and refining the functional form of Jensen’s inequality.
Externí odkaz:
https://doaj.org/article/7a2c9eb4dc06482cb5c9ac921d0bf951
Autor:
Zlatko Pavić, Vedran Novoselac
Publikováno v:
European Journal of Pure and Applied Mathematics. 12:1360-1370
The paper considers the solution properties of an overdetermined system of linear equations in a given norm. The problem is observed as a minimization of the corresponding functional of the errors. Presenting the main results of $p$ norm it is shown
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::10e6db2bf921dff892d8daa9e9048c1c
https://doi.org/10.29020/nybg.ejpam.v12i4.3517
https://doi.org/10.29020/nybg.ejpam.v12i4.3517
Autor:
Vedran Novoselac
This paper considers the problem of robust modeling by using the well-known Least Absolute Deviation (LAD) regression. For that purpose, the approximation function is designed and analyzed, which is based on a certain component weight of the Weighted
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a4323f58b7c128f3696c758b8b13fd8b
https://doi.org/10.29020/nybg.ejpam.v13i4.3839
https://doi.org/10.29020/nybg.ejpam.v13i4.3839
Autor:
Zlatko Pavić, Vedran Novoselac
Publikováno v:
Croatian Operational Research Review
Volume 9
Issue 2
Croatian Operational Research Review, Vol 9, Iss 2, Pp 223-234 (2018)
Volume 9
Issue 2
Croatian Operational Research Review, Vol 9, Iss 2, Pp 223-234 (2018)
The paper studies the problem of a cluster detection in the noisy environment. The solution of this problem is based on the well known Expectation Maximization (EM) algorithm. By utilizing the Mahalanobis distance, and modifying the hidden variable,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6a6818959d0816c69ffb507c2db8424e
https://www.bib.irb.hr/974340
https://www.bib.irb.hr/974340
Autor:
Zlatko Pavić, Vedran Novoselac
The paper investigates the application and generalization of the weighted mean and median by using continuous and convex functions. The paper offers a clear and systematic approach to the notion of weighted medians. As a result, essential characteris
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9b3519c146fa40689a93013883ace28d
https://www.bib.irb.hr/985976
https://www.bib.irb.hr/985976
Publikováno v:
Applied Mathematical Sciences. 9:149-159
The paper mainly deals with convex functions of several variables. Some variants of the Jensen type inequalities and the generalization of the Hermite-Hadamard inequality are obtained. The work is based on the adapted and extended McShane's functiona
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5a02d7670969b3c26fdb737c1e0da12c
https://doi.org/10.12988/ams.2015.411888
https://doi.org/10.12988/ams.2015.411888
Autor:
Zlatko Pavić, Vedran Novoselac
Publikováno v:
Volume: 46, Issue: 5 865-874
Hacettepe Journal of Mathematics and Statistics
Hacettepe Journal of Mathematics and Statistics
The paper studies the application of convex functions in order to prove the existence of optimal solutions of an overdetermined system of linear equations. The study approaches the problem by using even convex functions instead of projections. The re
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c305af053c223092931b1e907f1bc081
https://doi.org/10.15672/hjms.2017.423
https://doi.org/10.15672/hjms.2017.423
Publikováno v:
Journal of Function Spaces, Vol 2016 (2016)
The paper deals with the fundamental inequalities for convex functions in the bounded closed interval. The main inequality includes convex functions and positive linear functionals extending and refining the functional form of Jensen’s inequality.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3312bdd57c8a3d9f1504027459ebb2ed
https://doaj.org/article/7a2c9eb4dc06482cb5c9ac921d0bf951
https://doaj.org/article/7a2c9eb4dc06482cb5c9ac921d0bf951