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pro vyhledávání: '"Ján Somorčík"'
Autor:
Ján Somorčík
Publikováno v:
Austrian Journal of Statistics, Vol 35, Iss 2&3 (2016)
The multivariate multi-sample location problem is considered and two generalizations of the Lawley-Hotelling test statistic based on spatial median are studied under the null hypothesis and Pitman alternatives. An asymptotic comparison with certain t
Externí odkaz:
https://doaj.org/article/7f751089d8f04445ab9fc2a20f504dcb
Publikováno v:
Mathematica Slovaca
Artículos CONICYT
CONICYT Chile
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Artículos CONICYT
CONICYT Chile
instacron:CONICYT
In this paper we give a partial response to one of the most important statistical questions, namely, what optimal statistical decisions are and how they are related to (statistical) information theory. We exemplify the necessity of understanding the
Autor:
Ján Somorčík, Róbert Tóth
Publikováno v:
METRON. 75:359-369
We investigate an application of the Tukey's methodology in Theil's regression to obtain a confidence interval for the true slope in the straight line regression model with not necessarily normal errors. This specific approach is implemented since 20
Publikováno v:
Aerobiologia. 32:69-81
Over the period 2002–2014, air temperature significantly increased regionally for Bratislava. However, no significant shifts have been observed in other meteorological parameters examined. The aim of this study was to analyse the effect of signific
Publikováno v:
Aerobiologia. 31:457-468
In this study, we have evaluated 2-hourly variations of Betula, Carpinus, Populus, Fraxinus, Cupressaceae–Taxaceae and Pinus pollen concentrations in 24-h periods as well as the impact of weather variables on the diurnal patterns of the mentioned t
Autor:
F. Rublík, Ján Somorčík
Publikováno v:
Journal of Statistical Computation and Simulation. 85:3080-3091
We present a non-parametric affine-invariant test for the multivariate Behrens–Fisher problem. The proposed method based on the spatial medians is asymptotic and does not require normality of the data. To improve its finite sample performance, we a
Autor:
František Rublík, Ján Somorčík
Publikováno v:
Australian & New Zealand Journal of Statistics. 53:197-215
Summary The classical spatial median is not affine-equivariant, which often turns out to be an unfavourable property. In this paper, the asymptotic properties of an affine-equivariant modification of the spatial median are investigated. It is shown t
Publikováno v:
Journal of Hydrology and Hydromechanics, Vol 57, Iss 4, Pp 250-263 (2009)
Risks Due to Variability of K-Day Extreme Precipitation Totals and Other K-Day Extreme EventsSeveral alternative definitions of extreme events are proposed. As the first step a statistical analysis of daily precipitation measurement time series from
Publikováno v:
Journal of the European Ceramic Society. 27:2103-2110
Influence of repeated thermal shock on the stress generated in silicon nitride, was determined by a new testing method. This method allows verification of temperature and stress progress obtained from a computer simulation. Input parameters were temp