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of 2 981
pro vyhledávání: '"Stephanou AS"'
We construct an ensemble of correlation matrices from high-frequency foreign exchange market data, with one matrix for every day for 446 days. The matrices are symmetric and have vanishing diagonal elements after subtracting the identity matrix. For
Externí odkaz:
http://arxiv.org/abs/2306.04569
Autor:
Stephanou, Coralea1 (AUTHOR) coraleas@cing.ac.cy, Menzel, Stephan2 (AUTHOR), Philipsen, Sjaak3 (AUTHOR), Kountouris, Petros1 (AUTHOR)
Publikováno v:
International Journal of Molecular Sciences. Nov2024, Vol. 25 Issue 21, p11408. 26p.
Autor:
Panayiota Christodoulou, Maria-Areti Salamouri, Ioannis Papavasileiou, Theodora-Christina Kyriakou, Charalambos Michaeloudes, Petros Agathaggelou, Anastasis Stephanou, Ioannis Patrikios
Publikováno v:
Cell Death and Disease, Vol 15, Iss 4, Pp 1-3 (2024)
Externí odkaz:
https://doaj.org/article/2f955fecf972423aa9c0d3af63b8b102
Autor:
Stephanou, Michael, Varughese, Melvin
This article introduces the R package hermiter which facilitates estimation of univariate and bivariate probability density functions and cumulative distribution functions along with full quantile functions (univariate) and nonparametric correlation
Externí odkaz:
http://arxiv.org/abs/2111.14091
Autor:
Danae Costopoulou, Kleopatra Kedikoglou, Marina Vafeiadi, Theano Roumeliotaki, Katerina Margetaki, Euripides G. Stephanou, Antonis Myridakis, Leondios Leondiadis
Publikováno v:
Environment International, Vol 187, Iss , Pp 108686- (2024)
The blood levels of organochlorine pesticides (OCPs) and polychlorinated biphenyls (PCBs) have been thoroughly investigated in Greek children from the Rhea birth cohort study. This investigation aimed to assess exposure levels, explore their possible
Externí odkaz:
https://doaj.org/article/2912937251a74ad28bd61536d9863938
Autor:
Costopoulou, Danae, Kedikoglou, Kleopatra, Vafeiadi, Marina, Roumeliotaki, Theano, Margetaki, Katerina, Stephanou, Euripides G., Myridakis, Antonis, Leondiadis, Leondios
Publikováno v:
In Environment International May 2024 187
Autor:
Margetaki, Katerina, Bempi, Vicky, Michalaki, Eirini, Roumeliotaki, Theano, Iakovides, Minas, Stephanou, Euripides, Kogevinas, Manolis, Chatzi, Lida, Vafeiadi, Marina
Publikováno v:
In International Journal of Hygiene and Environmental Health March 2024 256
Autor:
Stephanou, Michael, Varughese, Melvin
In this article we describe a new Hermite series based sequential estimator for the Spearman rank correlation coefficient and provide algorithms applicable in both the stationary and non-stationary settings. To treat the non-stationary setting, we in
Externí odkaz:
http://arxiv.org/abs/2012.06287
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