Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Yuewen Xiao"'
Publikováno v:
International Journal of Disaster Risk Science, Vol 14, Iss 1, Pp 113-126 (2023)
Abstract Lacking timely access to rescue resources is one of the main causes of casualties in tunnel collapse. To provide timely rescue, this study proposed a multi-objective preallocation model of special emergency resources for tunnel collapse base
Externí odkaz:
https://doaj.org/article/c7e81a1947b649aa8642c2cc6ff951d9
Publikováno v:
Complexity, Vol 2019 (2019)
This paper investigates the hesitant fuzzy linguistic multiple attribute group decision-making (MAGDM) problem with the heterogeneous relationship among the attribute variables that cannot be solved by most existing decision-making methods. To addres
Externí odkaz:
https://doaj.org/article/8084a5a5bd4b422db2653fd6e65de92d
Publikováno v:
Physica A: Statistical Mechanics and its Applications. :128894
Publikováno v:
Journal of Financial Research. 43:705-731
We detect jumps in a high‐frequency price series of exchange‐traded funds (ETFs) that track the broad indexes of U.S. equity markets. Although many jumps (43%) are related to macroeconomic news, more jumps (57%) are not. No‐news jumps are follo
Publikováno v:
Physica A: Statistical Mechanics and its Applications. 609:128368
Publikováno v:
Journal of Intelligent & Fuzzy Systems. 37:2651-2669
Publikováno v:
Complexity, Vol 2019 (2019)
This paper investigates the hesitant fuzzy linguistic multiple attribute group decision-making (MAGDM) problem with the heterogeneous relationship among the attribute variables that cannot be solved by most existing decision-making methods. To addres
Autor:
Yuewen Xiao, Jing Zhao
Publikováno v:
Finance Research Letters. 38:101404
This study examines individual stocks’ price dynamics by separating continuous and discontinuous price innovations and testing their mechanisms in response to information. Among the 1249 NYSE-listed stocks in our sample, the price data of 642 (607)
Publikováno v:
Statistics & Probability Letters. 98:59-64
The Wishart distribution has long been a useful tool for modeling covariance structures. According to Gyndikin’s theorem, the degrees of freedom (df) for a Wishart distribution can be any real number belonging to the Gyndikin set, either integer-va
Autor:
Yuewen Xiao, Jixia Wang
Publikováno v:
Applied Mathematical Sciences. 9:669-678