New lower bound for centered L2-discrepancy of four-level U-type designs
被引:25
作者:
Elsawah, A. M.
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机构:
Cent China Normal Univ, Dept Stat, Wuhan 430079, Peoples R China
Zagazig Univ, Fac Sci, Dept Math, Zagazig, EgyptCent China Normal Univ, Dept Stat, Wuhan 430079, Peoples R China
Elsawah, A. M.
[1
,2
]
Qin, Hong
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机构:
Cent China Normal Univ, Dept Stat, Wuhan 430079, Peoples R ChinaCent China Normal Univ, Dept Stat, Wuhan 430079, Peoples R China
Qin, Hong
[1
]
机构:
[1] Cent China Normal Univ, Dept Stat, Wuhan 430079, Peoples R China
[2] Zagazig Univ, Fac Sci, Dept Math, Zagazig, Egypt
A new lower bound of the centered L-2-discrepancy for four-level U-type designs is obtained. Our new lower bound is sharper and valid for a lot of designs more than other existing lower bound, which is a useful complement to the lower bounds of discrepancies. (C) 2014 Elsevier B.V. All rights reserved.