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UNBIASEDNESS: 作品数：10被引量：14H指数：3; 导出分析报告; 相关领域：理学更多>>; 相关期刊：《虚拟现实与智能硬件（中英文）》《Science China Mathematics》《Chinese Annals of Mathematics,Series B》《Journal of Systems Engineering and Electronics》更多>>; 相关基金：国家自然科学基金中国博士后科学基金国家教育部博士点基金更多>>

Validity of non-local mean filter and novel denoising method被引量：2: 《Virtual Reality & Intelligent Hardware》2023年第4期338-350,共13页Xiangyuan LIU Zhongke WU Xingce WANG; Background Image denoising is an important topic in the digital image processing field.This study theoretically investigates the validity of the classical nonlocal mean filter(NLM)for removing Gaussian noise from a no...; 关键词：Gaussian noise Non-local means filter UNBIASEDNESS EFFECTIVENESS

Statistical Estimation of the Shannon Entropy被引量：4: 《Acta Mathematica Sinica,English Series》2019年第1期17-46,共30页Alexander BULINSKI Denis DIMITROV; Supported by the Russian Science Foundation(Grant No.14-21-00162); The behavior of the Kozachenko–Leonenko estimates for the(differential) Shannon entropy is studied when the number of i.i.d. vector-valued observations tends to infinity. The asymptotic unbiasedness and L^2-consisten...; 关键词：Shannon differential entropy Kozachenko-Leonenko estimates HARDY-LITTLEWOOD maxi-mal function ANALOGUES ASYMPTOTIC UNBIASEDNESS and L^2-consistency Gaussian VECTORS

Equivalency and unbiasedness of grey prediction models被引量：3: 《Journal of Systems Engineering and Electronics》2015年第1期110-118,共9页Bo Zeng Chuan Li Guo Chen Xianjun Long; supported by the National Natural Science Foundation of China(11471059;51375517;71271226);the China Postdoctoral Science Foundation Funded Project(2014M560712);Chongqing Frontier and Applied Basic Research Project(cstc2014jcyj A00024);the Ministry of Education of Humanities and Social Sciences Youth Foundation(14YJAZH033);the Chongqing Municipal Education Scientific Planning Project(2012-GX-142);the Higher School Teaching Reform Research Project in Chongqing(1202010); In order to deeply research the structure discrepancy and modeling mechanism among different grey prediction models, the equivalence and unbiasedness of grey prediction models are analyzed and verified. The results sh...; 关键词：system modeling grey prediction models equivalency and unbiasedness

On exactness and unbiasedness of confidence bands for a continuous distribution function: 《Science China Mathematics》2010年第10期2665-2678,共14页DING XiaoBo1,2,XU XingZhong2 & ZHAO ShuRan3 1Institute of Applied Mathematics,Academy of Mathematics and Systems Science,Chinese Academy of Sciences,Beijing 100190,China 2Department of Mathematics,Beijing Institute of Technology,Beijing 100081,China 3School of Economics,Ocean University of China,Qingdao 266071,China; supported by National Science Foundation for Post-doctoral Scientists of China (Grant No.20090450603);National Natural Science Foundation of China (Grant No.10771015); We define a class of confidence bands for distribution functions,named simple confidence bands.The class of bands includes the common step bands and continuous bands,some of which may perform better than the smoothed ...; 关键词：exact coverage GOODNESS of fit kernel smoothing simple CONFIDENCE BANDS UNBIASEDNESS

Unbiased Quasi-regression被引量：1: 《Chinese Annals of Mathematics,Series B》2007年第2期177-186,共10页Guijun YANG Lu LIN Runchu ZHANG; Project supported by the National Natural Science Foundation of China (No. 10571093, No. 10371059);Specialized Research Fund for the Doctoral Program of Higher Education of China (No. 20050055038);the Natural Science Foundation of Shandong Province of China (No. 2006A13);the China Postdoctoral Science Foundation (No. 20060390169);the Tianjin Planning Programs of Philosophy and Social Science of China (No. TJ05-TJ002).; Quasi-regression, motivated by the problems arising in the computer experiments, focuses mainly on speeding up evaluation. However, its theoretical properties are unexplored systemically. This paper shows that quasi-r...; 关键词：Computer experiment Quasi-regression UNBIASEDNESS Fitting of curve Asymptotic normality

Ship motion extreme short time prediction of ship pitch based on diagonal recurrent neural network被引量：3: 《Journal of Marine Science and Application》2005年第2期56-60,共5页SHEN Yan XIE Mei-ping; A DRNN (diagonal recurrent neural network) and its RPE (recurrent prediction error) learning algorithm are proposed in this paper .Using of the simple structure of DRNN can reduce the capacity of calculation. The prin...; 关键词：extreme short time prediction diagonal recursive neural network recurrent prediction error learning algorithm UNBIASEDNESS

Non-unbiasedness of Cramer-von Mises test被引量：1: 《Science China Mathematics》2000年第10期1046-1050,共5页陈希孺; This paper shows that for any given level of significance α∈ (0,1), and any sample size n, the Cramer-von Mises test is not unbiased.; 关键词：Cramer-von MISES TEST UNBIASED test.

ON　TAKEUCHI　EFFICIENCY　IN　TWO　CLASSES　OF　SINGLE－PARAMETER　TWO－SIDED　TRUNCATED　DISTRIBUTIONS: 《Systems Science and Mathematical Sciences》1996年第3期278-282,共5页LIANG Hua(Institute of Systmes Science,Academia Silica,Beijing 100080,China)CHEN Guijing(Department of Mathematics,An Had University, Hefei 230039, China); ＯＮＴＡＫＥＵＣＨＩＥＦＦＩＣＩＥＮＣＹＩＮＴＷＯＣＬＡＳＳＥＳＯＦＳＩＮＧＬＥ－ＰＡＲＡＭＥＴＥＲＴＷＯ－ＳＩＤＥＤＴＲＵＮＣＡＴＥＤＤＩＳＴＲＩＢＵＴＩＯＮＳＬＩＡＮＧＨｕａ（ＩｎｓｔｉｔｕｔｅｏｆＳｙｓｔｍｅｓ...; 关键词：ASYMPTOTICALLY medial UNBIASEDNESS Takeuchi EFFICIENCY TRUNCATED Distribution

ON ASYMPTOTICALLY MEDIAL UNBIASED ESTIMATORS IN TRVNCATED－TYPE DISTRIBUTION FAMILIES: 《Systems Science and Mathematical Sciences》1995年第2期128-130,131132+133,共5页LIANG Hua(Institute of Systems Science,Academia Sinica,Beijing 100080,China); ＯＮＡＳＹＭＰＴＯＴＩＣＡＬＬＹＭＥＤＩＡＬＵＮＢＩＡＳＥＤＥＳＴＩＭＡＴＯＲＳＩＮＴＲＶＮＣＡＴＥＤ－ＴＹＰＥＤＩＳＴＲＩＢＵＴＩＯＮＦＡＭＩＬＩＥＳＬＩＡＮＧＨｕａ（ＩｎｓｔｉｔｕｔｅｏｆＳｙｓｔｅｍｓＳｃｉｅｎ...; 关键词：Truncated DISTRIBUTION ASYMPTOTICALLY MEDIAL UNBIASEDNESS SEMIPARAMETRIC Model

RELATIVE TREND AND ITS TEST: 《Systems Science and Mathematical Sciences》1989年第4期313-316,共4页Chen Keh-wei 郑忠国; The research made by this author was supported in part by the Office of Naval Research grant N000 14-80-C-0163 and a jerzy Neyman Lectureship and was completed while the author was visiting at the Department of Statistics,University of California,Berkele; In this paper we develop tests using L-statistic for a constant relative trendagainst a convex ordered relative trend.Unbiasedness of the test is obtained.For a certainpath of trends,the score function can be chcsen s...; 关键词：COUNTING process TREND L-statistic UNBIASEDNESS Pitman EFFICIENCY

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