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[期刊论文] 作者:Liu Yanshun, 来源:孔学堂 年份:2021
Abstract: Sima Guang’s aesthetics of ritual and music was centered on creating and maintaining the system...
[期刊论文] 作者:YAN Hua,LIU Xiaolu,QIN Fei, 来源:景观研究:英文版 年份:2021
This paper studied the gardening activities and characteristics of Xu-style gardens in the Qin and Han...
[期刊论文] 作者:Xin-Hua Zhao,Song-Jiang Liu, 来源:肿瘤微环境研究 年份:2021
Professor Liu Songjiang has been engaged in clinical research of tumors for more than 30 years.He is...
[期刊论文] 作者:, 来源:Geodesy and Geodynamics 年份:2021
Houze Xu,Academician of Chinese Academy of Sciences,a renowned scientist in geodesy and geophysics,passed...away due to illness on August 31,2021,in Wuhan,at the age of 87.Since 2014,Prof.Xu has s...
[期刊论文] 作者:Hong CHEN,Jian Quan GE,Kai JIA,Zhi Qin LU, 来源:数学学报(英文版) 年份:2021
In order to study the Yamabe changing-sign problem,Bahri and Xu proposed a conjecture which is a universal...
[期刊论文] 作者:LI Xuran, 来源:景观研究:英文版 年份:2021
From the aesthetic point of view,this paper summarized the artistic style of Xu-style gardens in Han...
[期刊论文] 作者:左卫兵,蔡晓奕, 来源:河南教育学院学报:自然科学版 年份:2021
针对Poisson回归模型中解释变量存在复共线性问题,结合几乎无偏的思想提出了参数的几乎无偏Liu估计,在均方误差准则下,分别与极大似然估计、Liu估计进行比较,并给出了优于两...
[期刊论文] 作者:左卫兵,王欢, 来源:统计理论与实践 年份:2021
针对半变系数模型中存在的复共线性问题,在轮廓最小二乘估计的基础上提出参数的Liu估计以及几乎无偏Liu估计,在均方误差意义下给出几乎无偏Liu估计优于轮廓最小二乘估计、岭...
[期刊论文] 作者:Wei Gong,Yijing Shen,Jiaqi Bao,Yike Ying,Han Zhou,Zhifeng Wu, 来源:蛋白质与细胞 年份:2021
Professor Haowen Xu(许豪文,1935-2004) was a famous sports scientist and the founder of Exercise Biochemistry...
[期刊论文] 作者:XU Jianguo, 来源:景观研究:英文版 年份:2021
to ancient books and documents,this paper collected and sorted out the people and things related to Xu-style...
[期刊论文] 作者:刘光珍, 来源:今日自动化 年份:2021
[文章编号]2095-6487 (2021) 02-0014-02  Antilnterference of PLC Control System and Inverter Application  Liu...Guang-zhen  [ Abstract] After the continuous development of science and...
[期刊论文] 作者:姚艳阳,秦慈枫, 来源:海外英语(上) 年份:2021
Liu Miqing has made a great many modifications in The New Edition of Modern Translation Theory....
[期刊论文] 作者:姚艳阳,QIN Ci-feng, 来源:海外英语 年份:2021
Based on the earlier work Modern Translation Theory,Mr.Liu Miqing has made a great many modifications...
[期刊论文] 作者:何晓光,黄天丽,徐凤丹,谢浩强,李金凤,谢彩璇, 来源:中国当代儿科杂志 年份:2021
HE Xiao-Guang,HUANG Tian-Li,XU Feng-Dan,XIE Hao-Qiang,LI Jin-Feng,XIE Cai-Xuan.Department of Neonatology...
[期刊论文] 作者:, 来源:Beijing Review 年份:2021
NEW PRESIDENT OF JD.COM  Xu Lei, previously CEO of JD Retail, will take up the role of president of JD.com...as the company’s founder Richard Liu will stay on as chairman and CEO, but is stepping back f...
[期刊论文] 作者:张锋,余锟, 来源:河北大学学报(自然科学版) 年份:2021
记述了分布于中国西藏地区的2种锥螲蟷属蜘蛛:林芝锥螲蟷Conothele linzhi H.Liu,Xu,Zhang,F.Liu & Li,2019(其雄性系首次报道)和墨脱锥螲蟷Conothele medoga...
[期刊论文] 作者:蔡择林,陈金阳,江秉华, 来源:应用数学 年份:2021
本文研究连续测量数据情况下的混合系数线性模型的参数估计问题.利用压缩估计方法给出了该模型的一类新的有偏估计-广义Liu估计,并在均方误差意义下,证明此类估计分别优于最...
[期刊论文] 作者:丁斌芬,安洁玉,, 来源:大地测量与地球动力学 年份:2021
Liu估计残差偏差进行修正,并基于二次型的数学期望公式,利用偏差改正后的残差导出Liu估计解的近似无偏单位权方差估计式。...
[期刊论文] 作者:邹媛, 来源:应用数学进展 年份:2021
为了解决二元逻辑回归模型中的复共线性问题,我们结合一阶近似Liu估计和刀切法的优点提出了一个新的估计即一阶近似刀切Liu估计。研究得出了新估计偏差的优良性以及在均方误...
[期刊论文] 作者:ZHOU Guoning,LIU Xiaoli, 来源:景观研究:英文版 年份:2021
Peitai Real Scene clearly shows us the gorgeous image of Xu-style gardens in the Ming Dynasty,and discloses...the achievement of ancient Xu-style gardens,which is...
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