Computer Algebra and Algorithms for Unbiased Moment Estimation of Arbitrary Order [0.03%]
计算机代数与任意阶无偏矩估计的算法
Inna Gerlovina,Alan E Hubbard
Inna Gerlovina
While unbiased central moment estimators of lower orders (such as a sample variance) are easily obtainable and often used in practice, derivation of unbiased estimators of higher orders might be more challenging due to long math and tricky ...
Improved methods for estimating fraction of missing information in multiple imputation [0.03%]
改进多重插补中估计缺失信息分量的方法
Qiyuan Pan,Rong Wei
Qiyuan Pan
Multiple imputation (MI) has become the most popular approach in handling missing data. Closely associated with MI, the fraction of missing information (FMI) is an important parameter for diagnosing the impact of missing data. Currently γ ...