Tukey's depth for object data

X Dai, S Lopez-Pintado… - Journal of the …, 2023 - Taylor & Francis
We develop a novel exploratory tool for non-Euclidean object data based on data depth,
extending celebrated Tukey's depth for Euclidean data. The proposed metric halfspace …

[HTML][HTML] Integrated rank-weighted depth

K Ramsay, S Durocher, A Leblanc - Journal of Multivariate Analysis, 2019 - Elsevier
We study depth measures for multivariate data defined by integrating univariate depth
measures, specifically, integrated dual (ID) depth introduced by Cuevas and Fraiman (2009) …

A modified residual-based RAIM algorithm for multiple outliers based on a robust MM estimation

W Wang, Y Xu - Sensors, 2020 - mdpi.com
The residual-based (RB) receiver autonomous integrity monitoring (RAIM) detector is a
widely used receiver integrity enhancement technology that has the ability to rapidly …

Multiple‐Try Simulated Annealing Algorithm for Global Optimization

W Shao, G Guo - Mathematical Problems in Engineering, 2018 - Wiley Online Library
Simulated annealing is a widely used algorithm for the computation of global optimization
problems in computational chemistry and industrial engineering. However, global optimum …

Computing the halfspace depth with multiple try algorithm and simulated annealing algorithm

W Shao, Y Zuo - Computational Statistics, 2020 - Springer
The halfspace depth is a powerful tool for the nonparametric multivariate analysis. However,
its computation is very challenging for it involves the infimum over infinitely many directional …

Some results on the computing of Tukey's halfspace median

X Liu, S Luo, Y Zuo - Statistical Papers, 2020 - Springer
Depth of the Tukey median is investigated for empirical distributions. A sharper upper bound
is provided for this value for data sets in general position. This bound is lower than the …

Employing the MCMC technique to compute the projection depth in high dimensions

W Shao, Y Zuo, J Luo - Journal of Computational and Applied Mathematics, 2022 - Elsevier
Projection depth (PD), one of the prevailing location depth notions, is a powerful and favored
tool for multivariate nonparametric analysis. It permits the extension of the univariate median …

A new GNSS FDE algorithm for real-time LEO satellite orbit determination

Y Liu, Y Xu, R Sun, M Lei, Z Fang… - IEEE Sensors Journal, 2024 - ieeexplore.ieee.org
As a kind of the aircraft with orbital altitudes between 400 and 2000 km, LEO satellites with
the advantages of small size and low cost, play an important role in various earth …

Non-asymptotic robustness analysis of regression depth median

Y Zuo - Journal of Multivariate Analysis, 2024 - Elsevier
The maximum depth estimator (aka depth median)(β RD∗) induced from regression depth
(RD) of Rousseeuw and Hubert (1999) is one of the most prevailing estimators in …

[HTML][HTML] Robustness and asymptotics of the projection median

K Ramsay, S Durocher, A Leblanc - Journal of Multivariate Analysis, 2021 - Elsevier
The projection median as introduced by Durocher and Kirkpatrick (2005); Durocher and
Kirkpatrick (2009) is a robust multivariate, nonparametric location estimator. It is a weighted …