Quality control and improvement of GNSS-IR soil moisture robust inversion model

Y Li, L Luo, F Guo, F Yang, T Wang, H Gao, X Bi… - Advances in Space …, 2024 - Elsevier
Global navigation satellite system (GNSS) interferometric reflectometry (GNSS-IR)
technology can realize continuous and dynamic monitoring of soil moisture at areas. The …

A robust standard deviation control chart based on square A estimator

SC Kao - Quality and Reliability Engineering International, 2022 - Wiley Online Library
The estimates of a standard deviation deteriorate the detection ability of control charts by
reason of its high biases when the contaminations are present. This study proposes two …

[HTML][HTML] Asymmetric Control Limits for Weighted-Variance Mean Control Chart with Different Scale Estimators under Weibull Distributed Process

JJ Zhou, KH Ng, KH Ng, S Peiris, YB Koh - Mathematics, 2022 - mdpi.com
Shewhart charts are the most commonly utilised control charts for process monitoring in
industries with the assumption that the underlying distribution of the quality characteristic is …

LOCATION PARAMETER INDEPENDENT ROBUST SCALE ESTIMATORS AGAINST MAD STATISTIC

N GÜNDÜZ, F KARDİYEN - International Research in Math …, 2024 - books.google.com
LOCATION PARAMETER INDEPENDENT ROBUST SCALE ESTIMATORS AGAINST MAD
STATISTIC Page 25 LOCATION PARAMETER INDEPENDENT ROBUST SCALE ESTIMATORS …

Online monitoring of process variance drifts for leptokurtic and heavy‐tailed data

W Tan, L Liu - Quality and Reliability Engineering International, 2022 - Wiley Online Library
In many applications, monitoring the variance of a process online is very important. For
example, in industrial and medical fields and weather and ocean research, monitoring the …

[PDF][PDF] Analysis of Students' Performance in E-learning Based on Regression

T AlShaalan - Journal of Education for Humanities, 2024 - iasj.net
Due to the spread of the Corona pandemic, e-learning has grown in popularity. Maintaining
studenzt performance, participation and motivation are considered challenges were facing e …

[引用][C] Robust Linear Discriminant Analysis with Modified One-Step M-Estimator Qn Scale for Classifying Financial Distress in Banks: Case Study

N Putri, K Parmikanti, N Gusriani - EKSAKTA: Berkala Ilmiah Bidang MIPA, 2024