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Open access

Research article

First published 2018-3

Optimal Stratification and Allocation for the June Agricultural Survey

Jonathan Lisic, Hejian Sang, Zhengyuan Zhu [...]

Journal of Official Statistics

Retricted access

Research article

First published 2004-10

Flow optimization and fuel stratification for the stratified fuel spark ignition engine

Y Li, H Zhao, B Leach [...]

International Journal of Engine Research

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Other

First published 2003-07

Optimal Stratification of Item Pools in α-Stratified Computerized Adaptive Testing

Hua-Hua Chang, Wim J. van der Linden

Applied Psychological Measurement

Open access

Research article

First published 2025

An Optimal Stratification Method for Addressing Nonresponse Bias in Bayesian Adaptive Survey Design

Yongchao Ma, Nino Mushkudiani, Barry Schouten

Sociological Methods & Research

Retricted access

Research article

First published 2007-7

Optimization of stratification combustion in a spark ignition engine by double-pulse port fuel injection

T Wang, Z Peng, S-L Liu [...]

Proceedings of the Institution of Mechanical Engineers,Part D: Journal of Automobile Engineering

Open access

Research article

First published 2022-5

Risk Stratification in Cost-Effectiveness Analyses of Cancer Screening: Intervention Eligibility,Strategy Choice,and Optimality

James F. O’Mahony

Medical Decision Making

Retricted access

Research article

First published 2024-3

Multiple-objective optimization of direct dual fuel stratification (DDFS) combustion at different loads

Yizi Zhu, Yanzhi Zhang, Zhixia He [...]

International Journal of Engine Research

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Research article

First published 2021-12

An entropy optimization study of non-Darcian magnetohydrodynamic Williamson nanofluid with nonlinear thermal radiation over a stratified sheet

Muhammad Bilal, Muhammad Ramzan, Yasir Mehmood [...]

Proceedings of the Institution of Mechanical Engineers,Part E: Journal of Process Mechanical Engineering

Retricted access

Research article

First published 2001-07

What is the Optimal Evaluation Time of the QT Dispersion After Acute Myocardial Infarction for the Risk Stratification?

G. Kabakci, O. Önalan, M. Kemal Batur [...]

Angiology

Open access

Erratum

First published 2018-09

Erratum: Optimal Stratification and Allocation for the June Agricultural Survey

Jonathan Lisic, Hejian Sang, Zhengyuan Zhu [...]

Journal of Official Statistics

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