Sage Journals: Discover world-class research

Retricted access

Research article

First published 2017-5-23

Uncertain mean-variance model for project portfolio selection problem with divisibility

Xingmei Li, Zhiming Zhong, Youzhong Zhang [...]

Journal of Intelligent & Fuzzy Systems: Applications in Engineering and Technology

Retricted access

Research article

First published 2018-4

Mean-variance model for optimization of the timetable in urban rail transit systems

Hui Yang, Xiang Li, Xin Yang

Proceedings of the Institution of Mechanical Engineers,Part F: Journal of Rail and Rapid Transit

Retricted access

Research article

First published 2018-4-19

Portfolio selection of the defined contribution pension fund with uncertain return and salary: A multi-period mean-variance model

Yali Liu, Meiying Yang, Jia Zhai [...]

Journal of Intelligent & Fuzzy Systems: Applications in Engineering and Technology

Retricted access

Research article

First published 1966-4

Estimating Variance Components from Mean Squares for Random and Mixed Effects Analysis of Variance Models

Norman S. Endler

Perceptual and Motor Skills

Retricted access

Research article

First published 2015-2

Variable selection in joint modelling of the mean and variance for hierarchical data

Christiana Charalambous, Jianxin Pan, Mark Tranmer

Statistical Modelling

Retricted access

Research article

First published 2003

Mean-Variance Model for the Build-Operate-Transfer Scheme Under Demand Uncertainty

Anthony Chen, Kitti Subprasom, Zhaowang Ji

Transportation Research Record: Journal of the Transportation Research Board

Retricted access

Research article

First published 2018-7-27

A multi-item generalized intuitionistic fuzzy inventory model with inventory level dependent demand using possibility mean,variance and covariance

Totan Garai, Dipankar Chakraborty, Tapan Kumar Roy

Journal of Intelligent & Fuzzy Systems: Applications in Engineering and Technology

Open access

Research article

First published 2024-12

Mixed-Effects Location Scale Models for Joint Modeling School Value-Added Effects on the Mean and Variance of Student Achievement

George Leckie, Richard Parker, Harvey Goldstein [...]

Journal of Educational and Behavioral Statistics

Retricted access

Research article

First published 1991-11

Approximations to the Mean and Variance of the Index of Dissimilarity in 2 x C Tables Under a Random Allocation Model

HENRY F. INMAN, EDWIN L. BRADLEY

Sociological Methods & Research

Retricted access

Research article

First published 2026

An Integrated Mean–Variance Model for Assessing Risk-adjusted Market Efficiency and Shifts in Investors’ Behaviour: Evidence from the Indian Stock Market

Varun Sharma, Gargie S Anand

Global Business Review

Search results