Covariance Structure Analysis - Articles - Scientific Research Publishing

Portfolio Optimization of Some Stocks on the Ghana Stock Exchange Using the Markowitz Mean-Variance Approach (Articles)

Anuwoje Ida Logubayom, Togborlo Annani Victor

Journal of Financial Risk Management Vol.8 No.1, March 22, 2019

DOI: 10.4236/jfrm.2019.81003 1,722 Downloads 4,455 Views Citations
Mean-Variance Portfolio Choice with Uncertain Variance-Covariance Matrix (Articles)

Wei Guo, Yichao Wang, Danping Qiu

Journal of Financial Risk Management Vol.9 No.2, April 23, 2020

DOI: 10.4236/jfrm.2020.92004 1,206 Downloads 3,404 Views Citations
Evaluation of Multiplicative Weight of Covariance Matrix on Hybrid Data Assimilation Schemes (Articles)

Pedro M. González-Jardines, Maibys Sierra-Lorenzo, Adrián L. Ferrer-Hernández

Atmospheric and Climate Sciences Vol.13 No.2, April 27, 2023

DOI: 10.4236/acs.2023.132015 682 Downloads 1,370 Views Citations
Evaluation of Candidate Predictors for Seasonal Precipitation Forecasting (Articles)

Pedro M. González-Jardines, Maibys Sierra-Lorenzo, Adrián L. Ferrer-Hernández, Arnoldo Bezanilla-Morlot

Atmospheric and Climate Sciences Vol.13 No.4, October 25, 2023

DOI: 10.4236/acs.2023.134031 673 Downloads 1,318 Views Citations
General Maxwell Theory of Fields (3): Lorentz Covariance, Quantization and Gauge Transformation (Articles)

Yougang Feng

Journal of High Energy Physics, Gravitation and Cosmology Vol.12 No.2, February 2, 2026

DOI: 10.4236/jhepgc.2026.122034 70 Downloads 308 Views Citations
The Evolution of Intellectual Structure in Organization Studies between 1990 and 2010: A Research Based on Bibliometric Analysis (Articles)

Jinlan Zhang, Fangwei Zhu, Xiuxia Sun, Peng Wang, Haoyang Song

Open Journal of Business and Management Vol.5 No.3, July 4, 2017

DOI: 10.4236/ojbm.2017.53037 1,832 Downloads 3,949 Views Citations
Discovery of Unusual Highly Branched Galactomannan from Seeds of Desmanthus illinoensis (Articles)

Masakuni Tako, Yukihiro Tamaki, Takeshi Teruya

Journal of Biomaterials and Nanobiotechnology Vol.9 No.2, April 20, 2018

DOI: 10.4236/jbnb.2018.92009 1,297 Downloads 3,431 Views Citations
This article belongs to the Special Issue on Biopolymer Materials
Structural Study, Vibrational, Optical, Thermal Properties and Hirshfeld Surface Analysis of a New Iron (III) Complex: FeCl₄(C₅N₂H₆)(C₅N₂H₅) (Articles)

Amal Arouri, Rihab Dridi, Riadh Kefi, Mohamed Faouzi Zid

Crystal Structure Theory and Applications Vol.10 No.1, February 24, 2021

DOI: 10.4236/csta.2021.101002 843 Downloads 2,571 Views Citations
Chemical Structure of a Novel Xylogalactan Isolated from Commercially Cultured Seagrape, Caulerpa lentillifera (Articles)

Yukihiro Tamaki, Teruko Konishi, Masakuni Tako

Advances in Biological Chemistry Vol.15 No.3, June 27, 2025

DOI: 10.4236/abc.2025.153006 129 Downloads 472 Views Citations
Graph Theory Techniques for Analyzing City Structure Regarding Socioeconomic Factors, Real Estate Market, and Climate Change (Articles)

Yunzhong Ding

Journal of Data Analysis and Information Processing Vol.13 No.4, November 4, 2025

DOI: 10.4236/jdaip.2025.134028 69 Downloads 370 Views Citations
Synthesis, Structural, Spectroscopic, Thermal, Optical Studies and Hirshfeld Surface Analysis of a New Aluminum Complex: (C₈H₉N₂)₃[Al(C₂O₄)₃]·3H₂O (Articles)

Amal Arouri, Rihab Dridi, Laurent Jouffret, Mohamed Faouzi Zid

Crystal Structure Theory and Applications Vol.8 No.3, August 31, 2019

DOI: 10.4236/csta.2019.83003 828 Downloads 2,606 Views Citations
Slotted Hole Effect on Damage Mechanism of Gymnasium Building with RC Frame and Steel Roof (Articles)

Atsushi Suzuki, Tomomi Fujita, Yoshihiro Kimura

Open Journal of Civil Engineering Vol.10 No.2, June 23, 2020

DOI: 10.4236/ojce.2020.102014 651 Downloads 1,880 Views Citations
Nonlinear Time History Analysis for the Different Column Orientations under Seismic Wave Synthetic Approach (Articles)

Mo Shi, Peng Wang, Xiaoyan Xu, Yeol Choi

World Journal of Engineering and Technology Vol.12 No.3, July 29, 2024

DOI: 10.4236/wjet.2024.123038 228 Downloads 1,242 Views Citations
A Multivariate Student’s t-Distribution (Articles)

Daniel T. Cassidy

Open Journal of Statistics Vol.6 No.3, June 17, 2016

DOI: 10.4236/ojs.2016.63040 5,261 Downloads 10,326 Views Citations
Efficient Simulation of Stationary Multivariate Gaussian Random Fields with Given Cross-Covariance (Articles)

Jakob Teichmann, Karl-Gerald van den Boogaart

Applied Mathematics Vol.7 No.17, November 22, 2016

DOI: 10.4236/am.2016.717174 1,914 Downloads 3,763 Views Citations
Estimation of the Sensible and Latent Heat Fluxes by Reciprocal Analysis at an Arid and Semi-Arid Region (Articles)

Toshisuke Maruyama, Manabu Segawa

Open Journal of Modern Hydrology Vol.7 No.1, January 26, 2017

DOI: 10.4236/ojmh.2017.71003 2,163 Downloads 4,380 Views Citations
Generalised Wald Type Test of Nonlinear Restrictions (Articles)

Zaka Ratsimalahelo

Open Access Library Journal Vol.4 No.9, September 27, 2017

DOI: 10.4236/oalib.1103923 843 Downloads 2,835 Views Citations
Derivation of Maxwell’s Equations via the Covariance Requirements of the Special Theory of Relativity, Starting with Newton’s Laws (Articles)

Allan D. Pierce

Journal of Applied Mathematics and Physics Vol.7 No.9, September 24, 2019

DOI: 10.4236/jamp.2019.79141 1,245 Downloads 5,500 Views Citations
Covariance Matrix Learning Differential Evolution Algorithm Based on Correlation (Articles)

Sainan Yuan, Quanxi Feng

International Journal of Intelligence Science Vol.11 No.1, December 15, 2020

DOI: 10.4236/ijis.2021.111002 565 Downloads 1,565 Views Citations
A Cautionary Note on the Application of GIS in Spatial Optimization Modeling (Articles)

Bin Zhou

Journal of Geographic Information System Vol.16 No.1, February 28, 2024

DOI: 10.4236/jgis.2024.161007 271 Downloads 1,031 Views Citations

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