{"_id":"zbuAH4M8kKXKJjGYY","bibbaseid":"jay-terreaux-ovarlez-pascal-improvingportfoliosglobalperformancewithrobustcovariancematrixestimationapplicationtothemaximumvarietyportfolio-2018","authorIDs":[],"author_short":["Jay, E.","Terreaux, E.","Ovarlez, J.","Pascal, F."],"bibdata":{"bibtype":"inproceedings","type":"inproceedings","author":[{"firstnames":["E."],"propositions":[],"lastnames":["Jay"],"suffixes":[]},{"firstnames":["E."],"propositions":[],"lastnames":["Terreaux"],"suffixes":[]},{"firstnames":["J."],"propositions":[],"lastnames":["Ovarlez"],"suffixes":[]},{"firstnames":["F."],"propositions":[],"lastnames":["Pascal"],"suffixes":[]}],"booktitle":"2018 26th European Signal Processing Conference (EUSIPCO)","title":"Improving Portfolios Global Performance with Robust Covariance Matrix Estimation: Application to the Maximum Variety Portfolio","year":"2018","pages":"1107-1111","abstract":"This paper presents how the most recent improvements made on covariance matrix estimation and model order selection can be applied to the portfolio optimisation problem. The particular case of the Maximum Variety Portfolio is treated but the same improvements apply also in the other optimisation problems such as the Minimum Variance Portfolio. We assume that the most important information (or the latent factors) are embedded in correlated Elliptical Symmetric noise extending classical Gaussian assumptions. We propose here to focus on a recent method of model order selection allowing to efficiently estimate the subspace of main factors describing the market. This non-standard model order selection problem is solved through Random Matrix Theory and robust covariance matrix estimation. The proposed procedure will be explained through synthetic data and be applied and compared with standard techniques on real market data showing promising improvements.","keywords":"covariance matrices;estimation theory;investment;optimisation;nonstandard model order selection problem;robust covariance matrix estimation;maximum variety portfolio;portfolio optimisation problem;random matrix theory;minimum variance portfolio;portfolios global performance;correlated elliptical symmetric noise;classical Gaussian assumptions;Covariance matrices;Portfolios;Estimation;Resource management;Eigenvalues and eigenfunctions;Europe;Optimization;Robust Covariance Matrix Estimation;Model Order Selection;Random Matrix Theory;Portfolio Optimisation;Financial Time Series;Multi-Factor Model;Elliptical Symmetric Noise;Maximum Variety Portfolio","doi":"10.23919/EUSIPCO.2018.8553414","issn":"2076-1465","month":"Sep.","url":"https://www.eurasip.org/proceedings/eusipco/eusipco2018/papers/1570437855.pdf","bibtex":"@InProceedings{8553414,\n author = {E. Jay and E. Terreaux and J. Ovarlez and F. Pascal},\n booktitle = {2018 26th European Signal Processing Conference (EUSIPCO)},\n title = {Improving Portfolios Global Performance with Robust Covariance Matrix Estimation: Application to the Maximum Variety Portfolio},\n year = {2018},\n pages = {1107-1111},\n abstract = {This paper presents how the most recent improvements made on covariance matrix estimation and model order selection can be applied to the portfolio optimisation problem. The particular case of the Maximum Variety Portfolio is treated but the same improvements apply also in the other optimisation problems such as the Minimum Variance Portfolio. We assume that the most important information (or the latent factors) are embedded in correlated Elliptical Symmetric noise extending classical Gaussian assumptions. We propose here to focus on a recent method of model order selection allowing to efficiently estimate the subspace of main factors describing the market. This non-standard model order selection problem is solved through Random Matrix Theory and robust covariance matrix estimation. The proposed procedure will be explained through synthetic data and be applied and compared with standard techniques on real market data showing promising improvements.},\n keywords = {covariance matrices;estimation theory;investment;optimisation;nonstandard model order selection problem;robust covariance matrix estimation;maximum variety portfolio;portfolio optimisation problem;random matrix theory;minimum variance portfolio;portfolios global performance;correlated elliptical symmetric noise;classical Gaussian assumptions;Covariance matrices;Portfolios;Estimation;Resource management;Eigenvalues and eigenfunctions;Europe;Optimization;Robust Covariance Matrix Estimation;Model Order Selection;Random Matrix Theory;Portfolio Optimisation;Financial Time Series;Multi-Factor Model;Elliptical Symmetric Noise;Maximum Variety Portfolio},\n doi = {10.23919/EUSIPCO.2018.8553414},\n issn = {2076-1465},\n month = {Sep.},\n url = {https://www.eurasip.org/proceedings/eusipco/eusipco2018/papers/1570437855.pdf},\n}\n\n","author_short":["Jay, E.","Terreaux, E.","Ovarlez, J.","Pascal, F."],"key":"8553414","id":"8553414","bibbaseid":"jay-terreaux-ovarlez-pascal-improvingportfoliosglobalperformancewithrobustcovariancematrixestimationapplicationtothemaximumvarietyportfolio-2018","role":"author","urls":{"Paper":"https://www.eurasip.org/proceedings/eusipco/eusipco2018/papers/1570437855.pdf"},"keyword":["covariance matrices;estimation theory;investment;optimisation;nonstandard model order selection problem;robust covariance matrix estimation;maximum variety portfolio;portfolio optimisation problem;random matrix theory;minimum variance portfolio;portfolios global performance;correlated elliptical symmetric noise;classical Gaussian assumptions;Covariance matrices;Portfolios;Estimation;Resource management;Eigenvalues and eigenfunctions;Europe;Optimization;Robust Covariance Matrix Estimation;Model Order Selection;Random Matrix Theory;Portfolio Optimisation;Financial Time Series;Multi-Factor Model;Elliptical Symmetric Noise;Maximum Variety Portfolio"],"metadata":{"authorlinks":{}}},"bibtype":"inproceedings","biburl":"https://raw.githubusercontent.com/Roznn/EUSIPCO/main/eusipco2018url.bib","creationDate":"2021-02-13T15:38:40.420Z","downloads":0,"keywords":["covariance matrices;estimation theory;investment;optimisation;nonstandard model order selection problem;robust covariance matrix estimation;maximum variety portfolio;portfolio optimisation problem;random matrix theory;minimum variance portfolio;portfolios global performance;correlated elliptical symmetric noise;classical gaussian assumptions;covariance matrices;portfolios;estimation;resource management;eigenvalues and eigenfunctions;europe;optimization;robust covariance matrix estimation;model order selection;random matrix theory;portfolio optimisation;financial time series;multi-factor model;elliptical symmetric noise;maximum variety portfolio"],"search_terms":["improving","portfolios","global","performance","robust","covariance","matrix","estimation","application","maximum","variety","portfolio","jay","terreaux","ovarlez","pascal"],"title":"Improving Portfolios Global Performance with Robust Covariance Matrix Estimation: Application to the Maximum Variety Portfolio","year":2018,"dataSources":["yiZioZximP7hphDpY","iuBeKSmaES2fHcEE9"]}