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R 如何知道哪种优化方法是正确的

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R 如何知道哪种优化方法是正确的,r,r-portfolioanalytics,R,R Portfolioanalytics,R中的软件包PortfolioAnalytics有四个optimize.portfolio选项：“DEoptim”、“random”， “ROI”、“旧ROI”、“pso”、“GenSA”。如何知道何时使用一个或另一个

R中的软件包PortfolioAnalytics有四个optimize.portfolio选项：“DEoptim”、“random”， “ROI”、“旧ROI”、“pso”、“GenSA”。如何知道何时使用一个或另一个