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Titlebook: Data Science and Productivity Analytics; Vincent Charles,Juan Aparicio,Joe Zhu Book 2020 Springer Nature Switzerland AG 2020 Productivity

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https://doi.org/10.1007/978-3-642-18552-6, all the Sharpe ratios for any risk-free asset are considered and compared by using the so-called cross-efficiency evaluation. An explicit expression of the Cross-Efficiency Sharpe Ratio portfolio is presented when short selling is allowed.
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A Data Scientific Approach to Measure Hospital Productivity,wo methods is utilized to compile a ranked list of multiple proxies containing diverse input and output variables which occur in two stages. This hybrid methodology presents uniqueness in that it helps make the most suitable decision with the consideration of the weights determined by the data from the hybrid model.
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Playing with Text and Data Filesey also contribute to various other fields including computational geometry, statistics, and machine learning. This chapter reviews these topics from a historical viewpoint, as they currently stand, and as to how they will evolve in the future.
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