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Regulator-required public disclosures of net short positions do not provide a profitable investment signal for UK stocks. While long-short (zero initial outlay) portfolios based on this signal usually make a profit on average, it is rarely statistically significant in either gross or...
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indicator, and considers the quality requirements for using these new data sources as a toolkit for sound decision and policy … quality improvements in the data source are needed in order to move beyond experimental statistics. If these quality …
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production stages. Thus, supervised machine learning methods such as classification can viably predict product compliance quality … extensively investigated. This paper aims to design machine learning based classification methods for quality compliance and … an accuracy of 0.99 and Cohen’s Kappa of 0.91 for the compliance quality of unit batches. Thus, the proposed method would …
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