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Showing 1 to 2 of 2 for “"Cook's distance"”.
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Linear regression techniques for identifying influential data and applications in commercial data analysis
… residual as a test for outliers, and Cook's distance as a measure of influence. An outlier test which is distributionally neater than the standardized residual is proposed. In practical applications, ordinary least squares regression is often inappropriate, and the use of biased …
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Diagnostics for joint models for longitudinal and survival data
… for longitudinal and survival data based on Cook's statistics. We evaluated the performance of the diagnostics using simulation studies under different scenarios. We then illustrated these diagnostics using real data set from a multi-center clinical trial on TB pericarditis (IMPI). The second …