In regression problems alternative criteria of "best fit" to least squares are least absolute deviations and least maximum deviations. In this paper it is noted that linear programming techniques may ...

The ability of matched sampling and linear regression adjustment to reduce the bias of an estimate of the treatment effect in two sample observational studies is investigated for a simple matching ...

Linear segmentation on routine imaging has been proposed as a fast, reliable and reproducible alternative. This study assesses the prognostic ability of linear segmentation in patients with ...