It can be highly beneficial for companies to develop a forecast of the future values of some important metrics, such as demand for its product or variables that describe the economic climate. There ...

Quality of Life Research, Vol. 24, No. 3, SPECIAL SECTION ON RESPONSE SHIFT AND MISSING DATA (March 2015), pp. 567-573 (7 pages) Purpose Patient-reported health-related quality-of-life (HRQoL) ...

We propose a penalized quantile regression and an independence screening procedure to identify important covariates and to exclude unimportant ones for a general class of ultrahigh dimensional single ...