BAI, YANG; ZHU, ZHONGYI; FUNG, WING K. - In: Scandinavian Journal of Statistics 35 (2008) 1, pp. 104-118
In this paper, we consider improved estimating equations for semiparametric partial linear models (PLM) for longitudinal data, or clustered data in general. We approximate the non-parametric function in the PLM by a regression spline, and utilize quadratic inference functions (QIF) in the...
