id: 03810792 dt: j an: 03810792 au: Jia, Peizhang; Zhu, Zhengtao ti: Error analysis of polynomial smoothing and polynomial smoothing with model error. so: Acta Math. Sci. 1, 285-300 (1981). py: 1981 pu: Science Press, Beijing; J. C. Baltzer AG, Basel la: ZH cc: ut: error analysis; model error; polynomial smoothing; linear minimum covariance estimate ci: li: