jgg     2014 34 (2):  100-104    ISSN: 0412-1961  CN: 21-1139/TG WEIGHTED SEMI-PARAMETRIC MODEL AND ANALYSIS OF  ITS APPLICATION EFFECT Geomatics College, Shandong University of Science and Technology, Qingdao 266590 Received: 2013-07-03  Revised: null  Online: 2014-04-21 Supporting info