jgg     2009 29 (4):  124-126    ISSN: 0412-1961  CN: 21-1139/TG APPLICATION OF BP NEURAL NETWORK BASED ON KALMAN FILTERING TO DAM DEFORMATION PREDICTION Li Jiebin 1,2) ; and Kong Lingjie 1,2) 1)School of Geological and Surveying Engineering, Chang’an University, Xi’an 7100542)School of Space Positioning Technology and Information Institute, Xi’an 710054 Received: 1900-01-01  Revised: 1900-01-01  Online: null Supporting info null