jgg     2011 31 (3):  127-129    ISSN: 0412-1961  CN: 21-1139/TG DENOISING METHOD FOR SINGLE EPOCH GPS DEFORMATIONMONITORING SIGNAL BASED ON LIFTING WAVELET Tao Tingye; Gao Fei ;and Wu Zhaofu School of Civil and Hydraulic Engineering, Hefei University of Technology, Hefei 230009 Received: 1900-01-01  Revised: 1900-01-01  Online: null Supporting info null