Fig. 1. Experimental flow chart of correction the tropospheric delay error by multiscale correlation analysis

Fig. 2. Differential interferogram and SRTM DEM of the experimental area

Fig. 3. Experimental results of this method

Fig. 4. Corrected InSAR DEM results

Fig. 5. Comparison of local results for InSAR DEM after correction

Fig. 6. Elevation profile comparison of InSAR DEM before and after correction