Combining statistical and neural classifiers using Dempster-Shafer theory of evidence for improved building detection Aerial images and lidar data fusion for automatic feature extraction using the self-organizing map (SOM) classifier. Which Geoid Fits Egypt Better.”, Presented in The International Union of Geodesy (IUG) on GIS/GPS Symposium, Istanbul, Turkey, 15-19 The Use of GPS Technology in Establishing Third Order Geodetic Networks in Egypt Assessment of Using Very High Resolution Google Earth Satellite Images for Producing Urban Mapping Evaluating the Accuracy of the Global DEMs Aster, SRTM and Elevation Data Derived from Google Earth Program in Urban Areas over Egypt Influence of Local versus Global Ionospheric Model on Precise GPS Positioning Enhancement of the Gravimetric Geoid of Egypt (Geoid95) Using GPS Observations GIS/GPS Applications on Aeronutical Information Services AIS Which Geoid Fits Egypt Better Development of a New Sets of Transformation Parameters in Egypt (ETP97) for Transferring GPS Data into Egyptian Geodetic Datum An Alternative Approach for Map Projection System used in Egypt Merits of GPS Kinematic Positioning Technique For Large Scale Digital Topographic Map Production Multi-Epoch Analysis of Monitoring Networks For Deformation Studies Investigation of the Effect of the Distortion in the National Geodetic Networks on The Derived Transformation Parameters and the Errors in the Transformation Parameters on the Transformed Coordinates between GPS and Local Geodetic Datum in Egypt Performance of Global Geopotential Earth Models over Egypt as an Alternative for the Unavailable Accurate Local Geoid Model A Proposed Approach to Update Large-Scale Maps in Developing Countries Using High-Resolution Satellite Imagery Visibility Study Towards the Implementation of GPS Real Time Kinematic Positioning Technique (GPS-RTK) in Cadastral Maps Production in Egypt Comparative Study for Different Transformation Models Applied on Geodetic Coordinate Systems Towards Updated Concrete Digital Terrain Model for Egypt, DTM-2003 Accuracy Investigation of the Orthorectification Strategies for High-Resolution Satellite Images Accurate Representation of the Egyptian Gravity Field Based on Available Terrestrial Gravity Data, Modified Geopotential Model, Digital Terrain Model and Digital Density Model Potential of the GEOMED for Orthometric Heights Determination with High Accuracy from GPS Observations in North Coast of Egypt Practical Evaluation of the Influence of: Processing Strategies, Reference Stations, and Adjustment Criterion on GPS Positioning Accuracy Accuracy Assessment of Modern Classification Techniques for Automatic Feature Extraction from Very High Resolution Satellite Imagery Using Supervised Classification Techniques for Producing Recent Soil Map for Northern Sinai Peninsula from Landsat TM-5 Data Aerial images and lidar data fusion for automatic feature extraction using the self-organizing map (SOM) classifier Integrating multiple classifiers with fuzzy majority voting for improved land cover classification