1. GIS Dept., School of Surveying and Geospatial Eng., College of Engineering, University of Tehran, Tehran, Iran
2. Center of Excellence in Geomatics Eng. in Disaster Management, School of Surveying and Geospatial Eng., College of Engineering, University of Tehran, Tehran, Iran
3. Center of Excellence in Electrical and Computer Eng., School of Electrical and Computer Eng., College of Engineering, University of Tehran, Tehran, Iran