1. School of Architecture and Urban Planning, Shenyang Jianzhu University, Shenyang 110168, China
2. Key Laboratory of City Informatoin and Spatial Perception, Shenyang 110168, China
3. Department of Art and Design, Dalian Art College, Dalian 116120, China
4. Shenyang Geotechnical Investigation & Surveying Research Institute Co., Ltd., Shenyang 110058, China