2017.8-2018.2, Senior Visiting Fellow: National Center for Geographic Information and Analysis, State University of New York at Buffalo, USA

2003.5-2003.10, Visiting Scholar: Unité de Climat, Sol, et Biologie, Institut National de la Recherche Agronomique, 84914 Avignon cedex 9, France

2002.10-2003.4, Visiting Scholar: Systèmes Environnementaux, Information Géographique et Aide a la Décision (SEIGAD), Université de Joseph Fourier, 2061 Avenue de la pleige, Domaine Universitaire – BP 53 X, Grenoble Cedex, France, 38031

1996.9-2003.3, Ph. D. Cartography and Geographical Information Systems: Institute of Geographical Science and Resource Research, Chinese Academy of Sciences.

1986.9-1989.6, M.S. Physical Geography: Lanzhou University, China. 

1980.9-1984.6, B.S. Physical Geography: Lanzhou University, China  

Remote Sensing Image Analysis; 
Quantitative Remote Sensing; 
Geographical Information Analysis 

2004.4-present: Professor, College of Earth and Environment Sciences, Lanzhou University.

1997.5-2004.3: Associate Professor, College of Earth and Environment Sciences, Lanzhou University

1993.4-1997.4: Lecture, College of Earth and Environment Sciences, Lanzhou University

1989.6-1993.3: Assistant Lecture, College of Earth and Environment Sciences, Lanzhou University 

1.         Digital Image Processing of Remotely Sensed Imagery

2.         Geographical Object-Based Image Analysis

1.         Liu, Y. and Zhang, Y.-D. and Huang, Z. and Wang, M-M. and Yang, D. and Ma, H-M. and Zhang, Y-X. and Li, Y-F. and Li, H-W. and Hu, X-G. (2016) Segmentation optimization via recognition of the PSE-NSR-ED2 patterns along with the scale parameter in object-based image analysis. In: GEOBIA 2016: Solutions and Synergies., 14 September 2016 - 16 September 2016, University of Twente，Faculty of Geo-Information and Earth Observation (ITC). DOI: 10.3990/2.452.

2.         Yong Liu, Ling Bian, Yuhong Meng, Huanping Wang, Shifu Zhang, Yining Yang, Xiaomin Shao, Bo Wang,（2012）Discrepancy measures for selecting optimal combination of parameter values in object-based image analysis. ISPRS Journal of Photogrammetry and Remote Sensing, 68: 144-156. DOI: 10.1016/j.isprsjprs.2012.01.007.

3.         Zhu Rui，Liu Yong，Yin Zhenliang，Wang Xijie，Xu Baorong，Study on Early Warning Geographic Information System for Meteorological Disaster using GI Services and 3D GIS Technology，Disaster Advances，2012.10.01，5(4):1104~1112

4.         Liu Yong, 2008. An evaluation on the data quality of SRTM DEM at the alpine and plateau area, north-western of China. ISPRS 2008, Beijing. The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Vol. XXXVII. Part B1. Beijing 2008, 1123-1128.

5.         Liu Yong, Guo Yangyao, Wang Jie et al., 2008. A preliminary approach on the synchronically ground based measurement of spectral reflectance, NDVI, LAI, and the temperature and moisture of soil. Remote Sensing of the Environment: 16th National Symposium on Remote Sensing of China (ed. Qingxi Tong), Proceedings of SPIE, Vol. 7123，712310. doi:10.1117/12.816183 

6.        Yong Liu, Shaker ul din, Yue Jiang：Urban growth sustainability of Islamabad, Pakistan, over the last 3 decades: a perspective based on object-based backdating change detection. GeoJournal. 2020，DOI: 10.1007/s10708-020-10172-w