GIS Data Analyst / Software Engineer
Zheng Liu is a PhD student in the Department of Geographical Sciences at University of Maryland, College Park. He holds B.S. in Geographical Information Science and B.S. in Mathematics and Applied Mathematics from Peking University (2017). As a PhD student, he has worked with Dr. McKenzie on research related to place-based analytics and spatio-temporal data analysis. He was trained in analyzing multiple aspects of Volunteered Geographical Information(VGI) and fostered interest in areas like place-text analysis and spatio-temporal data analysis. While staying at University of Maryland, he will keep exploring the value of VGI big data and human-dimensional GIS. Now he is working with Dr. Leila De Floriani in Spatial big data representation and analysis.
Terrain Tree on Roughness2018.6-Current
Build analysis tools on Terrain Trees. Start with roughness calculation
Identify neighborhood name through VGI2017.12-2018.5
Identify neighborhood boundary through multi-source user-contributed info like Craigslist.
Deal Island Project2018.2-2018.5
Social network survey data cleaning and analysis.
Used a data-drive method to analyze tourists’ behavior patterns in Beijing with data extracted from the Sina Weibo API in C# environment.Analyzed the temporal and spatial features of data in order to evaluate travel behavior patterns.Demonstrated result tourist district maps on ArcGIS.
Zheng did his bachelors at Peking University receiving B.S. in Geographical Information Science and B.S. in Mathematics, with thesis on Study of Extracting Tourist Region Based On Social Media Data.
Title to be disclosed when received.Some Journal