I Love Maps and GIS

Light the passion, share the dream

PS: I will start my new career as a tenure-track Assistant Professor at the University of Wisconsin-Madison in August 2017. I am looking for new graduate students (M.S. or Ph.D.) who are interested in Spatiotemporal Data Mining and Machine Learning, VGI, Location-Based Social Media, Geospatial Big Data Analytics, etc. Please send your cv to my email if you are interested.

Address : 1832 Ellison Hall, UC Santa Barbara, CA 93106, USA

Email: sgao at geog.ucsb.edu

Education

2012-2017: Ph.D. in GIScience, Department of Geography, UC Santa Barbara, USA

Committee members: Krzysztof Janowicz (Chair), Michael F. Goodchild, Helen Couclelis

Dissertation: Extracting Computational Representations of Place with Social Sensing

2009-2012: M.S. in Cartography and GIS, Institute of GIS and RS, Peking University, China

Co-Advisors: Yong Gao & Yu Liu

Thesis: Investigating Urban Spatial Structure and Spatial Interaction Patterns Using Mobile Phone Data

2005-2009: B.S. Honors in Geography, School of Geography, Beijing Normal University, China

Advisor: Huiping Liu & Yu Liu

Thesis: The Design and Implementation of Geo-Wiki: A Semantically Enabled Geographical Knowledge Wiki System

My Services

Peer Reviewer

Proceedings of the National Academy of Sciences (PNAS)

PLOS ONE

Computers, Environment and Urban Systems (CEUS)

International Journal of Geographical Information Science (IJGIS)

Transactions in GIS (TGIS)

GIScience & Remote Sensing

International Journal of Digital Earth (IJDE)

ISPRS International Journal of Geo-Information (IJGI)

Journal of Spatial Science (JSS)

ACM SIGSPATIAL

Journal of Land Use Science (TLUS)

Physica A: Statistical Mechanics and its Applications

International Journal of Urban Sciences

Urban Geography

International Journal of Computer Science and Application (IJCSA)

Advances in Engineering Software

Expert Systems With Applications

Entropy

Future Generation Computer Systems

Sensors

Public Transport

Earth Science Informatics

Transactions on Information Systems

Transactions on Spatial Algorithms and Systems

IET Intelligent Transport Systems

Community Services

2017 July- Now: The International Cartographic Association (ICA) member for commissions on Geospatial Analysis and Modeling, Location Based Services, and Sensor-Driven Mapping.

2016 March- Now: Student Board of Director (BOD) at the AAG Cyberinfrastructure Specialty Group

2015 Nov- Now: Student Board of Director (BOD) at the International Association of Chinese Professionals in Geographic Information Sciences (CPGIS)

2015 May- 2016 May: President of Chinese Students & Scholars Association in U.S. Southwestern Region (SWCSSA)

2014 May- 2015 May: President of UCSB Chinese Students & Scholars Association (UCSB-CSSA)

Memberships

AAG-American Association of Geographers

CPGIS-International Association of Chinese Professionals in Geographic Information Sciences

CaGIS-The Cartography and Geographic Information Society

ACM SIGSPATIAL

Internships

2015 Summer: Software Engineer, Esri Application Prototype Lab in Redlands, CA

Team Work: Develop a location-based App: Esri Saver

Research and Development for WiFi-iBeacon Indoor Positioning

Development of Semantic Similarity and Recommendation APIs for Graphs

2014 Summer: Software Engineer and Data Analyst, Apple Maps in Cupertino, CA

Build the next-generation processing pipeline for Maps POI data

2011: Developer, Esri Research & Development Center in Beijing

Team Work: Develop a location-based-service App: iCampus GIS for Android

Research for enterprise Cloud-Computing-GIS solutions

Research Interests

Place-Based GIS

Geospatial Big Data Analytics

Spatial Cloud Computing & High-performance GeoComputation

Human Mobility

Geospatial Semantics

Gazetteers and POIs Conflation

Spatio-Temporal Data Modeling and Visualization

Trajectory Data Mining and Knowledge Discovery

Location-Based Social Networks and Spatial Networks

Cartography and Geovisualization

High-Precision Maps for Autonomous Vehicles

Urban Spatial Structure and Dynamics

Spatial Scientometrics

Projects

2015: Developer, Visualizing Community Evolution of Citation Topic Graphs

A Web map-tiling-based visualization of keyword co-occurrence graphs for publication citation topics

Demo

2014: Developer, Semantic Web Scientometrics Portal

A Semantic Web-based, Linked Data-driven Scientometrics Portal for interactively visualizating Semantic Web Dog Food Data

Semantic Web Scientometrics

2014: Team Member, Point Of Interest (POI) Pulse

A multi-granular, semantic signatures-based approach for the interactive visualization of Big Geosocial Data

The POI Pulse application in action

2014: Team Member, STKO DEKDIV: Data Enrichment, Knowledge Discovery and Interactive Visualization Tool

A Linked-Data-driven Web portal for visualizaing learning analytics

Website

Sept. 2013-Now: Research Assistant, Alexandria Digital Library Linked-Data Gazetteer

Work with Prof. Krzysztof Janowicz

Designing a new schema for crowd-sourced gazetteer/POI enrichment from volunteered Big-Geo Data

Sept. 2013-2014: Research Assistant, California Multi-campus Research Program and Initiative (MRPI): Virtual Co-Laboratory for Policy Analysis in the Greater L.A. Region

Website

Design and develop the web user interface for running a variety of spatial-models to support urban planning and decision making

Implement the geospatial portal using ArcGIS Server, PostgreSQL on Linux

July 2013-Now: Developer and Data Analyst, A Scalable Geoprocessing Workflow for Big Geo-Data Analytics based on Hadoop

Build a Hadoop cluster for processing, analyzing and visualizing various sources of geotagged datasets from social media, and link to the geospatial environment

Embeded Esri Geometry APIs and GIS Tools for Hadoop

Connect GIS spatial analysis to the Cloud Computing environment for Big Geo-Data Analytics.

Feb. 2013-Apr. 2013: Team Member, STKO Citation Map

Website

Interactively visualizing the spread of scientific ideas through space and time

Transform the way of exploring publication citations on the world map

Sept. 2012-Aug. 2013: Research Assistant, NGA Geospatial Feature Conflation: Conceptual, Statistical, and Optimization Approaches

Work with Prof. Michael F. Goodchild, Prof. Krzysztof Janowicz and Dr. Linna Li

Speed up the optimized geospatial data conflation algorithm

Develop a optimized geospatial data conflation toolbox using Python

June 2009-July 2012: Research Assistant, Analyzing Human Mobilty and Urban Dynamics by Mining GPS-enabled Taxi Trajectories and Mobile Phone Data

Work with Prof. Yu Liu and Prof. Yong Gao

Develop spatio-temporal data mining algorithms for processing large-scale mobile phone data and GPS trajectories using Python

Build statistical models for predicting human mobility patterns

Develop Big-Data-Driven approaches for predicting traffic flow based on street network centrality and human activities

My Work & STKO Team Work

Publications

    Google Scholar

# Peer-Reviewed Journal Articles

Song Gao, Krzysztof Janowicz, Helen Couclelis. (2017) Extracting Urban Functional Regions from Points of Interest and Human Activities on Location-based Social Networks. Transactions in GIS. 21(3):446-467, DOI: 10.1111/tgis.12289.

Song Gao, Krzysztof Janowicz, Daniel R. Montello, Yingjie Hu, Jiue-an Yang, Grant McKenzie, Yiting Ju, Li Gong, Benjamin Adams, Bo Yan. (2017) A Data-Synthesis-Driven Method for Detecting and Extracting Vague Cognitive Regions. International Journal of Geographical Information Science, 31(6): 1245-1271, DOI:10.1080/13658816.2016.1273357.

Song Gao. (2015) Spatio-Temporal Analytics for Exploring Human Mobility Patterns and Urban Dynamics in the Mobile Age. Spatial Cognition & Computation. Taylor & Francis. 15(2), 86-114, DOI:10.1080/13875868.2014.984300.

Song Gao, Linna Li, Wenwen Li, Krzysztof Janowicz, Yue Zhang. (2014) Constructing Gazetteers from Volunteered Big Geo-Data based on Hadoop. Computers, Environment and Urban Systems. 61: 172-186, DOI:10.1016/j.compenvurbsys.2014.02.004.

Song Gao, Yu Liu, Yaoli Wang, Xiujun Ma. (2013) Discovering Spatial Interaction Communities from Mobile Phone Data. Transactions in GIS. 17(3):463-481, DOI: 10.1111/tgis.12042.

Song Gao, Yaoli Wang, Yong Gao, Yu Liu. (2013) Understanding Urban Traffic Flow Characteristics: A Rethinking of Betweenness Centrality. Environment and Planning B: Planning and Design. 40(1):135-153, DOI: 10.1068/b38141.

Blake Regalia, Grant McKenzie, Song Gao, Krzysztof Janowicz. (2016) Crowdsensing Smart Ambient Environments and Services. Transactions in GIS. 20(3):382-398, DOI: 10.1111/tgis.12233

Zhifeng Wu, Yanwei Chai, Anrong Dang, Jianhua Gong, Song Gao, Yang Yue, Dong Li, Lin Liu, Xingjian Liu, Yu Liu, Ying Long, Feng Lu, Chengzhi Qin, Hui Wang, Peng Wang, Wei Wang, Feng Zhen. (2015) Geography Interact with Big Data: Dialogue and Reflection. Geographical Research, 34(12):2207-2221.

Grant McKenzie, Krzysztof Janowicz, Song Gao, Li Gong. (2015) How Where Is When? On the Regional Variability and Resolution of Geosocial Temporal Signatures for Points Of Interest. Computers, Environment and Urban Systems, 54:336-346, DOI:10.1016/j.compenvurbsys.2015.10.002.

Yingjie Hu,Song Gao, Krzysztof Janowicz, Bailang Yu, Wenwen Li, Sathya Prasad. (2015) Extracting and Understanding Urban Areas of Interest Using Geotagged Photos. Computers, Environment and Urban Systems, 54, 240-254, DOI:10.1016/j.compenvurbsys.2015.09.001.

Yu Liu, Xi Liu, Song Gao, Li Gong, Chaogui Kang, Ye Zhi, Guanghua Chi, Li Shi. (2015) Social sensing: A new approach to understanding our socio-economic environments. Annals of the Association of American Geographers, 105(3), 512-530, DOI:10.1080/00045608.2015.1018773.

Wenwen Li, Miaomiao Song, Bin Zhou, Kai Cao, Song Gao. (2015) Performance improvement techniques for geospatial web services in a cyberinfrastructure environment - A case study with a disaster management portal. Computers, Environment and Urban Systems, DOI:10.1016/j.compenvurbsys.2015.04.003.

Yingjie Hu, Krzysztof Janowicz, Sathya Prasad, Song Gao. (2015) Metadata Topic Harmonization and Semantic Search for Linked-Data-Driven Geoportals: A Case Study Using ArcGIS Online. Transactions in GIS, 19(3), 398-416, DOI: 10.1111/tgis.12151.

Grant McKenzie, Krzysztof Janowicz, Song Gao, Jiue-An Yang, Yingjie Hu. (2015) POI Pulse: A Multi-Granular, Semantic Signatures-Based Approach For The Interactive Visualization Of Big Geosocial Data. Cartographica: The International Journal for Geographic Information and Geovisualization, 50(2), 71-85, DOI:10.3138/cart.50.2.2662

Yaoli Wang, Song Gao, Yu Liu. (2013) Exploration into Urban Street Closeness Centrality and its Application Methods: A Case Study of Qingdao. Geographic Research. 32(3):352-364.

Jiansheng Wu, Li Huang, Yu Liu, Jian Peng, Weifeng Li, Song Gao, Chaogui Kang. (2013) Traffic Flow Simulation Based on Call Detail Records. Acta Geographica Sinica. 67(12):1657-1665.

Yu Liu, Chaogui Kang, Song Gao, Yu Xiao, Yuan Tian. (2012) Understanding Intra-Urban Trip Patterns from Taxi Trajectory Data. Journal of Geographical Systems. 14(4):463-483, DOI: 10.1007/s10109-012-0166-z.

Yu Liu, Fahui Wang, Yu Xiao, Song Gao. (2012) Urban Land Uses and Traffic Source-Sink Areas: Evidence from GPS-Enabled Taxi Data in Shanghai. Landscape and Urban Planning. 106(1):73-87, DOI:10.1016/j.landurbplan.2012.02.012.

Yu Liu, Yu Xiao, Song Gao, Chaogui Kang, Yaoli Wang. (2011) A Review of Human Mobility Research Based on Location Aware Devices. Geography and Geo-Information Science. 27(4):8-13.

Yong Gao, Song Gao, Runqiang Li, Yu Liu. (2010) A Semantic Geographical Knowledge Wiki System Mashed up with Google Maps. Science in China Series E: Technological Sciences. 53:52-60.

# Book Chapters

Song Gao, Gengchen Mai. (2017) Mobile GIS and Location-Based Services. In Bo Huang, Thomas J. Cova, and Ming-Hsiang Tsou et al.(Eds): Comprehensive Geographic Information Systems, Elsevier. Oxford, UK.

Song Gao. (2017) Big Geo-Data. In Laurie A. Schintler and Connie L. McNeely (Eds): Encyclopedia of Big Data, Springer. DOI:10.1007/978-3-319-32001-4_492-1.

Song Gao. (2017) Spatial Scientometrics. In Laurie A. Schintler and Connie L. McNeely (Eds): Encyclopedia of Big Data, Springer.

Max J. Egenhofer, Keith C. Clarke, Song Gao, Teriitutea Quesnot, W. Randolph Franklin, Yuan May, Coleman David. (2016) Contributions of GIScience over the Past Twenty Years. In Harlan Onsrud and Werner Kuhn (Eds): Advancing Geographic Information Science: The Past and Next Twenty Years, GSDI Association Press, 9-34.

Song Gao. (2016) Spatiotemporal Autocorrelation Analysis for Pattern Recognition on Geospatial Big Data. In Harlan Onsrud and Werner Kuhn (Eds): Advancing Geographic Information Science: The Past and Next Twenty Years, GSDI Association Press, 273-280.

Song Gao, Ying Long. (2015) Finding Public Transportation Community Structure based on Large-Scale Smart Card Records in Beijing. In Ying Long and Zhenjiang Shen (Eds), Geospatial Analysis to Support Urban Planning in Beijing, Springer GeoJournal Library (116), 155-167.

# Peer-reviewed Conference/Workshop Proceedings

Yuchen Zhang, Song Gao, Yiting Ju. Identifying Geographic Features through Map Interpretation: A Case Study of Craters Using Controlling Variables. In Proceedings of the 28th International Cartographic Conference (ICC 2017), Washington, DC, USA, July 2-7, 2017.

Song Gao, Sathya Prasad. Employing Spatial Analysis in Indoor Positioning and Tracking Using Wi-Fi Access Point. In Proceedings of 8th ACM SIGSPATIAL Workshop on Indoor Spatial Awareness (ISA 2016), Oct 31-Nov 3, 2016, Burlingame, California, USA. DOI: 10.1145/3005422.3005425.

Gengchen Mai, Krzysztof Janowicz, Yingjie Hu, Song Gao. ADCN: An Anisotropic Density-Based Clustering Algorithm. In Proceedings of the 24th International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL 2016), Oct 31-Nov 3, 2016, Burlingame, California, USA.

Song Gao, Krzysztof Janowicz, Dingwen Zhang. Designing a Map Legend Ontology For Searching Map Content. In conjunction with The 15th International Semantic Web Conference, In the Proceedings of the 7th Workshop on Ontology and Semantic Web Patterns (WOP 2016), Kobe, Japan, Oct.17-21, 2016

Song Gao, Rui Zhu, Gengchen Mai. Identifying Local Spatiotemporal Autocorrelation Patterns of Taxi Pick-ups and Drop-off. GIScience 2016, In the Short Paper Proceedings of the 9th International Conference on Geographic Information Science (pp.109--113), Montreal, Canada, Sep.27-Sep.30, 2016.

Song Gao, Yuan Zeng. Where to Meet: A Context-Based Geoprocessing Framework to Find Optimal Spatiotemporal Interaction Corridor for Multiple Moving Objects. AMD'16, In the GIScience 2016 Workshop on Analysis of Movement Data, Montreal, Canada, Sep.27, 2016.

Krzysztof Janowicz, Yingjie Hu, Grant McKenzie, Song Gao, Blake Regalia, Gengchen Mai, Rui Zhu, Benjamin Adams, Kerry Taylor. Moon Landing or Safari? A Study of Systematic Errors and their Causes in Geographic Linked Data. GIScience 2016, In the Proceedings of the 9th International Conference on Geographic Information Science, Montreal, Canada, Sep.27-Sep.30, 2016. DOI: 10.1007/978-3-319-45738-3_18.

Blake Regalia, Krzysztof Janowicz, Song Gao. VOLT: A Provenance-Producing, Transparent SPARQL Proxy for the On-Demand Computation of Linked Data and its Application to Spatiotemporally Dependent Data. In the Proceedings of the 13th Extended Semantic Web Conference(ESWC'16), Anissaras, Crete, Greece, May 29-June 2, 2016. DOI: 10.1007/978-3-319-34129-3_32.

Jae Hyun Lee, Song Gao, Konstadinos G. Goulias. Can Twitter data be used to validate travel demand models? Presentation for 95th Annual Transportation Research Board Meeting, Washington, D.C., January 10-14, 2016.

Yingjie Hu, Grant McKenzie, Krzysztof Janowicz, Song Gao. Mining Human-Place Interaction Patterns from Location-Based Social Networks to Enrich Place Categorization Systems. In the Workshop on Cognitive engineering for spatial information processes: From user interfaces to model-driven design at the Conference on Spatial Information Theory XII (COSIT'15), October 12, 2015, Santa Fe, New Mexico, USA.

Song Gao, Bo Yan, Li Gong, Blake Regalia, Yiting Ju, Yingjie Hu. Uncovering the Digital Divide and the Physical Divide in Senegal Using Mobile Phone Data. In the Proceedings of the 13th International Conference of GeoComputation (GeoComputation'15), Advances in Geocomputation, pp.143-151, May 20-23, 2015, Dallas, Texas, USA.

Li Gong, Song Gao, Grant McKenzie. POI Type Matching based on Culturally Different Datasets. In Proceedings of the International Conference on Location-based Social Media (ICLSM'15), Mar.13-14, 2015, Georgia, USA.

Yingjie Hu, Krzysztof Janowicz, Sathya Prasad, Song Gao. Enabling Semantic Search and Knowledge Discovery for ArcGIS Online: A Linked-Data-Driven Approach. In Proceedings of 18th AGILE International Conference on Geographic Information Science, June 9-12, 2015, Lisbon, Portugal. DOI: 10.1007/978-3-319-16787-9_7.

Song Gao, Jiue-An Yang, Bo Yan, Yingjie Hu, Krzysztof Janowicz, Grant McKenzie. Detecting Origin-Destination Mobility Flows From Geotagged Tweets in Greater Los Angeles Area. In Proceedings of the Eighth International Conference on Geographic Information Science (GIScience '14), Sep.24-26, 2014, Vienna, Austria.

Song Gao, Jiue-An Yang, Yingjie Hu, Krzysztof Janowicz, Bo Yan. TrajAnalyst: Matching Data to Trajectory Analysis Modules via a Conceptual Framework. In Proceedings of the Workshop on Analysis of Movement Data (AMD'14), Sep.23, 2014, Vienna, Austria.

Song Gao, Ying Long. Finding Public Transportation Community Structure based on Large-Scale Smart Card Records in Beijing. In Proceedings of the NSF Workshop on Big Data and Urban Informatics, Aug.11-12, 2014, Chicago, IL, USA.

Yaoli Wang, Song Gao. The Influence of Distance Decay Coefficient on Modularity-based Community Detection in Spatial Networks. In Proceedings of the NSF Workshop on Big Data and Urban Informatics, Aug.11-12, 2014, Chicago, IL, USA.

Yingjie Hu, Grant McKenzie, Jiue-An Yang, Song Gao, Amin Abdalla, Krzysztof Janowicz. A Linked-Data-Driven Web Portal for Learning Analytics: Data Enrichment, Interactive Visualization, and Knowledge Discovery. In Proceedings of the Workshops at the 2014 International Conference on Learning Analytics and Knowledge, Mar.24-28, 2014, Indianapolis, IN, USA.

Song Gao, Krzysztof Janowicz, Grant McKenzie, Linna Li. Towards Platial Joins and Buffers in Place-Based GIS. In ACM SIGSPATIAL COMP'13 (pp. 42-49), Nov. 5, 2013, Orlando, FL, USA. DOI: 10.1145/2534848.2534856.

Song Gao, Yingjie Hu, Krzysztof Janowicz, Grant McKenzie. A Spatiotemporal Scientometrics Framework for Exploring the Citation Impact of Publications and Scientists. In ACM SIGSPATIAL GIS 2013, Nov. 5-8, 2013, Orlando, FL, USA. DOI: 10.1145/2525314.2525368.

Song Gao, Michael F. Goodchild. Asking Spatial Questions to Identify GIS Functionality. In Proceedings of the 4th International Conference on Computing for Geospatial Research and Applications. July 22-24, 2013, San Jose, CA, USA. DOI: 10.1109/COMGEO.2013.18.

Song Gao, Hao Yu, Yong Gao, Yingle Sun. A Design of RESTful Style Digital Gazetteer Service in the Cloud Computing Environment. In Proceedings of 18th International Conference on Geoinformatics. June 18-20, 2010, Beijing, China. DOI:10.1109/GEOINFORMATICS.2010.5568111.

Chaogui Kang, Song Gao, Xing Lin, Yu Xiao, Yihong Yuan, Yu Liu, Xiujun Ma. Analyzing and Geo-visualizing Individual Human Mobility Patterns using Mobile Call Records. In Proceedings of 18th International Conference on Geoinformatics. June 18-20, 2010, Beijing, China. DOI: 10.1109/GEOINFORMATICS.2010.5567857.

Song Gao, Yu Liu, Xing Lin. Geo-Wiki: A Semantic Geographical Knowledge Wiki System. In Proceedings of 6th International Symposium on Digital Earth (ISDE6). Sept. 8-12, 2009, Beijing, China.

Song Gao, Tiechun Wang, Yue Zhao. Integrating SWAT and Xin'anjiang Model Based on ArcGIS Desktop. In Proceedings of 5th SWAT International Conference. Oct. 15-19, 2008, Beijing, China.

# Co-Organizers

Spatial Data on the Web (SDW16). In the 9th International Conference on Geographic Information Science, Montreal, Canada, Sep.27-Sep.30, 2016.

Human Dynamics Research Symposium:Visualization and Analytical Tool Development Session. In the Association of American Geographers (AAG) Annual Meeting, March 29-Apr. 2, 2016, San Francisco, CA, USA. Sponsored by Geographic Information Science and Systems Specialty Group, Spatial Analysis and Modeling Specialty Group, and Cyberinfrastructure Specialty Group.

Spatiotemporal Symposium:Emerging Topics in Data-driven Geography (1) and (2). In the Association of American Geographers (AAG) Annual Meeting, Apr. 21-25, 2015, Chicago, IL, USA. Sponsored by Geographic Information Science and Systems Specialty Group, Spatial Analysis and Modeling Specialty Group, and Cyberinfrastructure Specialty Group.


# Presentations

Poster presentation. GISpark: A Geospatial Distributed Computing Platform for Spatiotemporal Big Data. In American Geophysical Union (AGU) 2016 Fall Meeting, San Francisco, Dec.12-16, 2016.

Oral presentation. Spatiotemporal-Network Visualization for Exploring Human Movements and Interactions in Physical and Virtual Spaces. In NSF Workshop on Measuring and Analyzing Interactions among Mobile Entities UT-Austin, TX, Nov.9-10, 2016

Oral presentation. Employing Spatial Analysis in Indoor Positioning and Tracking Using Wi-Fi Access Point. In 8th ACM SIGSPATIAL Workshop on Indoor Spatial Awareness (ISA 2016), Oct 31-Nov 3, 2016, Burlingame, California, USA.

Oral presentation. Designing a Map Legend Ontology For Searching Map Content. In conjunction with The 15th International Semantic Web Conference, In the 7th Workshop on Ontology and Semantic Web Patterns (WOP 2016), Kobe, Japan, Oct.17-21, 2016.

Poster presentation. Identifying Local Spatiotemporal Autocorrelation Patterns of Taxi Pick-ups and Drop-off. GIScience 2016, In the 9th International Conference on Geographic Information Science, Montreal, Canada, Sep.27-Sep.30, 2016.

Oral presentation. Where to Meet: A Context-Based Geoprocessing Framework to Find Optimal Spatiotemporal Interaction Corridor for Multiple Moving Objects. AMD'16, In the GIScience 2016 Workshop on Analysis of Movement Data, Montreal, Canada, Sep.27, 2016.

Oral presentation. Song Gao, Krzysztof Janowicz, Michael F. Goodchild. Place-Based GIS: The Next Frontier of GIScience Research. In the Association of American Geographers (AAG) Annual Meeting, Apr. 21-25, 2015, Chicago, IL, USA.

Oral presentation. Song Gao. Spatio-Temporal Visual Analytics for Exploring Trajectory Patterns and Dynamic Spatial Interactions. In the 2014 AutoCarto International Symposium on Automated Cartography, Oct.5-8, 2014, Pittsburgh, PA, USA.

Oral presentation. Song Gao, Ying Long. Finding Public Transportation Community Structure based on Large-Scale Smart Card Records in Beijing. In the NSF Workshop on Big Data and Urban Informatics, Aug.11-12, 2014, Chicago, IL, USA.

Oral presentation. Yaoli Wang, Song Gao. The Influence of Distance Decay Coefficient on Modularity-based Community Detection in Spatial Networks. In the NSF Workshop on Big Data and Urban Informatics, Aug.11-12, 2014, Chicago, IL, USA.

Oral presentation. Song Gao. Spatial Questions Collected from the GIS HelpDesk at spatial@ucsb. In Spatial Lighting Talks'14, Feb. 25, 2014, Santa Barbara, CA, USA.

Invited oral presentation, Song Gao. The Frontier of GIScience Research. In Beijing Normal University, Dec. 17, 2013, Beijing, China.

Two oral presentations. In 21st ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, Nov.5-8, 2013, Orlando, FL, USA.

Oral presentation. Song Gao, Linna Li, Michael F. Goodchild. A Scalable Geoprocessing Workflow for Big Geo-Data Analysis and Optimized Geospatial Feature Conflation based on Hadoop. In NSF CyberGIS AHM'13, Sept. 15-17, 2013, Seattle, WA, USA.

Poster presentation. In 2013 National Geospatial-Intelligence Agency (NGA) Academic Research Program (NARP) Symposium and Workshops, Sept. 10-12, 2013, Washington D.C., USA.

Oral presentation. In COM.Geo 2013, July 22-24, 2013, San Jose, CA, USA.

Oral presentation. In the 33rd Esri International User Conference, July 8-12, 2013, San Diego, CA, USA.

Three poster presentations (see 'Work'). The Visualization of Spatial Data. In Spatial@UCSB.Local'13, June 6, 2013, Santa Barbara, CA, USA.

Oral presentation. Song Gao. Spatio-temporal patterns from mobile phone data. In Spatial Lighting Talks'13, Feb. 27, 2013, Santa Barbara, CA, USA.

Oral presentation. Song Gao, Xiujun Ma, Yu Liu, Michael F. Goodchild. Spatial community detection and urban structure analysis from mobile phone data. In the Association of American Geographers (AAG) Annual Meeting, Apr. 9-13, 2013, Los Angeles, CA, USA.

Oral presentation. Song Gao. Research on Urban Street Network Centrality and Traffic Flow Based on GPS-enabled Taxi Trajectory (Best Paper Award). In the 2nd National RS&GIS Graduate Students Academic Forum, Sept. 17-18, 2011, Beijing, China.

Oral presentation. In the 18th International Conference on Geoinformatics, June 18-20, 2010, Beijing, China.

Poster presentation. In the 6th International Symposium on Digital Earth, Sept. 8-12, 2009, Beijing, China.

Scholarships, Honors and Awards

2017 The 'Young Researcher Award' in GIScience selected by The Austrian Academy of Sciences

2017 International Cartographic Association (ICA) Scholarship

2016 NSF Travel Grant for the Workshop on Measuring and Analyzing Interactions among Mobile Entities at UT-Austin, TX, Nov.9-10, 2016

2016 NSF Travel Grant for ACM SIGSPATIAL GIS, San Francisco, CA, Oct.31-Nov.2, 2016

2016 Travel Grant for The Ninth International Conference on Geographic Information Science (GIScience'16), Montreal, Canada, Sept.27-30, 2016

2016-2017 UCSB Graduate Division Dissertation Fellowship

2016 Finalist in AAG Geographic Information Science and Systems Specialty Group Honors Student Paper Competition

2015-2016 National Award for Outstanding Chinese PhD Students Study Abroad

2015 Travel Grant for Twenty-Year Anniversary of the International Early Career Scholars Institutes in GIScience -- Vespucci Institute, Bar Harbor, Maine

2015 NSF Travel Grant for the 13th International Conference of GeoComputation, Dallas, Texas, USA

2015 Third place in the Esri Intern Weekend of Innovation Hackathon

2015 Chinese-American Engineers and Scientists Association of Southern California (CESASC) Scholarship

2014 The Jack & Laura Dangermond Graduate Fellowship

2014 UCSB Geography Excellence in Research Award

2014 The Cartography and Geographic Information Society (CaGIS) Doctoral Scholarship Award

2014 Jack Dangermond Student Travel Grants for GIScience'14, Vienna, Austria

2014 NSF Fellowship for the 10th Reasoning Web Summer School & the 8th International Conference On Web Reasoning And Rule Systems, Athens, Greece

2014 NSF Travel Grant for the International Workshop on Big Data and Urban Informatics, Aug.11-12, 2014, Chicago, IL, USA

2014 Second prize award for Learning Analytics and Knowledge Data Challenge

2013 NSF Travel Grant for ACM SIGSPATIAL GIS, Orlando, FL

2013 CyberGIS All-Hands Meeting NSF Travel Award, Seattle, WA

2013 Second Prize in the Robert Raskin Mashup Mapping Competition

2013 AAG International Geographic Information Fund Student Grants

2013 Jack Dangermond Student Travel Grants for Spring 2013, Fall 2013

2012 Outstanding Graduate Awards of Peking University

2012 "Wusi Medal" Outstanding Student Awards at Peking University

2012 The Youth Scientist Competition Award at Peking University

2009-2012 Academic Scholarships at Peking University

2011 Best Paper Award In the 2nd National RS&GIS Graduate Students Academic Forum

2011 First Prize in the Esri GIS Web Application Development Contest

2009 Outstanding Graduate Awards of Beijing Normal University

2009 First Prize in the Esri GIS Software Application Development Contest

2008 "Top10" Outstanding Undergraduate Awards at Beijing Normal University

2008 One of the Torch Bearers for the 29th Beijing Olympic Games

2006 Excellent Student Leadership Grants of Beijing Normal University

2006-2008 National Fellowships for Outstanding Undergraduates

Teaching Experience

2017 Winter Teaching Assistant at UCSB Geography, GEOG 176B: Technical GIS

2016 Fall Teaching Assistant at UCSB Bren School of Enrivonmental Science and Management, ESM 224: Sustainable Watershed Quality Management

2016 Summer Course Lecturer at UCSB Geography, GEOG 176A: Intro to GIS

2016 Spring Course Lecturer at UCSB Earth Science, EARTH 176: Geological Application of GIS

2015-2016 Guest Lecturer for GEOG 199: Undergraduate Independent Studies

2014-2016 Guest Lecturer for GEOG 176C: GIS Design and Applications

2013 Summer Teaching Assistant at UCSB Geography, GEOG 176A: Intro to GIS

2011 Fall Teaching Assistant at the School of Urban Planning, Peking University, Integrated Application of Remote Sensing and Geographic Information System

2010 Fall Teaching Assistant at the Institute of RS and GIS, Peking University, Spatial Data Structure and Database

2009 Fall Teaching Assistant at the Institute of RS and GIS, Peking University, Introduction to Computing

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