Accepting students for Fall 2017

Oct 3, 2016

Dr. McKenzie is currently accepting graduate students for the Fall of 2017. If you are interested in joining the team, the Center for Geospatial Information Science and the Department of Geographical Sciences at the University of Maryland, College Park, send us an email and fill out an...

GIScience 2016 in Montreal

Sep 27, 2016

Grant is currently at the Ninth International Conference on Geographic Information Science in Montreal, Quebec, Canada. If you are interested in the PTAL group, the Center for Geospatial Information Science or the University of Maryland, Department of Geographical Sciences, make sure to stop him... or just say 'hi.'

Grant is running the Spatial Data on the Web Workshop on Tuesday, moderating the 'Cognition and Place' session on...

"Things and Strings" accepted at EKAW 2016

Sep 7, 2016

Our paper titled "Things and Strings: Improving Place Name Disambiguation from Short Texts by Combining Entity Co-Occurrence with Topic Modeling" by Yiting Ju, Benjamin Adams, Krzysztof Janowicz, Yingjie Hu, Bo Yan and Grant McKenzie was accepted at the 20th International Conference on Knowledge Engineering and Knowledge Management (EKAW). This year EKAW will take place in Bologna, Italy. More on the paper below:

Place name disambiguation is the task of correctly...

Paper accepted at VOILA 2016 in Kobe, Japan

Aug 9, 2016

Our paper entitled "A Linked Data Driven Visual Interface for the Multi-Perspective Exploration of Data Across Repositories" was accepted at the Workshop on Visualization and Interaction for Ontologies and Linked Data (VOILA 2016) in conjunction with the International Semantic Web Conference (ISWC 2016). This paper was authored by Gengchen Mai, Krzysztof Janowicz, Yingjie Hu and Grant McKenzie.

More information on the workshop and papers at...


Jul 27, 2016


DEKDIV: Data Enrichment, Knowledge Discovery and Interactive Visualization Tool

A Linked-Data-driven Web portal for the field of learning analytics. The purpose of this portal is to allow users to browse Linked datasets, search for researchers, interact with dynamic visualizations, and perform in-depth analysis. Based on the provided datasets in Learning Analytics...

Citation Map

Jul 27, 2016


The citation Map is designed to visualize the spread of scientific ideas through space and time (i.e., How publications are cited by researchers in different countries over the years ). Mapping such geographic distributions can help discover the patterns of citations which may not be detected by simply looking at the numbers. The Citation Map has a lot of potential applications. It can...

POI Pulse

Jul 6, 2016


POI (Point of Interest) Pulse is an interactive application that shows the pulse of user behavior in the Greater Los Angeles area. Visualized through interaction with approximately 170,000 points of interest (e.g., Bars, Hospitals, Parks) rendered through over 12 million tiles, the map displays both typical activities patterns in the region as well as real-time social behavior.



Jul 6, 2016

Does this really work?