All Blog Posts

Geovisualization of Social Media

Mar 10 2017

In the recently released “The International Encyclopedia of Geography: People, the Earth, Environment, and Technology” we were asked to write a brief entry entitled “geovisualization of social media“. Below is a summary of  our chapter: The proliferation of social media over the last decade is presenting substantial computational challenges associated with the management, processing, analysis […]

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User-Generated Big Data and Urban Morphology

Nov 04 2016

Continuing our work with crowdsourcing and geosocial analysis we recently had a paper published in a special issue of the  Built Environment journal entitled “User-Generated Big Data and Urban Morphology.” The theme of the special issue is: “Big Data and the City” which was guest edited by Mike Batty and includes 12 papers.  To quote […]

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Crowdsourcing A Collective Sense of Place

Apr 06 2016

Following on with our GeoSocial Analysis work, we recently had a paper published in  PLOS ONE entitled “Crowdsourcing A Collective Sense of Place.” In the paper we discuss and showcase how one can take a quantitative approach to derive a collective sense of place from Twitter contributions and also from corresponding Wikipedia entries.To illustrate this […]

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Accuracy Of User-Contributed Image Tagging In Flickr: A Natural Disaster Case Study

Mar 29 2016

We recently received word that we had a paper accepted for the upcoming  2016 International Conference on Social Media and Society entitled “Accuracy Of User-Contributed Image Tagging In Flickr:  A Natural Disaster Case Study.” In the paper we assess the reliability of user-generated tags during a natural disaster event. Below you read the abstract of […]

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Demarcating New Boundaries: Mapping Virtual Polycentric Communities through Social Media Content

The proliferation of social media has led to the emergence of a new type of geospatial information that defies the conventions of authoritative or volunteered geographic information, yet can be harvested to reveal unique and dynamic information about people and their activities.