News

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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Megacities through the Lens of Social Media

Mar 22 2016

Megacities, which can be roughly defined as cities with a population of over 10 million people are on the increase due to ongoing urbanization trends. The United Nations notes that since the 1970’s the number of megacities has more than tripled (from 8 to 34), and is expected to further double until 2050 (to exceed […]

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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.

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