Speeding algorithms by shrinking data

In computer science, the buzzword of the day is "big data." The proliferation of cheap, Internet-connected sensors—such as the GPS receivers, accelerometers and cameras in smartphones—has meant an explosion of information ...

Mapping the Twitterverse

(Phys.org) —What does your Twitter profile reveal about you? More than you know, according to Chris Weidemann. The GIST master's student has developed an application that follows geospatial footprints.

Geographers chart the 'next-generation digital Earth'

The world has gotten smaller and more accessible since applications like Google Earth became mainstream, says UC Santa Barbara Professor of Geography Michael Goodchild. However, there is still a long way to go, and there ...

Banana waste as a source of bioenergy

Researchers from the Agro-Energy Group at Universidad Politécnica de Madrid (UPM) have used geographic information systems to assess the potential use of the residual biomass of bananas produced in the province of El Oro ...

California seafloor mapping reveals hidden treasures

Science and technology have peeled back a veil of water just offshore of California, revealing the hidden seafloor in unprecedented detail. New imagery, specialized undersea maps, and a wealth of data from along the California ...

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