Social networks such as Facebook, LinkedIn and Twitter play an increasingly central role in our lives. Centrality is also an important concept in the theory of social networks. Centrality of an individual, called a "node" ...
Computer Sciences
Feb 26, 2015
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Bluetooth technology is the most widespread standard wireless communication. One of its applications is the creation of electronic sensor networks.
Telecom
Nov 26, 2014
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Computer scientists are constantly searching for ways to squeeze ever more bandwidth from communications networks.
Computer Sciences
Dec 23, 2013
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(Phys.org) —A persistent problem for mathematicians trying to understand the structures of networks – in datasets representing relationships among everything from galaxies to people – is community detection: finding ...
Computer Sciences
Nov 27, 2013
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(Phys.org) —Advances in computer storage have created collections of data so huge that researchers often have trouble uncovering critical patterns in connections among individual items, making it difficult for them to realize ...
Computer Sciences
Oct 29, 2013
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A team of researchers from the UPNA-Public University of Navarre is leading the ENEIDA project, due to end this year and which aims to tackle the technological changes needed to create more energy-efficient and more environmentally-friendly ...
Engineering
Mar 14, 2013
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In his State of the Union address this month, President Obama named hackers and "cyber-attacks" as amongst the greatest economic and national security threats to the United States. The President has a point; earlier this ...
Internet
Mar 12, 2013
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Males of the Japanese tree frog have learnt not to use their calls at the same time so that the females can distinguish between them. Scientists at the Polytechnic University of Catalonia have used this form of calling behaviour ...
Computer Sciences
Jul 17, 2012
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Multi-hop wireless networks can provide data access for large and unconventional spaces, but they have long faced significant limits on the amount of data they can transmit. Now researchers from North Carolina State University ...
Telecom
Apr 19, 2012
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0
(PhysOrg.com) -- Traffic tunnels are often built in some of the most rugged and remote areas, which subjects them to extreme environmental forces while making them difficult to access. Ideally, the structural health of tunnels ...
