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157
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WSDM
2012
ACM
14 years 1 days ago
2012
ACM
We study the problem of correlating micro-blogging activity with stock-market events, defined as changes in the price and traded volume of stocks. Specifically, we collect messa...
131
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MOBICOM
2009
ACM
15 years 11 months ago
2009
ACM
This paper presents the design challenges posed by a new class of ultra-low-power devices referred to as Energy-Harvesting Active Networked Tags (EnHANTs). EnHANTs are small, fle...
155
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CDC
2009
IEEE
15 years 9 months ago
2009
IEEE
— We consider the problem of determining the existence of known constant signals over a set of sites, given noisy measurements obtained by a team of active sensors that can switc...
150
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SECON
2010
IEEE
15 years 2 months ago
2010
IEEE
Abstract--With the convergence of ultra-low-power communications and energy-harvesting technologies, networking selfsustainable ubiquitous devices is becoming feasible. Hence, we h...
174
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ASPLOS
2011
ACM
14 years 8 months ago
2011
ACM
Main memory is responsible for a large and increasing fraction of the energy consumed by servers. Prior work has focused on exploiting DRAM low-power states to conserve energy. Ho...