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MOBISYS
2010
ACM
15 years 6 days ago
2010
ACM
We investigate if WiFi access can be used to augment 3G capacity in mobile environments. We first conduct a detailed study of 3G and WiFi access from moving vehicles, in three dif...
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FSTTCS
2009
Springer
15 years 4 months ago
2009
Springer
We study the branching program complexity of the tree evaluation problem, introduced in [BCM+09a] as a candidate for separating NL from LogCFL. The input to the problem is a roote...
ISCA
2007
IEEE
15 years 4 months ago
2007
IEEE
Much like multi-storey buildings in densely packed metropolises, three-dimensional (3D) chip structures are envisioned as a viable solution to skyrocketing transistor densities an...
ECOOP
2010
Springer
15 years 2 months ago
2010
Springer
We reduce JavaScript to a core calculus structured as a small-step operational semantics. We present several peculiarities of the language and show that our calculus models them. W...
STOC
2009
ACM
15 years 10 months ago
2009
ACM
The low-rank matrix approximation problem involves finding of a rank k version of a m ? n matrix AAA, labeled AAAk, such that AAAk is as "close" as possible to the best ...