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» SNPs Problems, Complexity, and Algorithms
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STOC
2010
ACM
295views Algorithms» more  STOC 2010»
14 years 10 days ago
Approximation Schemes for Steiner Forest on Planar Graphs and Graphs of Bounded Treewidth
We give the first polynomial-time approximation scheme (PTAS) for the Steiner forest problem on planar graphs and, more generally, on graphs of bounded genus. As a first step, w...
MohammadHossein Bateni, MohammadTaghi Hajiaghayi a...
SPAA
2010
ACM
14 years 9 days ago
Securing every bit: authenticated broadcast in radio networks
This paper studies non-cryptographic authenticated broadcast in radio networks subject to malicious failures. We introduce two protocols that address this problem. The first, Nei...
Dan Alistarh, Seth Gilbert, Rachid Guerraoui, Zark...
GECCO
2010
Springer
191views Optimization» more  GECCO 2010»
14 years 8 days ago
Initialization parameter sweep in ATHENA: optimizing neural networks for detecting gene-gene interactions in the presence of sma
Recent advances in genotyping technology have led to the generation of an enormous quantity of genetic data. Traditional methods of statistical analysis have proved insufficient i...
Emily Rose Holzinger, Carrie C. Buchanan, Scott M....
ICALP
2010
Springer
14 years 8 days ago
Testing Non-uniform k-Wise Independent Distributions over Product Spaces
A discrete distribution D over Σ1 × · · · × Σn is called (non-uniform) k-wise independent if for any set of k indexes {i1, . . . , ik} and for any z1 ∈ Σi1 , . . . , zk ...
Ronitt Rubinfeld, Ning Xie
SACMAT
2009
ACM
14 years 4 days ago
A formal framework to elicit roles with business meaning in RBAC systems
The role-based access control (RBAC) model has proven to be cost effective to reduce the complexity and costs of access permission management. To maximize the advantages offered...
Alessandro Colantonio, Roberto Di Pietro, Alberto ...