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133
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WAIM
2010
Springer
15 years 28 days ago
CW2I: Community Data Indexing for Complex Query Processing
The increasing popularity of Community Web Management Systems (CWMSs) calls for tailor-made data management approaches for them. Still, existing CWMSs have mostly focused on simple...
Mei Hui, Panagiotis Karras, Beng Chin Ooi
133
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ECCC
2011
202views ECommerce» more  ECCC 2011»
14 years 9 months ago
New strong direct product results in communication complexity
We show two new direct product results in two different models of communication complexity. Our first result is in the model of one-way public-coin model. Let f ⊆ X × Y × Z ...
Rahul Jain
AIPS
2007
15 years 4 months ago
On the Hardness of Planning Problems with Simple Causal Graphs
We present three new complexity results for classes of planning problems with simple causal graphs. First, we describe a polynomial time algorithm that uses macros to generate pla...
Omer Giménez, Anders Jonsson
108
Voted
FOCS
2005
IEEE
15 years 8 months ago
Hardness of Approximating the Closest Vector Problem with Pre-Processing
d Abstract] Mikhail Alekhnovich ∗ Subhash A. Khot † Guy Kindler ‡ Nisheeth K. Vishnoi § We show that, unless NP⊆DTIME(2poly log(n) ), the closest vector problem with pre-...
Mikhail Alekhnovich, Subhash Khot, Guy Kindler, Ni...
120
Voted
ICCS
2003
Springer
15 years 7 months ago
Towards Biomedical Problem Solving in a Game Environment
Biomedical systems involve complex interactions between diverse components. Problem solving in such systems requires insight, i.e. the capability to make non-obvious connections. I...
Yang Cai 0002, Ingo Snel, B. Suman Bharathi, Cleme...