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Voted
PVLDB
2010
14 years 8 months ago
2010
We propose the k-representative regret minimization query (k-regret) as an operation to support multi-criteria decision making. Like top-k, the k-regret query assumes that users h...
CSR
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. We study structural properties of restricted width arithmetical circuits. It is shown that syntactically multilinear arithmetical circuits of constant width can be effici...
VLDB
1999
ACM
15 years 1 months ago
1999
ACM
We present an optimization method and algorithm designed for three objectives: physical data independence, semantic optimization, and generalized tableau minimization. The method ...
INFORMATICALT
1998
14 years 9 months ago
1998
Abstract. We study invertibility of big n × n matrices. There exists a number of algorithms, especially in mathematical statistics and numerical mathematics, requiring to invert s...
HASKELL
2008
ACM
14 years 10 months ago
2008
ACM
We present Haskell libraries that statically ensure the safe use of resources such as file handles. We statically prevent accessing an already closed handle or forgetting to clos...