Sciweavers

EMNLP
2011
13 years 5 days ago
Syntax-Based Grammaticality Improvement using CCG and Guided Search
Machine-produced text often lacks grammaticality and fluency. This paper studies grammaticality improvement using a syntax-based algorithm based on CCG. The goal of the search pr...
Yue Zhang 0004, Stephen Clark
PVLDB
2008
174views more  PVLDB 2008»
13 years 12 months ago
Relaxation in text search using taxonomies
In this paper we propose a novel document retrieval model in which text queries are augmented with multi-dimensional taxonomy restrictions. These restrictions may be relaxed at a ...
Marcus Fontoura, Vanja Josifovski, Ravi Kumar, Chr...
CI
1998
78views more  CI 1998»
14 years 4 days ago
Pattern Databases
A pattern database is a lookup table that stores an exact evaluation function for a relaxed search problem, which provides an admissible heuristic for the original search problem....
Joseph C. Culberson, Jonathan Schaeffer
CORR
2010
Springer
141views Education» more  CORR 2010»
14 years 16 days ago
The Equivalence of Sampling and Searching
In a sampling problem, we are given an input x {0, 1} n , and asked to sample approximately from a probability distribution Dx over poly (n)-bit strings. In a search problem, we ...
Scott Aaronson
ATAL
2003
Springer
14 years 5 months ago
Trade of a problem-solving task
This paper focuses on a task allocation problem, particularly in cases where the task is to find a solution to a search problem or a constraint satisfaction problem. If the searc...
Shigeo Matsubara
IBERAMIA
2004
Springer
14 years 5 months ago
Constrainedness and Redundancy by Constraint Ordering
Abstract. In constraint satisfaction, a general rule is to tackle the hardest part of a search problem first. In this paper, we introduce a parameter (τ) that measures the constr...
Miguel A. Salido, Federico Barber
AIMSA
2004
Springer
14 years 5 months ago
Exploiting the Constrainedness in Constraint Satisfaction Problems
Nowadays, many real problem in Artificial Intelligence can be modeled as constraint satisfaction problems (CSPs). A general rule in constraint satisfaction is to tackle the hardes...
Miguel A. Salido, Federico Barber