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BNCOD
2009
145views Database» more  BNCOD 2009»
15 years 5 months ago
Compacting XML Structures Using a Dynamic Labeling Scheme
Due to the growing popularity of XML as a data exchange and storage format, the need to develop efficient techniques for storing and querying XML documents has emerged. A common ap...
Ramez Alkhatib, Marc H. Scholl
EOR
2008
93views more  EOR 2008»
15 years 4 months ago
Approximate methods for convex minimization problems with series-parallel structure
Consider a problem of minimizing a separable, strictly convex, monotone and differentiable function on a convex polyhedron generated by a system of m linear inequalities. The probl...
Adi Ben-Israel, Genrikh Levin, Yuri Levin, Boris R...
DKE
2006
139views more  DKE 2006»
15 years 4 months ago
Information extraction from structured documents using k-testable tree automaton inference
Information extraction (IE) addresses the problem of extracting specific information from a collection of documents. Much of the previous work on IE from structured documents, suc...
Raymond Kosala, Hendrik Blockeel, Maurice Bruynoog...
SIAMSC
2008
127views more  SIAMSC 2008»
15 years 4 months ago
Fast (Structured) Newton Computations
Abstract. Many vector-valued functions, representing expensive computations, are also structured computations. In this case the calculation of the Newton step can be greatly accele...
Thomas F. Coleman, Wei Xu
SIGIR
2008
ACM
15 years 4 months ago
A general optimization framework for smoothing language models on graph structures
Recent work on language models for information retrieval has shown that smoothing language models is crucial for achieving good retrieval performance. Many different effective smo...
Qiaozhu Mei, Duo Zhang, ChengXiang Zhai