Sciweavers

1679 search results - page 74 / 336
» Pointcuts as Functional Queries
Sort
View
92
Voted
APWEB
2007
Springer
15 years 7 months ago
Untyped XQuery Canonization
XQuery is a powerful language defined by the W3C to query XML documents. Its query functionalities and its expressiveness satisfy the major needs of both the database community an...
Nicolas Travers, Tuyet-Tram Dang-Ngoc, Tianxiao Li...
ISCI
2007
105views more  ISCI 2007»
15 years 21 days ago
Cost modeling of spatial operators using non-parametric regression
In an object-relational database management system, a query optimizer requires users to provide cost models of userdefined functions. The traditional approach is analytical, that...
Songtao Jiang, Byung Suk Lee, Zhen He
104
Voted
CORR
2010
Springer
124views Education» more  CORR 2010»
14 years 10 months ago
Property Testing via Set-Theoretic Operations
: Given two testable properties P1 and P2, under what conditions are the union, intersection or set-difference of these two properties also testable? We initiate a systematic study...
Victor Chen, Madhu Sudan, Ning Xie
TKDE
2012
312views Formal Methods» more  TKDE 2012»
13 years 3 months ago
Efficient Fuzzy Type-Ahead Search in XML Data
—In a traditional keyword-search system over XML data, a user composes a keyword query, submits it to the system, and retrieves relevant answers. In the case where the user has l...
Jianhua Feng, Guoliang Li
ADBIS
2005
Springer
100views Database» more  ADBIS 2005»
15 years 6 months ago
Evolutionary Learning of Boolean Queries by Genetic Programming
Abstract. The performance of an information retrieval system is usually measured in terms of two different criteria, precision and recall. This way, the optimization of any of its...
Suhail S. J. Owais, Pavel Krömer, Václ...