Sciweavers

W3C
1998
13 years 6 months ago
Query Languages Workshop Position Paper
This paper discusses the use of XML in conjunction with a variety of repositories and database systems, and outlines some of the requirements for an effective query language. Many...
Noah Mendelsohn
EDBT
2009
ACM
92views Database» more  EDBT 2009»
13 years 8 months ago
Efficient skyline computation in metric space
Given a set of n query points in a general metric space, a metricspace skyline (MSS) query asks what are the closest points to all these query points in the database. Here, consid...
David Fuhry, Ruoming Jin, Donghui Zhang
ISAAC
2004
Springer
88views Algorithms» more  ISAAC 2004»
13 years 10 months ago
On the Range Maximum-Sum Segment Query Problem
The range minimum query problem, RMQ for short, is to preprocess a sequence of real numbers A[1 . . . n] for subsequent queries of the form: “Given indices i, j, what is the ind...
Kuan-Yu Chen, Kun-Mao Chao
KDD
2004
ACM
139views Data Mining» more  KDD 2004»
14 years 5 months ago
Machine learning for online query relaxation
In this paper we provide a fast, data-driven solution to the failing query problem: given a query that returns an empty answer, how can one relax the query's constraints so t...
Ion Muslea
GIS
2006
ACM
14 years 5 months ago
Exploiting a page-level upper bound for multi-type nearest neighbor queries
Given a query point and a collection of spatial features, a multi-type nearest neighbor (MTNN) query finds the shortest tour for the query point such that only one instance of eac...
Xiaobin Ma, Shashi Shekhar, Hui Xiong, Pusheng Zha...