2298 search results - page 129 / 460 » Querying spatial patterns |
98
Voted
CSB
2004
IEEE
15 years 4 months ago
2004
IEEE
Feature selection and weighting are central problems in pattern recognition and instance-based learning. In this work, we discuss the challenges of constructing and weighting feat...
179
Voted
SIGMOD
2005
ACM
16 years 27 days ago
2005
ACM
Searching for all occurrences of a twig pattern in an XML document is an important operation in XML query processing. Recently a holistic method TwigStack [2] has been proposed. T...
83
Voted
WWW
2008
ACM
16 years 1 months ago
2008
ACM
In this paper, we formalize the problem of Basic Graph Pattern (BGP) optimization for SPARQL queries and main memory graph implementations of RDF data. We define and analyze the c...
81
Voted
ICALT
2010
IEEE
15 years 1 months ago
2010
IEEE
The objectives of this paper are to explore the characteristics of patterns of participation in social and gameplay spaces outside the classroom of 10 fifteen-year-olds engaging in...
104
Voted
CHI
2008
ACM
16 years 1 months ago
2008
ACM
Electronic Health Records (EHRs) and other temporal databases contain hidden patterns that reveal important cause-and-effect phenomena. Finding these patterns is a challenge when ...