1832 search results - page 302 / 367 » Querying RDF Data Using A Multigraph-based Approach |
205
Voted
SIGMOD
2005
ACM
16 years 2 months ago
2005
ACM
In this paper, we study the evaluation of skyline queries with partially-ordered attributes. Because such attributes lack a total ordering, traditional index-based evaluation algo...
127
Voted
SIGMOD
1998
ACM
15 years 6 months ago
1998
ACM
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
124
Voted
INFOSCALE
2007
ACM
15 years 4 months ago
2007
ACM
We present a query-driven algorithm for the distributed indexing of large document collections within structured P2P networks. To cope with bandwidth consumption that has been ide...
210
click to vote
SIGMOD
2009
ACM
16 years 2 months ago
2009
ACM
Column-oriented database systems [19, 23] perform better than traditional row-oriented database systems on analytical workloads such as those found in decision support and busines...
140
Voted
PREMI
2005
Springer
15 years 8 months ago
2005
Springer
In the typical nonparametric approach to classification in instance-based learning and data mining, random data (the training set of patterns) are collected and used to design a d...