254 search results - page 29 / 51 » Perspectives on ontology-based querying |
CIKM
2010
Springer
13 years 5 months ago
2010
Springer
Cloud security issues have recently gained traction in the research community, with much of the focus primarily concentrated on securing the operating systems and virtual machines...
MM
2010
ACM
13 years 7 months ago
2010
ACM
The major scientific problem for content-based video retrieval is the semantic gap. Generally speaking, there are two appropriate ways to bridge the semantic gap: the first one is...
SDM
2012
SIAM
11 years 10 months ago
2012
SIAM
To reveal information hiding in link space of bibliographical networks, link analysis has been studied from different perspectives in recent years. In this paper, we address a no...
SIGIR
2009
ACM
14 years 2 months ago
2009
ACM
Pseudo-relevance feedback (PRF) via query-expansion has been proven to be effective in many information retrieval (IR) tasks. In most existing work, the top-ranked documents from...
SIGMOD
2011
ACM
12 years 10 months ago
2011
ACM
The emergence of Web 2.0 has resulted in a huge amount of heterogeneous data that are contributed by a large number of users, engendering new challenges for data management and qu...