522 search results - page 50 / 105 » Answering Aggregation Queries in a Secure System Model |
SSDBM
2008
IEEE
14 years 2 months ago
2008
IEEE
We propose an automatic method for modeling a relational database that uses SQL triggers and foreign-keys to efficiently answer positive semantic queries about ground instances for...
IPAW
2010
13 years 5 months ago
2010
Data provenance graphs are form of metadata that can be used to establish a variety of properties of data products that undergo sequences of transformations, typically specified as...
WWW
2003
ACM
14 years 8 months ago
2003
ACM
This paper presents the notion of Semantic Associations as complex relationships between resource entities. These relationships capture both a connectivity of entities as well as ...
IUI
2006
ACM
14 years 1 months ago
2006
ACM
Question answering (QA) systems take users’ natural language questions and retrieve relevant answers from large repositories of free texts. Despite recent progress in QA researc...
ICDCSW
2008
IEEE
14 years 2 months ago
2008
IEEE
Reputation and Trust-based Monitoring Systems (RTMSs) have provided a ubiquitous framework for secure Wireless Sensor Network (WSN) computing. Employing sensors for neighborhood m...