617 search results - page 69 / 124 » Semantic queries in databases: problems and challenges |
WEBDB
2009
Springer
14 years 3 months ago
2009
Springer
Web archives play an important role in preserving our cultural heritage for future generations. When searching them, a serious problem arises from the fact that terminology evolve...
DPD
2010
13 years 6 months ago
2010
In distributed database systems, tables are frequently fragmented and replicated over a number of sites in order to reduce network communication costs. How to fragment, when to rep...
MIR
2003
ACM
14 years 2 months ago
2003
ACM
In a typical content-based image retrieval (CBIR) system, query results are a set of images sorted by feature similarities with respect to the query. However, images with high fea...
PCI
2005
Springer
14 years 2 months ago
2005
Springer
Abstract. The advances in wireless communications along with the exponential growth of transistors per integrated circuit lead to a rapid evolution of Wireless Sensor Devices (WSDs...
CORR
2010
Springer
13 years 9 months ago
2010
Springer
Sub-image search with high accuracy in natural images still remains a challenging problem. This paper proposes a new feature vector called profile for a keypoint in a bag of visual...