Sciweavers

6746 search results - page 25 / 1350
» Multimodal Database Query
Sort
View
DEXAW
2007
IEEE
141views Database» more  DEXAW 2007»
15 years 3 months ago
SWARD: Semantic Web Abridged Relational Databases
The semantic web represents meta-data as a relation of triples using the RDF data model. We have developed a virtual repository system that enables to process queries to RDF views...
Johan Petrini, Tore Risch
ICDE
2006
IEEE
213views Database» more  ICDE 2006»
15 years 3 months ago
Optimization of Complex Nested Queries in Relational Databases
Due to the flexible structures of SQL, no general approach works efficiently for all kinds of queries. Some special kinds of queries can be further optimized for better performa...
Bin Cao
ICMCS
2009
IEEE
108views Multimedia» more  ICMCS 2009»
14 years 7 months ago
Multimodal data communication for human-robot interactions
In this paper, the development of a framework based on the Realtime Database (RTDB) for processing multimodal data is presented. This framework allows readily integration of input...
Frank Wallhoff, Tobias Rehrl, Jürgen Gast, Al...
SIGMOD
2002
ACM
172views Database» more  SIGMOD 2002»
15 years 9 months ago
Automating physical database design in a parallel database
Physical database design is important for query performance in a shared-nothing parallel database system, in which data is horizontally partitioned among multiple independent node...
Jun Rao, Chun Zhang, Nimrod Megiddo, Guy M. Lohman
PODS
2004
ACM
131views Database» more  PODS 2004»
15 years 9 months ago
On the Decidability of Containment of Recursive Datalog Queries - Preliminary report
The problem of deciding query containment has important applications in classical query optimization and heterogeneous database systems. Query containment is undecidable for unres...
Piero A. Bonatti