Sciweavers

732 search results - page 51 / 147
» Querying Multimedia Data Sources and Databases
Sort
View
SIGMOD
2007
ACM
91views Database» more  SIGMOD 2007»
14 years 11 months ago
Indexing dataspaces
Dataspaces are collections of heterogeneous and partially unstructured data. Unlike data-integration systems that also offer uniform access to heterogeneous data sources, dataspac...
Xin Dong, Alon Y. Halevy
SIGMOD
2011
ACM
221views Database» more  SIGMOD 2011»
13 years 1 months ago
Scalable query rewriting: a graph-based approach
In this paper we consider the problem of answering queries using views, which is important for data integration, query optimization, and data warehouses. We consider its simplest ...
George Konstantinidis, José Luis Ambite
SIGMOD
1998
ACM
142views Database» more  SIGMOD 1998»
14 years 3 months ago
Dimensionality Reduction for Similarity Searching in Dynamic Databases
Databases are increasingly being used to store multi-media objects such as maps, images, audio and video. Storage and retrieval of these objects is accomplished using multi-dimens...
Kothuri Venkata Ravi Kanth, Divyakant Agrawal, Amb...
COOPIS
1999
IEEE
14 years 3 months ago
Using Fagin's Algorithm for Merging Ranked Results in Multimedia Middleware
A distributed multimedia information system allows users to access data of different modalities, from different data sources, ranked by various combinationsof criteria. In [6], Fa...
Edward L. Wimmers, Laura M. Haas, Mary Tork Roth, ...
BMCBI
2010
112views more  BMCBI 2010»
13 years 11 months ago
TabSQL: a MySQL tool to facilitate mapping user data to public databases
Background: With advances in high-throughput genomics and proteomics, it is challenging for biologists to deal with large data files and to map their data to annotations in public...
Xiaoqin Xia, Michael McClelland, Yipeng Wang