Sciweavers

3836 search results - page 290 / 768
» Semantics of Database Transformations
Sort
View
ICDE
1999
IEEE
117views Database» more  ICDE 1999»
16 years 6 months ago
Semantic Brokering over Dynamic Heterogeneous Data Sources in InfoSleuth
InfoSleuth1is an agent-based system for information discovery and retrieval in a dynamic, open environment. This paper discusses InfoSleuth's multibroker design and implement...
Marian H. Nodine, William Bohrer, Anne H. H. Ngu
ICPR
2008
IEEE
16 years 6 months ago
Visual features with semantic combination using Bayesian network for a more effective image retrieval
In many vision problems, instead of having fully annotated training data, it is easier to obtain just a subset of data with annotations, because it is less restrictive for the use...
Sabine Barrat, Salvatore Tabbone
KDD
2008
ACM
244views Data Mining» more  KDD 2008»
16 years 5 months ago
Probabilistic latent semantic visualization: topic model for visualizing documents
We propose a visualization method based on a topic model for discrete data such as documents. Unlike conventional visualization methods based on pairwise distances such as multi-d...
Tomoharu Iwata, Takeshi Yamada, Naonori Ueda
SIGMOD
2003
ACM
141views Database» more  SIGMOD 2003»
16 years 5 months ago
QC-Trees: An Efficient Summary Structure for Semantic OLAP
Recently, a technique called quotient cube was proposed as a summary structure for a data cube that preserves its semantics, with applications for online exploration and visualiza...
Laks V. S. Lakshmanan, Jian Pei, Yan Zhao
ODBIS
2007
Springer
115views Database» more  ODBIS 2007»
15 years 11 months ago
On the Synthetic Generation of Semantic Web Schemas
In order to cope with the expected size of the Semantic Web (SW) in the coming years, we need to benchmark existing SW tools (e.g., query language interpreters) in a credible manne...
Yannis Theoharis, George Georgakopoulos, Vassilis ...