Sciweavers

641 search results - page 43 / 129
» Temporal Queries in OLAP
Sort
View
SIGIR
2011
ACM
14 years 6 months ago
Faster temporal range queries over versioned text
Versioned textual collections are collections that retain multiple versions of a document as it evolves over time. Important large-scale examples are Wikipedia and the web collect...
Jinru He, Torsten Suel
EDBT
2010
ACM
144views Database» more  EDBT 2010»
15 years 7 months ago
Timely YAGO: harvesting, querying, and visualizing temporal knowledge from Wikipedia
Recent progress in information extraction has shown how to automatically build large ontologies from high-quality sources like Wikipedia. But knowledge evolves over time; facts ha...
Yafang Wang, Mingjie Zhu, Lizhen Qu, Marc Spaniol,...
MEDINFO
2007
116views Healthcare» more  MEDINFO 2007»
15 years 5 months ago
Knowledge-Level Querying of Temporal Patterns in Clinical Research Systems
Managing time-stamped data is essential to clinical research activities and often requires the use of considerable domain knowledge, which is difficult to support within database ...
Martin J. O'Connor, Ravi D. Shankar, David B. Parr...
ECCB
2008
IEEE
15 years 4 months ago
Temporal logic patterns for querying dynamic models of cellular interaction networks
Abstract: Models of the dynamics of cellular interaction networks have become increasingly larger in recent years. Formal verification based on model checking provides a powerful t...
Pedro T. Monteiro, Delphine Ropers, Radu Mateescu,...
GEOS
2007
Springer
15 years 10 months ago
Supporting Complex Thematic, Spatial and Temporal Queries over Semantic Web Data
Spatial and temporal data are critical components in many applications. This is especially true in analytical domains such as national security and criminal investigation. Often, t...
Matthew Perry, Amit P. Sheth, Farshad Hakimpour, P...