Sciweavers

481 search results - page 93 / 97
» Approximate XML Query Answers
Sort
View
TKDE
2008
133views more  TKDE 2008»
13 years 7 months ago
Streaming Time Series Summarization Using User-Defined Amnesic Functions
The past decade has seen a wealth of research on time series representations, because the manipulation, storage, and indexing of large volumes of raw time series data is impractica...
Themis Palpanas, Michail Vlachos, Eamonn J. Keogh,...
DOLAP
2003
ACM
14 years 28 days ago
Spatial hierarchy and OLAP-favored search in spatial data warehouse
Data warehouse and Online Analytical Processing(OLAP) play a key role in business intelligent systems. With the increasing amount of spatial data stored in business database, how ...
Fangyan Rao, Long Zhang, Xiulan Yu, Ying Li, Ying ...
STOC
2002
ACM
144views Algorithms» more  STOC 2002»
14 years 8 months ago
Improved decremental algorithms for maintaining transitive closure and all-pairs shortest paths
We present improved algorithms for maintaining transitive closure and all-pairs shortest paths/distances in a digraph under deletion of edges. For the problem of transitive closur...
Surender Baswana, Ramesh Hariharan, Sandeep Sen
SWAP
2008
13 years 9 months ago
A Note on the Evaluation of Inductive Concept Classification Procedures
Abstract. The limitations of deductive logic-based approaches at deriving operational knowledge from ontologies may be overcome by inductive (instancebased) methods, which are usua...
Claudia d'Amato, Nicola Fanizzi, Floriana Esposito
ICDE
2009
IEEE
216views Database» more  ICDE 2009»
13 years 5 months ago
Continuous Subgraph Pattern Search over Graph Streams
Search over graph databases has attracted much attention recently due to its usefulness in many fields, such as the analysis of chemical compounds, intrusion detection in network t...
Changliang Wang, Lei Chen 0002