Sciweavers

2985 search results - page 303 / 597
» Indexing Distributed Complex Data for Complex Queries
Sort
View
ECIR
2007
Springer
15 years 8 months ago
Enhancing Expert Search Through Query Modeling
An expert finding is a very common task among enterprise search activities, while its usual retrieval performance is far from the quality of the Web search. Query modeling helps t...
Pavel Serdyukov, Sergey Chernov, Wolfgang Nejdl
SIGMOD
2009
ACM
202views Database» more  SIGMOD 2009»
16 years 7 months ago
ZStream: a cost-based query processor for adaptively detecting composite events
Composite (or Complex) event processing (CEP) systems search sequences of incoming events for occurrences of userspecified event patterns. Recently, they have gained more attentio...
Yuan Mei, Samuel Madden
183
Voted
STOC
2004
ACM
121views Algorithms» more  STOC 2004»
16 years 7 months ago
Lower bounds for dynamic connectivity
We prove an (lg n) cell-probe lower bound on maintaining connectivity in dynamic graphs, as well as a more general trade-off between updates and queries. Our bound holds even if t...
Mihai Patrascu, Erik D. Demaine
MKWI
2008
206views Business» more  MKWI 2008»
15 years 8 months ago
Service-Oriented Architecture: Introducing a Query Language
: Language offers human beings the ability to exchange information. Whether the information is understood or not depends on the structure, complexity and knowledge of the language....
Sebastian Günther, Claus Rautenstrauch, Niko ...
WWW
2005
ACM
16 years 7 months ago
Constructing extensible XQuery mappings
Constructing and maintaining semantic mappings are necessary but troublesome in data sharing systems. While most current work focuses on seeking automated techniques to solve this...
Gang Qian, Yisheng Dong