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» On Sampled Semantics of Timed Systems
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SIGMOD
2007
ACM
160views Database» more  SIGMOD 2007»
16 years 5 months ago
Supporting ranking and clustering as generalized order-by and group-by
The Boolean semantics of SQL queries cannot adequately capture the "fuzzy" preferences and "soft" criteria required in non-traditional data retrieval applicati...
Chengkai Li, Min Wang, Lipyeow Lim, Haixun Wang, K...
SIGMOD
2005
ACM
119views Database» more  SIGMOD 2005»
16 years 5 months ago
Update-Pattern-Aware Modeling and Processing of Continuous Queries
A defining characteristic of continuous queries over on-line data streams, possibly bounded by sliding windows, is the potentially infinite and time-evolving nature of their input...
Lukasz Golab, M. Tamer Özsu
WWW
2010
ACM
15 years 12 months ago
Mind the data skew: distributed inferencing by speeddating in elastic regions
Semantic Web data exhibits very skewed frequency distributions among terms. Efficient large-scale distributed reasoning methods should maintain load-balance in the face of such hi...
Spyros Kotoulas, Eyal Oren, Frank van Harmelen
MM
2005
ACM
121views Multimedia» more  MM 2005»
15 years 10 months ago
Exploring media correlation and synchronization for navigated hypermedia documents
This paper is devoted to explore media correlation and media synchronization in a composite multimedia document, the so-called navigated hypermedia document in our language learni...
Kuo-Yu Liu, Herng-Yow Chen
149
Voted
CC
2009
Springer
15 years 9 months ago
Scheduling Tasks to Maximize Usage of Aggregate Variables in Place
Single-assignment languages with copy semantics have a very simple and approachable programming model. A na¨ıve implementation of the copy semantics that copies the result of eve...
Samah Abu-Mahmeed, Cheryl McCosh, Zoran Budimlic, ...