Sciweavers

5284 search results - page 928 / 1057
» Ontologizing Semantic Relations
Sort
View
SIGMOD
2007
ACM
160views Database» more  SIGMOD 2007»
16 years 6 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 6 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
PEPM
2009
ACM
16 years 3 months ago
Bidirectional data-flow analyses, type-systematically
We show that a wide class of bidirectional data-flow analyses and program optimizations based on them admit declarative descriptions in the form of type systems. The salient feat...
Maria João Frade, Ando Saabas, Tarmo Uustal...
MM
2009
ACM
156views Multimedia» more  MM 2009»
16 years 27 days ago
Understanding near-duplicate videos: a user-centric approach
Popular content in video sharing web sites (e.g., YouTube) is usually duplicated. Most scholars define near-duplicate video clips (NDVC) based on non-semantic features (e.g., di...
Mauro Cherubini, Rodrigo de Oliveira, Nuria Oliver
NSPW
2006
ACM
16 years 10 days ago
E-Prime for security: a new security paradigm
This paper details a true and striking paradigm shift: the use of E-Prime for (at least) user-centered security, organizational/enterprise security policies and informal security ...
Steven J. Greenwald