Sciweavers

517 search results - page 5 / 104
» Wide-Scale Data Stream Management
Sort
View
ICDE
2006
IEEE
146views Database» more  ICDE 2006»
14 years 1 months ago
Supporting Predicate-Window Queries in Data Stream Management Systems
The window query model is widely used in data stream management systems where the focus of a continuous query is limited to a set of the most recent tuples. In this dissertation, ...
Thanaa M. Ghanem
PVLDB
2008
216views more  PVLDB 2008»
13 years 6 months ago
Ad-hoc data processing in the cloud
Ad-hoc data processing has proven to be a critical paradigm for Internet companies processing large volumes of unstructured data. However, the emergence of cloud-based computing, ...
Dionysios Logothetis, Ken Yocum
PODS
2004
ACM
147views Database» more  PODS 2004»
14 years 7 months ago
Flexible Time Management in Data Stream Systems
Continuous queries in a Data Stream Management System (DSMS) rely on time as a basis for windows on streams and for defining a consistent semantics for multiple streams and updata...
Utkarsh Srivastava, Jennifer Widom
JHSN
2002
119views more  JHSN 2002»
13 years 7 months ago
On the efficacy of quality, frame rate, and buffer management for video streaming across best-effort networks
In this paper, we propose a mechanism that supports the high quality streaming and adaptation of stored, constant-quality video across best-effort networks. The difficulty in the d...
Wu-chi Feng
ICDE
2007
IEEE
149views Database» more  ICDE 2007»
14 years 9 months ago
Optimizing Timestamp Management in Data Stream Management Systems
It has long been recognized that multi-stream operators, such as union and join, often have to wait idly in a temporarily blocked state, as a result of skews between the timestamp...
Yijian Bai, Hetal Thakkar, Haixun Wang, Carlo Zani...