Sciweavers

198 search results - page 26 / 40
» Rate-based query optimization for streaming information sour...
Sort
View
CIKM
2010
Springer
13 years 6 months ago
Examining the information retrieval process from an inductive perspective
Term-weighting functions derived from various models of retrieval aim to model human notions of relevance more accurately. However, there is a lack of analysis of the sources of e...
Ronan Cummins, Mounia Lalmas, Colm O'Riordan
PVLDB
2010
134views more  PVLDB 2010»
13 years 6 months ago
High-Performance Dynamic Pattern Matching over Disordered Streams
Current pattern-detection proposals for streaming data recognize the need to move beyond a simple regular-expression model over strictly ordered input. We continue in this directi...
Badrish Chandramouli, Jonathan Goldstein, David Ma...
ER
2008
Springer
110views Database» more  ER 2008»
13 years 9 months ago
Conjunctive Query Containment under Access Limitations
Access limitations may occur when querying data sources over the web or heterogeneous data sources presented as relational tables: this happens, for instance, in Data Exchange and ...
Andrea Calì, Davide Martinenghi
IIHMSP
2006
IEEE
148views Multimedia» more  IIHMSP 2006»
14 years 1 months ago
R-D Optimized Frame-Layer Bit Allocation for H.264
— The frame-layer bit allocation problem for H.264 is studied in this work. We first impose a GOP (Group of Pictures) structure on the underlying H.264 video, and then develop a...
Do-Kyoung Kwon, Mei-Yin Shen, C. C. Jay Kuo
DAGM
2011
Springer
12 years 7 months ago
Multiple Instance Boosting for Face Recognition in Videos
For face recognition from video streams often cues such as transcripts, subtitles or on-screen text are available. This information could be very valuable for improving the recogni...
Paul Wohlhart, Martin Köstinger, Peter M. Rot...