Sciweavers

2828 search results - page 529 / 566
» Multimedia information retrieval from recorded presentations
Sort
View
PODS
2006
ACM
216views Database» more  PODS 2006»
16 years 2 months ago
Cache-oblivious string B-trees
B-trees are the data structure of choice for maintaining searchable data on disk. However, B-trees perform suboptimally ? when keys are long or of variable length, ? when keys are...
Michael A. Bender, Martin Farach-Colton, Bradley C...
MOBIHOC
2006
ACM
16 years 1 months ago
Data storage placement in sensor networks
Data storage has become an important issue in sensor networks as a large amount of collected data need to be archived for future information retrieval. This paper introduces stora...
Bo Sheng, Qun Li, Weizhen Mao
EDBT
2009
ACM
118views Database» more  EDBT 2009»
15 years 8 months ago
Flexible query answering on graph-modeled data
The largeness and the heterogeneity of most graph-modeled datasets in several database application areas make the query process a real challenge because of the lack of a complete ...
Federica Mandreoli, Riccardo Martoglia, Giorgio Vi...
AGILE
2009
Springer
253views GIS» more  AGILE 2009»
15 years 8 months ago
Identification of Practically Visible Spatial Objects in Natural Environments
Image retrieval of landscape photographs requires accurate annotation using multi-faceted descriptions relating to the subject and content of the photograph. The subject of such ph...
Martin Tomko, Friedjoff Trautwein, Ross S. Purves
CIKM
2009
Springer
15 years 8 months ago
Group-by skyline query processing in relational engines
The skyline operator was first proposed in 2001 for retrieving interesting tuples from a dataset. Since then, 100+ skyline-related papers have been published; however, we discove...
Ming-Hay Luk, Man Lung Yiu, Eric Lo