944 search results - page 174 / 189 » Heuristic Search for Large Problems With Real Costs |
EDBT
2009
ACM
15 years 4 months ago
2009
ACM
Materialized views (MV) can significantly improve the query performance of relational databases. In this paper, we consider MVs to optimize complex scenarios where many heterogen...
WWW
2008
ACM
15 years 10 months ago
2008
ACM
We study in this paper the Web forum crawling problem, which is a very fundamental step in many Web applications, such as search engine and Web data mining. As a typical user-crea...
KDD
2006
ACM
15 years 10 months ago
2006
ACM
This work introduces distance-based criteria for segmentation of object trajectories. Segmentation leads to simplification of the original objects into smaller, less complex primi...
DGO
2006
14 years 11 months ago
2006
Large volume public comment campaigns and web portals that encourage the public to customize form letters produce many near-duplicate documents, which increases processing and sto...
CVPR
2009
IEEE
15 years 4 months ago
2009
IEEE
Recent years have seen the development of fast and accurate algorithms for detecting objects in images. However, as the size of the scene grows, so do the running-times of these a...