756 search results - page 144 / 152 » A new algorithm for Boolean operations on general polygons |
KDD
2004
ACM
14 years 7 months ago
2004
ACM
We consider the problem of improving named entity recognition (NER) systems by using external dictionaries--more specifically, the problem of extending state-of-the-art NER system...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
Column-oriented database systems [19, 23] perform better than traditional row-oriented database systems on analytical workloads such as those found in decision support and busines...
SIGMOD
2001
ACM
14 years 7 months ago
2001
ACM
Virtually all proposals for querying XML include a class of query we term "containment queries". It is also clear that in the foreseeable future, a substantial amount of...
MOBIHOC
2005
ACM
14 years 6 months ago
2005
ACM
Mobile sinks are needed in many sensor network applications for efficient data collection, data querying, localized sensor reprogramming, identifying and revoking compromised sens...
EUROSYS
2006
ACM
14 years 4 months ago
2006
ACM
Many stateful services use the replicated state machine approach for high availability. In this approach, a service runs on multiple machines to survive machine failures. This pap...