461 search results - page 64 / 93 » A graph-theoretic model for optimizing queries involving met... |
PODS
2002
ACM
14 years 9 months ago
2002
ACM
We study two classes of view update problems in relational databases. We are given a source database S, a monotone query Q, and the view Q(S) generated by the query. The first pro...
TREC
2000
13 years 10 months ago
2000
In TREC-9, we participated in the English-Chinese Cross-Language Information Retrieval (CLIR) track. Our work involved two aspects: finding good methods for Chinese IR, and findin...
BMCBI
2005
13 years 8 months ago
2005
Background: Distance-based methods are popular for reconstructing evolutionary trees thanks to their speed and generality. A number of methods exist for estimating distances from ...
GIS
1995
ACM
14 years 10 days ago
1995
ACM
: Usually spatial planning problems involve a large number of decision makers with different backgrounds and interests. The process of Collaborative Spatial Decision Making (CSDM)...
IROS
2009
IEEE
14 years 3 months ago
2009
IEEE
— An active cannula is a medical device composed of thin, pre-curved, telescoping tubes that may enable many new surgical procedures. Planning optimal motions for these devices i...