Sciweavers

778 search results - page 79 / 156
» Modelling a Query Space Using Associations
Sort
View
PVLDB
2008
154views more  PVLDB 2008»
15 years 1 months ago
Indexing land surface for efficient kNN query
The class of k Nearest Neighbor (kNN) queries is frequently used in geospatial applications. Many studies focus on processing kNN in Euclidean and road network spaces. Meanwhile, ...
Cyrus Shahabi, Lu-An Tang, Songhua Xing
SIGMOD
2006
ACM
149views Database» more  SIGMOD 2006»
16 years 2 months ago
Efficient query processing on unstructured tetrahedral meshes
Modern scientific applications consume massive volumes of data produced by computer simulations. Such applications require new data management capabilities in order to scale to te...
Stratos Papadomanolakis, Anastassia Ailamaki, Juli...
WEBI
2001
Springer
15 years 6 months ago
An Effective Conversational Agent with User Modeling Based on Bayesian Network
Abstract. Conversational agents interact with users using natural language interface. Especially in Internet space, their role has been recently highlighted as a virtual representa...
Seung-Ik Lee, Chul Sung, Sung-Bae Cho
ICWN
2008
15 years 3 months ago
Progressive Content-Sensitive Data Retrieval in Sensor Networks
: Problem statement: For a sensor network comprising autonomous and self-organizing data sources, efficient similarity-based search for semantic-rich resources (such as video data)...
Bo Yang, Mareboyana Manohar, Shaoying Kou
SDM
2009
SIAM
164views Data Mining» more  SDM 2009»
15 years 11 months ago
Time-Decayed Correlated Aggregates over Data Streams.
Data stream analysis frequently relies on identifying correlations and posing conditional queries on the data after it has been seen. Correlated aggregates form an important examp...
Graham Cormode, Srikanta Tirthapura, Bojian Xu