Sciweavers

98 search results - page 16 / 20
» edbt 2009
Sort
View
EDBT
2009
ACM
156views Database» more  EDBT 2009»
14 years 2 months ago
Efficient skyline retrieval with arbitrary similarity measures
A skyline query returns a set of objects that are not dominated by other objects. An object is said to dominate another if it is closer to the query than the latter on all factors...
Deepak P, Prasad M. Deshpande, Debapriyo Majumdar,...
EDBT
2009
ACM
138views Database» more  EDBT 2009»
14 years 5 months ago
FOGGER: an algorithm for graph generator discovery
To our best knowledge, all existing graph pattern mining algorithms can only mine either closed, maximal or the complete set of frequent subgraphs instead of graph generators whic...
Zhiping Zeng, Jianyong Wang, Jun Zhang, Lizhu Zhou
EDBT
2009
ACM
175views Database» more  EDBT 2009»
14 years 5 months ago
Towards materialized view selection for distributed databases
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...
Leonardo Weiss Ferreira Chaves, Erik Buchmann, Fab...
EDBT
2009
ACM
120views Database» more  EDBT 2009»
14 years 5 months ago
Retrieving meaningful relaxed tightest fragments for XML keyword search
Adapting keyword search to XML data has been attractive recently, generalized as XML keyword search (XKS). One of its key tasks is to return the meaningful fragments as the result...
Lingbo Kong, Rémi Gilleron, Aurélien...
EDBT
2009
ACM
184views Database» more  EDBT 2009»
14 years 5 months ago
Distributed similarity search in high dimensions using locality sensitive hashing
In this paper we consider distributed K-Nearest Neighbor (KNN) search and range query processing in high dimensional data. Our approach is based on Locality Sensitive Hashing (LSH...
Parisa Haghani, Sebastian Michel, Karl Aberer