Sciweavers

1419 search results - page 268 / 284
» Searching for Related Objects in Relational Databases
Sort
View
KDD
2009
ACM
305views Data Mining» more  KDD 2009»
14 years 8 months ago
Grocery shopping recommendations based on basket-sensitive random walk
We describe a recommender system in the domain of grocery shopping. While recommender systems have been widely studied, this is mostly in relation to leisure products (e.g. movies...
Ming Li, M. Benjamin Dias, Ian H. Jarman, Wael El-...
VLDB
2008
ACM
110views Database» more  VLDB 2008»
14 years 8 months ago
Enhancing histograms by tree-like bucket indices
Histograms are used to summarize the contents of relations into a number of buckets for the estimation of query result sizes. Several techniques (e.g., MaxDiff and V-Optimal) have ...
Francesco Buccafurri, Gianluca Lax, Domenico SaccÃ...
EDBT
2002
ACM
120views Database» more  EDBT 2002»
14 years 8 months ago
Hyperdatabases: Infrastructure for the Information Space
The amount of stored information is exploding while, at the same time, tools for accessing relevant information are rather under-developed. Usually, all users have a pre-defined vi...
Hans-Jörg Schek
GECCO
2007
Springer
179views Optimization» more  GECCO 2007»
14 years 2 months ago
Genetic algorithms for large join query optimization
Genetic algorithms (GAs) have long been used for large join query optimization (LJQO). Previous work takes all queries as based on one granularity to optimize GAs and compares the...
Hongbin Dong, Yiwen Liang
MIR
2005
ACM
176views Multimedia» more  MIR 2005»
14 years 1 months ago
Hybrid visual and conceptual image representation within active relevance feedback context
Many of the available image databases have keyword annotations associated with the images. In spite of the availability of good quality low-level visual features that reflect wel...
Marin Ferecatu, Nozha Boujemaa, Michel Crucianu