Sciweavers

54 search results - page 7 / 11
» Dynamic index selection in data warehouses
Sort
View
SPIRE
2010
Springer
13 years 5 months ago
Succinct Representations of Dynamic Strings
The rank and select operations over a string of length n from an alphabet of size σ have been used widely in the design of succinct data structures. In many applications, the stri...
Meng He, J. Ian Munro
SIGMOD
1999
ACM
110views Database» more  SIGMOD 1999»
13 years 11 months ago
Multi-dimensional Selectivity Estimation Using Compressed Histogram Information
The database query optimizer requires the estimation of the query selectivity to find the most efficient access plan. For queries referencing multiple attributes from the same rel...
Ju-Hong Lee, Deok-Hwan Kim, Chin-Wan Chung
VLDB
2001
ACM
115views Database» more  VLDB 2001»
13 years 11 months ago
Dynamic Update Cube for Range-sum Queries
A range-sum query is very popular and becomes important in finding trends and in discovering relationships between attributes in diverse database applications. It sums over the se...
Seok-Ju Chun, Chin-Wan Chung, Ju-Hong Lee, Seok-Ly...
CIKM
2009
Springer
14 years 1 days ago
Low-cost management of inverted files for online full-text search
In dynamic environments with frequent content updates, we require online full-text search that scales to large data collections and achieves low search latency. Several recent met...
Giorgos Margaritis, Stergios V. Anastasiadis
HICSS
2009
IEEE
168views Biometrics» more  HICSS 2009»
14 years 2 months ago
Enabling Distributed Model Management Using Semantic Web Technologies
In today’s increasingly dynamic and competitive business environment, organizations strive to leverage their information resources to gain and sustain competitive advantage. Deci...
Amit V. Deokar, Omar F. El-Gayar