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VLDB
1998
ACM
153views Database» more  VLDB 1998»
14 years 2 months ago
Small Materialized Aggregates: A Light Weight Index Structure for Data Warehousing
Small Materialized Aggregates (SMAs for short) are considered a highly flexible and versatile alternative for materialized data cubes. The basic idea is to compute many aggregate ...
Guido Moerkotte
BMCBI
2006
100views more  BMCBI 2006»
13 years 10 months ago
Towards a better solution to the shortest common supersequence problem: the deposition and reduction algorithm
Background: The problem of finding a Shortest Common Supersequence (SCS) of a set of sequences is an important problem with applications in many areas. It is a key problem in biol...
Kang Ning, Hon Wai Leong
SIGMOD
2008
ACM
151views Database» more  SIGMOD 2008»
14 years 10 months ago
The DBO database system
We demonstrate our prototype of the DBO database system. DBO is designed to facilitate scalable analytic processing over large data archives. DBO's analytic processing perfor...
Florin Rusu, Fei Xu, Luis Leopoldo Perez, Mingxi W...
DIS
2009
Springer
14 years 5 months ago
Subspace Discovery for Promotion: A Cell Clustering Approach
The promotion analysis problem has been proposed in [16], where ranking-based promotion query processing techniques are studied to effectively and efficiently promote a given obje...
Tianyi Wu, Jiawei Han
AICCSA
2008
IEEE
276views Hardware» more  AICCSA 2008»
14 years 11 days ago
Effects of dimensionality reduction techniques on time series similarity measurements
Time Series are ubiquitous, hence, similarity search is one of the biggest challenges in the area of mining time series data. This is due to the vast data size, number of sequence...
Ghazi Al-Naymat, Javid Taheri