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DOLAP
1999
ACM
15 years 11 months ago
Design and Selection of Materialized Views in a Data Warehousing Environment: A Case Study
In this paper, we describe the design of a data warehousing system for an engineering company ‘R’. This system aims to assist users in retrieving data for business analysis in...
Goretti K. Y. Chan, Qing Li, Ling Feng
SIGIR
1999
ACM
15 years 11 months ago
Content-Based Retrieval for Music Collections
A content-based retrieval model for tackling the mismatch problems specific to music data is proposed and implemented. The system uses a pitch profile encoding for queries in any ...
Yuen-Hsien Tseng
SIGMOD
1999
ACM
125views Database» more  SIGMOD 1999»
15 years 11 months ago
Selectivity Estimation in Spatial Databases
Selectivity estimation of queries is an important and wellstudied problem in relational database systems. In this paper, we examine selectivity estimation in the context of Geogra...
Swarup Acharya, Viswanath Poosala, Sridhar Ramaswa...
DAWAK
1999
Springer
15 years 11 months ago
Implementation of Multidimensional Index Structures for Knowledge Discovery in Relational Databases
Efficient query processing is one of the basic needs for data mining algorithms. Clustering algorithms, association rule mining algorithms and OLAP tools all rely on efficient quer...
Stefan Berchtold, Christian Böhm, Hans-Peter ...
SRDS
1998
IEEE
15 years 11 months ago
Interactive Image Retrieval over the Internet
In the paper, an e cient image database system is developed. The most important features of the proposed system include compressed domain indexing, searching by using scalable fea...
Jozsef Vass, Jia Yao, Anupam Joshi, Kannappan Pala...