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ENVSOFT
2006
84views more  ENVSOFT 2006»
14 years 9 months ago
Modeling the fate of down-the-drain chemicals in rivers: An improved software for GREAT-ER
GREAT-ER (Geography-referenced Regional Exposure Assessment Tool for European Rivers) is a model system for predicting chemical fate and exposure in surface waters. The GREAT-ER a...
F. Koormann, J. Rominger, D. Schowanek, J.-O. Wagn...
DOLAP
1999
ACM
15 years 1 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
DEXA
2004
Springer
129views Database» more  DEXA 2004»
15 years 3 months ago
Using Case Based Retrieval Techniques for Handling Anomalous Situations in Advisory Dialogues
The efficacy of expert systems often depends on the accuracy and completeness of the problem specification negotiated with the user. Therefore, efficient user interfaces are needed...
Marcello L'Abbate, Ingo Frommholz, Ulrich Thiel, E...
GIS
2008
ACM
15 years 10 months ago
Should SDBMS support a join index?: a case study from CrimeStat
Given a spatial crime data warehouse, that is updated infrequently and a set of operations O as well as constraints of storage and update overheads, the index type selection probl...
Pradeep Mohan, Ronald E. Wilson, Shashi Shekhar, B...
DBISP2P
2003
Springer
105views Database» more  DBISP2P 2003»
15 years 2 months ago
Distributed Queries and Query Optimization in Schema-Based P2P-Systems
Databases have employed a schema-based approach to store and retrieve structured data for decades. For peer-to-peer (P2P) networks, similar approaches are just beginning to emerge,...
Ingo Brunkhorst, Hadhami Dhraief, Alfons Kemper, W...