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ISTA
2007
14 years 11 months ago
Knowledge and Metadata Integration for Warehousing Complex Data
: With the ever-growing availability of so-called complex data, especially on the Web, decision-support systems such as data warehouses must store and process data that are not onl...
Jean-Christian Ralaivao, Jérôme Darmo...
DMDW
2001
91views Management» more  DMDW 2001»
14 years 11 months ago
On Estimating the Cardinality of Aggregate Views
Accurately estimating the cardinality of aggregate views is crucial for logical and physical design of data warehouses. While the warehouse is under development and data are not a...
Paolo Ciaccia, Matteo Golfarelli, Stefano Rizzi
DMDW
2001
128views Management» more  DMDW 2001»
14 years 11 months ago
Improving Data Cleaning Quality Using a Data Lineage Facility
The problem of data cleaning, which consists of removing inconsistencies and errors from original data sets, is well known in the area of decision support systems and data warehou...
Helena Galhardas, Daniela Florescu, Dennis Shasha,...
KDD
2002
ACM
193views Data Mining» more  KDD 2002»
15 years 10 months ago
Query, analysis, and visualization of hierarchically structured data using Polaris
In the last several years, large OLAP databases have become common in a variety of applications such as corporate data warehouses and scientific computing. To support interactive ...
Chris Stolte, Diane Tang, Pat Hanrahan
ECIS
2000
14 years 11 months ago
Metadata-Based Integration of Qualitative and Quantitative Information Resources Approaching Knowledge Management
This paper presents a concept for the integration of quantitative and qualitative information sources with their accompanying management support functionalities from navigation and...
Bodo Rieger, Anja Kleber, Eitel von Maur