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DAWAK
2007
Springer
9 years 5 months ago
Extraction of Association Rules Based on Literalsets
In association rules mining, current trend is witnessing the emergence of a growing number of works toward bringing negative items to light in the mined knowledge. However, the amo...
Ghada Gasmi, Sadok Ben Yahia, Engelbert Mephu Ngui...
DAWAK
2007
Springer
9 years 5 months ago
An Efficient Algorithm for Identifying the Most Contributory Substring
Abstract. Detecting repeated portions of strings has important applications to many areas of study including data compression and computational biology. This paper defines and pres...
Ben Stephenson
DAWAK
2007
Springer
9 years 5 months ago
A UML Profile for Representing Business Object States in a Data Warehouse
Data Warehouse (DWH) systems allow to analyze business objects relevant to an enterprise organization (e.g., orders or customers). Analysts are interested in the states of these bu...
Veronika Stefanov, Beate List
DAWAK
2007
Springer
9 years 5 months ago
Mining First-Order Temporal Interval Patterns with Regular Expression Constraints
Most methods for temporal pattern mining assume that time is represented by points in a straight line starting at some initial instant. In this paper, we consider a new kind of fir...
Sandra de Amo, Arnaud Giacometti, Waldecir Pereira...
DAWAK
2007
Springer
9 years 7 months ago
Computing Join Aggregates over Private Tables
We propose a privacy-preserving protocol for computing aggregation queries over the join of private tables. In this problem, several parties wish to share aggregated information ov...
Rong She, Ke Wang, Ada Wai-Chee Fu, Yabo Xu
DAWAK
2007
Springer
9 years 7 months ago
What-If Analysis for Data Warehouse Evolution
In this paper, we deal with the problem of performing what-if analysis for changes that occur in the schema/structure of the data warehouse We abstract software modules, queries, r...
George Papastefanatos, Panos Vassiliadis, Alkis Si...
DAWAK
2007
Springer
9 years 7 months ago
Domination Mining and Querying
Abstract. Pareto dominance plays an important role in diverse application domains such as economics and e-commerce, and it is widely being used in multicriteria decision making. In...
Apostolos N. Papadopoulos, Apostolos Lyritsis, Ale...
DAWAK
2007
Springer
9 years 7 months ago
OLAP Technology for Business Process Intelligence: Challenges and Solutions
The emerging area of business process intelligence aims at enhancing the analysis power of business process management systems by employing data warehousing and mining technologies...
Svetlana Mansmann, Thomas Neumuth, Marc H. Scholl
DAWAK
2007
Springer
9 years 7 months ago
Mining Trajectory Patterns Using Hidden Markov Models
Many studies of spatiotemporal pattern discovery partition data space into disjoint cells for effective processing. However, the discovery accuracy of the space-partitioning schem...
Hoyoung Jeung, Heng Tao Shen, Xiaofang Zhou
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