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AIRS
2006
Springer
14 years 2 months ago
Natural Document Clustering by Clique Percolation in Random Graphs
Document clustering techniques mostly depend on models that impose explicit and/or implicit priori assumptions as to the number, size, disjunction characteristics of clusters, and/...
Wei Gao, Kam-Fai Wong
COOPIS
2004
IEEE
14 years 2 months ago
Discovering Workflow Transactional Behavior from Event-Based Log
Previous workflow mining works have concentrated their efforts on process behavioral aspects. Although powerful, these proposals are found lacking in functionalities and performanc...
Walid Gaaloul, Sami Bhiri, Claude Godart
CAISE
2006
Springer
14 years 2 months ago
A Non-Linear Cost Model for Multi-Node OLAP Systems
Answering performance to business queries, mainly of aggregated nature, known as On-Line Analytical Processing queries, depends heavily on the proper selection of multidimensional ...
Jorge Loureiro, Orlando Belo
CAISE
2006
Springer
14 years 2 months ago
Controlling the Level of Business Process Instance Flexibility via Rules of Planning
When an organization decides on the level of flexibility in handling business process instances, it needs to impose this level in operational practice. The way of imposing a given ...
Ilia Bider, Alexey Striy
DSOM
2006
Springer
14 years 2 months ago
Conflict Prevention Via Model-Driven Policy Refinement
This paper describes an approach for application specific conflict prevention based on model-driven refinement of policies prior to deployment. Central to the approach is an algori...
Steven Davy, Brendan Jennings, John Strassner