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DAWAK
2007
Springer
14 years 4 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...
COMCOM
2008
100views more  COMCOM 2008»
13 years 10 months ago
Individual profile graphs for location management in PCS networks
A user's profile, for the purpose of location management in a personal communication service (PCS) network, is formalized as a subgraph of the network graph. This subgraph, t...
Chansophea Chuon, Sumanta Guha
KDD
2007
ACM
211views Data Mining» more  KDD 2007»
14 years 10 months ago
Enhanced max margin learning on multimodal data mining in a multimedia database
The problem of multimodal data mining in a multimedia database can be addressed as a structured prediction problem where we learn the mapping from an input to the structured and i...
Zhen Guo, Zhongfei Zhang, Eric P. Xing, Christos F...
KDD
2006
ACM
164views Data Mining» more  KDD 2006»
14 years 10 months ago
Sampling from large graphs
Given a huge real graph, how can we derive a representative sample? There are many known algorithms to compute interesting measures (shortest paths, centrality, betweenness, etc.)...
Jure Leskovec, Christos Faloutsos
ESEC
1995
Springer
14 years 1 months ago
An Exploratory Study of Program Metrics as Predictors of Reachability Analysis Performance
This paper presents the results of an exploratory experiment investigating the use of program metrics to predict reachability graph size, reachability graph generation time, and d...
A. T. Chamillard