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118
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PODS
2002
ACM
138views Database» more  PODS 2002»
16 years 27 days ago
Fast Algorithms For Hierarchical Range Histogram Construction
Data Warehousing and OLAPapplications typically view data as having multiple logical dimensions e.g., product, location with natural hierarchies de ned on each dimension. OLAP que...
Sudipto Guha, Nick Koudas, Divesh Srivastava
116
Voted
EDBT
2008
ACM
173views Database» more  EDBT 2008»
16 years 27 days ago
SeMap: a generic mapping construction system
Most previous schema mapping works focus on creating mappings in specific data models for data transformation, failing to capture a richer set of possible relationships between sc...
Ting Wang, Rachel Pottinger
ADC
2006
Springer
188views Database» more  ADC 2006»
15 years 6 months ago
Discovering task-oriented usage pattern for web recommendation
Web transaction data usually convey user task-oriented behaviour pattern. Web usage mining technique is able to capture such informative knowledge about user task pattern from usa...
Guandong Xu, Yanchun Zhang, Xiaofang Zhou
GECCO
2006
Springer
180views Optimization» more  GECCO 2006»
15 years 4 months ago
Improving cooperative GP ensemble with clustering and pruning for pattern classification
A boosting algorithm based on cellular genetic programming to build an ensemble of predictors is proposed. The method evolves a population of trees for a fixed number of rounds an...
Gianluigi Folino, Clara Pizzuti, Giandomenico Spez...
118
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ESE
2007
124views Database» more  ESE 2007»
15 years 22 days ago
A study of effectiveness of dynamic slicing in locating real faults
Dynamic slicing algorithms have been considered to aid in debugging for many years. However, as far as we know, no detailed studies on evaluating the benefits of using dynamic sl...
Xiangyu Zhang, Neelam Gupta, Rajiv Gupta