Sciweavers

642 search results - page 62 / 129
» Materialized Views in Data Mining
Sort
View
DAWAK
2001
Springer
15 years 2 months ago
Optimization Algorithms for Simultaneous Multidimensional Queries in OLAP Environments
Multi-Dimensional Expressions (MDX) provide an interface for asking several related OLAP queries simultaneously. An interesting problem is how to optimize the execution of an MDX q...
Panos Kalnis, Dimitris Papadias
KDD
2006
ACM
128views Data Mining» more  KDD 2006»
15 years 10 months ago
Workload-aware anonymization
Protecting data privacy is an important problem in microdata distribution. Anonymization algorithms typically aim to protect individual privacy, with minimal impact on the quality...
Kristen LeFevre, David J. DeWitt, Raghu Ramakrishn...
CIDM
2007
IEEE
15 years 4 months ago
Handwritten Digit, Recognition Road to Contest victory
— With growing amount of data gathered nowadays, the need for efficient data mining methodologies is getting more and more common. There is a large number of different classifi...
Norbert Jankowski, Krzysztof Grabczewski
ICDM
2010
IEEE
147views Data Mining» more  ICDM 2010»
14 years 8 months ago
Location and Scatter Matching for Dataset Shift in Text Mining
Dataset shift from the training data in a source domain to the data in a target domain poses a great challenge for many statistical learning methods. Most algorithms can be viewed ...
Bo Chen, Wai Lam, Ivor W. Tsang, Tak-Lam Wong
SIGMOD
2010
ACM
217views Database» more  SIGMOD 2010»
15 years 2 months ago
Mining knowledge from databases: an information network analysis approach
Most people consider a database is merely a data repository that supports data storage and retrieval. Actually, a database contains rich, inter-related, multi-typed data and infor...
Jiawei Han, Yizhou Sun, Xifeng Yan, Philip S. Yu