Sciweavers

706 search results - page 15 / 142
» A Methodology for Evaluating and Selecting Data Mining Softw...
Sort
View
KDD
2012
ACM
187views Data Mining» more  KDD 2012»
11 years 10 months ago
Unsupervised feature selection for linked social media data
The prevalent use of social media produces mountains of unlabeled, high-dimensional data. Feature selection has been shown effective in dealing with high-dimensional data for e...
Jiliang Tang, Huan Liu
SDM
2012
SIAM
258views Data Mining» more  SDM 2012»
11 years 10 months ago
Feature Selection with Linked Data in Social Media
Feature selection is widely used in preparing highdimensional data for effective data mining. Increasingly popular social media data presents new challenges to feature selection....
Jiliang Tang, Huan Liu
IUI
2009
ACM
14 years 4 months ago
A multimedia interface for facilitating comparisons of opinions
Written opinion on products and other entities can be important to consumers and researchers, but expensive and difficult to analyze. We present a multimedia interface designed t...
Giuseppe Carenini, Lucas Rizoli
DAWAK
2005
Springer
14 years 1 months ago
Automatic Selection of Bitmap Join Indexes in Data Warehouses
The queries defined on data warehouses are complex and use several join operations that induce an expensive computational cost. This cost becomes even more prohibitive when querie...
Kamel Aouiche, Jérôme Darmont, Omar B...
GFKL
2005
Springer
117views Data Mining» more  GFKL 2005»
14 years 1 months ago
A Cross-cultural Evaluation Framework for Behavioral Biometric User Authentication
Today biometric techniques are based either on passive (e.g. IrisScan, Face) or active methods (e.g. voice and handwriting). In our work we focus on evaluation of the latter. These...
Franziska Wolf, T. K. Basu, Pranab K. Dutta, Claus...