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» Analysis of Generalized Pattern Searches
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CIKM
2008
Springer
15 years 7 months ago
On low dimensional random projections and similarity search
Random projection (RP) is a common technique for dimensionality reduction under L2 norm for which many significant space embedding results have been demonstrated. However, many si...
Yu-En Lu, Pietro Liò, Steven Hand
KDD
2009
ACM
174views Data Mining» more  KDD 2009»
16 years 5 days ago
Visual exploration of categorical and mixed data sets
For categorical data there does not exist any similarity measure which is as straight forward and general as the numerical distance between numerical items. Due to this it is ofte...
Sara Johansson
AIPR
2002
IEEE
15 years 10 months ago
ICA Mixture Model based Unsupervised Classification of Hyperspectral Imagery
Conventional remote sensing classification techniques that model the data in each class with a multivariate Gaussian distribution are inefficient, as this assumption is generally ...
Chintan A. Shah, Manoj K. Arora, Stefan A. Robila,...
WWW
2008
ACM
16 years 6 months ago
Psst: a web-based system for tracking political statements
Determining candidates' views on important issues is critical in deciding whom to support and vote for; but finding their statements and votes on an issue can be laborious. I...
Samantha Kleinberg, Bud Mishra
DOLAP
2009
ACM
15 years 12 months ago
Query recommendations for OLAP discovery driven analysis
Recommending database queries is an emerging and promising field of investigation. This is of particular interest in the domain of OLAP systems where the user is left with the te...
Arnaud Giacometti, Patrick Marcel, Elsa Negre, Arn...