Sciweavers

3185 search results - page 303 / 637
» Graphical models for data mining
Sort
View
116
Voted
PKDD
2009
Springer
113views Data Mining» more  PKDD 2009»
15 years 10 months ago
Feature Selection for Density Level-Sets
A frequent problem in density level-set estimation is the choice of the right features that give rise to compact and concise representations of the observed data. We present an e...
Marius Kloft, Shinichi Nakajima, Ulf Brefeld
107
Voted
ICDM
2008
IEEE
102views Data Mining» more  ICDM 2008»
15 years 10 months ago
A Non-parametric Semi-supervised Discretization Method
Semi-supervised classification methods aim to exploit labelled and unlabelled examples to train a predictive model. Most of these approaches make assumptions on the distribution ...
Alexis Bondu, Marc Boullé, Vincent Lemaire,...
115
Voted
PKDD
2010
Springer
131views Data Mining» more  PKDD 2010»
15 years 2 months ago
Flu Detector - Tracking Epidemics on Twitter
Abstract. We present an automated tool with a web interface for tracking the prevalence of Influenza-like Illness (ILI) in several regions of the United Kingdom using the contents...
Vasileios Lampos, Tijl De Bie, Nello Cristianini
SDM
2012
SIAM
235views Data Mining» more  SDM 2012»
13 years 6 months ago
Sampling Strategies to Evaluate the Performance of Unknown Predictors
The focus of this paper is on how to select a small sample of examples for labeling that can help us to evaluate many different classification models unknown at the time of sampl...
Hamed Valizadegan, Saeed Amizadeh, Milos Hauskrech...
170
Voted
KDD
2003
ACM
191views Data Mining» more  KDD 2003»
16 years 4 months ago
Assessment and pruning of hierarchical model based clustering
The goal of clustering is to identify distinct groups in a dataset. The basic idea of model-based clustering is to approximate the data density by a mixture model, typically a mix...
Jeremy Tantrum, Alejandro Murua, Werner Stuetzle