Sciweavers

1837 search results - page 229 / 368
» Learning From Ambiguous Examples
Sort
View
KDD
2007
ACM
178views Data Mining» more  KDD 2007»
16 years 5 months ago
Real-time ranking with concept drift using expert advice
In many practical applications, one is interested in generating a ranked list of items using information mined from continuous streams of data. For example, in the context of comp...
Hila Becker, Marta Arias
ICML
2005
IEEE
16 years 5 months ago
Ensembles of biased classifiers
We propose a novel ensemble learning algorithm called Triskel, which has two interesting features. First, Triskel learns an ensemble of classifiers, each biased to have high preci...
Andreas Heß, Nicholas Kushmerick, Rinat Khou...
ICWL
2007
Springer
15 years 11 months ago
The ELEKTRA Ontology Model: A Learner-Centered Approach to Resource Description
Abstract. There is little doubt that intelligent and adaptive educational technologies are capable of providing personalized learning experiences and improving learning success. Cu...
Michael D. Kickmeier-Rust, Dietrich Albert
ISDA
2010
IEEE
15 years 3 months ago
Comparing SVM ensembles for imbalanced datasets
Real life datasets often suffer from the problem of class imbalance, which thwarts supervised learning process. In such data sets examples of positive (minority) class are signific...
Vasudha Bhatnagar, Manju Bhardwaj, Ashish Mahabal
157
Voted
KDD
2009
ACM
191views Data Mining» more  KDD 2009»
15 years 9 months ago
Improving data mining utility with projective sampling
Overall performance of the data mining process depends not just on the value of the induced knowledge but also on various costs of the process itself such as the cost of acquiring...
Mark Last