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IFIP12
2008
15 years 6 months ago
A Study with Class Imbalance and Random Sampling for a Decision Tree Learning System
Sampling methods are a direct approach to tackle the problem of class imbalance. These methods sample a data set in order to alter the class distributions. Usually these methods ar...
Ronaldo C. Prati, Gustavo E. A. P. A. Batista, Mar...
LREC
2008
131views Education» more  LREC 2008»
15 years 6 months ago
Learning Morphology with Morfette
Morfette is a modular, data-driven, probabilistic system which learns to perform joint morphological tagging and lemmatization from morphologically annotated corpora. The system i...
Grzegorz Chrupala, Georgiana Dinu, Josef van Genab...
LREC
2008
141views Education» more  LREC 2008»
15 years 6 months ago
A Comparative Study on Language Identification Methods
In this paper we present two experiments conducted for comparison of different language identification algorithms. Short words-, frequent words- and n-gram-based approaches are co...
Lena Grothe, Ernesto William De Luca, Andreas N&uu...
118
Voted
LREC
2008
155views Education» more  LREC 2008»
15 years 6 months ago
Mapping Roget's Thesaurus and WordNet to French
Roget's Thesaurus and WordNet are very widely used lexical reference works. We describe an automatic mapping procedure that effectively produces French translations of the te...
Gerard de Melo, Gerhard Weikum
138
Voted
LREC
2008
89views Education» more  LREC 2008»
15 years 6 months ago
Sentiment Analysis and the Use of Extrinsic Datasets in Evaluation
The field of automated sentiment analysis has emerged in recent years as an exciting challenge to the computational linguistics community. Research in the field investigates how e...
Ann Devitt, Khurshid Ahmad