423 search results - page 30 / 85 » Text Classification by Labeling Words |
AUSAI
2001
Springer
13 years 11 months ago
2001
Springer
A central problem in information retrieval is the automated classification of text documents. While many existing methods achieve good levels of performance, they generally require...
PRIS
2004
13 years 9 months ago
2004
Abstract. The number of features to be considered in a text classification system is given by the size of the vocabulary and this is normally in the range of the tens or hundreds o...
CIKM
2006
Springer
13 years 11 months ago
2006
Springer
Classification algorithms and document representation approaches are two key elements for a successful document classification system. In the past, much work has been conducted to...
NIPS
2000
13 years 9 months ago
2000
We propose a novel approach for categorizing text documents based on the use of a special kernel. The kernel is an inner product in the feature space generated by all subsequences...
SDM
2008
SIAM
13 years 9 months ago
2008
SIAM
Bayesian text classifiers face a common issue which is referred to as data sparsity problem, especially when the size of training data is very small. The frequently used Laplacian...