113 search results - page 2 / 23 » Estimation of Class Membership Probabilities in the Document... |
EMNLP
2008
13 years 6 months ago
2008
We propose a new graph-based semisupervised learning (SSL) algorithm and demonstrate its application to document categorization. Each document is represented by a vertex within a ...
CVPR
2007
IEEE
14 years 7 months ago
2007
IEEE
Class syntax can be used to 1) model temporal or locational evolvement of class labels of feature observation sequences, 2) correct classification errors of static classifiers if ...
ICML
2008
IEEE
14 years 6 months ago
2008
IEEE
For two-class classification, it is common to classify by setting a threshold on class probability estimates, where the threshold is determined by ROC curve analysis. An analog fo...
ECIR
2008
Springer
13 years 6 months ago
2008
Springer
Abstract. This paper investigates a new extension of the Probabilistic Latent Semantic Analysis (PLSA) model [6] for text classification where the training set is partially labeled...
ICPR
2000
IEEE
13 years 9 months ago
2000
IEEE
We present an algorithm for segmentation of traffic scenes that distinguishes moving objects from cast shadows. Three image features at each pixel site are considered: brightness,...