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ACL
2008
13 years 9 months ago
Generalized Expectation Criteria for Semi-Supervised Learning of Conditional Random Fields
This paper presents a semi-supervised training method for linear-chain conditional random fields that makes use of labeled features rather than labeled instances. This is accompli...
Gideon S. Mann, Andrew McCallum
WOB
2004
102views Bioinformatics» more  WOB 2004»
13 years 9 months ago
An Agent-Based System for Re-annotation of Genomes
Genome annotation projects may produce wrong results since they may be based on obsolete data or wrong models. This work aims to develop an automatic re-annotation system that use ...
Leonardo Vianna do Nascimento, Ana L. C. Bazzan
JMLR
2010
133views more  JMLR 2010»
13 years 2 months ago
Hierarchical Cost-Sensitive Algorithms for Genome-Wide Gene Function Prediction
In this work we propose new ensemble methods for the hierarchical classification of gene functions. Our methods exploit the hierarchical relationships between the classes in diffe...
Nicolò Cesa-Bianchi, Giorgio Valentini
ACII
2007
Springer
14 years 2 months ago
Model of Facial Expressions Management for an Embodied Conversational Agent
Abstract. In this paper we present a model of facial behaviour encompassing interpersonal relations for an Embodied Conversational Agent (ECA). Although previous solutions of this ...
Radoslaw Niewiadomski, Catherine Pelachaud
AAAI
2008
13 years 10 months ago
Active Learning for Pipeline Models
For many machine learning solutions to complex applications, there are significant performance advantages to decomposing the overall task into several simpler sequential stages, c...
Dan Roth, Kevin Small