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» Toward a Value Framework for Online Learning Systems
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IJCAI
2001
13 years 8 months ago
Active Learning for Structure in Bayesian Networks
The task of causal structure discovery from empirical data is a fundamental problem in many areas. Experimental data is crucial for accomplishing this task. However, experiments a...
Simon Tong, Daphne Koller
MIR
2005
ACM
129views Multimedia» more  MIR 2005»
14 years 28 days ago
Tracking concept drifting with an online-optimized incremental learning framework
Concept drifting is an important and challenging research issue in the field of machine learning. This paper mainly addresses the issue of semantic concept drifting in time series...
Jun Wu, Dayong Ding, Xian-Sheng Hua, Bo Zhang
ECTEL
2006
Springer
13 years 11 months ago
Towards a Holistic Personalised Support for Knowledge Sharing in Virtual Learning Communities
Virtual learning communities bring together people from diverse backgrounds and provide the basis for knowledge construction and sharing. Important processes for the community to f...
Styliani Kleanthous, Vania Dimitrova
EMNLP
2008
13 years 8 months ago
Online Methods for Multi-Domain Learning and Adaptation
NLP tasks are often domain specific, yet systems can learn behaviors across multiple domains. We develop a new multi-domain online learning framework based on parameter combinatio...
Mark Dredze, Koby Crammer
SAC
2009
ACM
14 years 2 months ago
Defending online reputation systems against collaborative unfair raters through signal modeling and trust
Online feedback-based rating systems are gaining popularity. Dealing with collaborative unfair ratings in such systems has been recognized as an important but difficult problem. T...
Yafei Yang, Yan Lindsay Sun, Steven Kay, Qing Yang