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HCI
2007
13 years 11 months ago
Can Virtual Humans Be More Engaging Than Real Ones?
: Emotional bonds don’t arise from a simple exchange of facial displays, but often emerge through the dynamic give and take of face-to-face interactions. This article explores th...
Jonathan Gratch, Ning Wang, Anna Okhmatovskaia, Fr...
IADIS
2008
13 years 11 months ago
Usability Evaluation Of The Moodle System From The Teachers' Perspective
This article presents an empirical study performed to evaluate the Moodle usability, from the point of view of teachers who are using this system to support their classes. The usa...
Tereza G. Kirner, Carlos de A. Custódio, Cl...
ICAI
2008
13 years 11 months ago
Online Boosting Based Intrusion Detection in Changing Environments
Intrusion detection is an active research field in the development of reliable web-based information systems, where many artificial intelligence techniques are exploited to fit th...
Yanguo Wang, Weiming Hu, Xiaoqin Zhang
SDM
2008
SIAM
134views Data Mining» more  SDM 2008»
13 years 11 months ago
Direct Density Ratio Estimation for Large-scale Covariate Shift Adaptation
Covariate shift is a situation in supervised learning where training and test inputs follow different distributions even though the functional relation remains unchanged. A common...
Yuta Tsuboi, Hisashi Kashima, Shohei Hido, Steffen...
SDM
2008
SIAM
177views Data Mining» more  SDM 2008»
13 years 11 months ago
Roughly Balanced Bagging for Imbalanced Data
Imbalanced class problems appear in many real applications of classification learning. We propose a novel sampling method to improve bagging for data sets with skewed class distri...
Shohei Hido, Hisashi Kashima