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CHI
2004
ACM
16 years 7 months ago
Off-task behavior in the cognitive tutor classroom: when students "game the system"
We investigate the prevalence and learning impact of different types of off-task behavior in classrooms where students are using intelligent tutoring software. We find that within...
Ryan Shaun Baker, Albert T. Corbett, Kenneth R. Ko...
UM
2005
Springer
16 years 10 days ago
Modeling Students' Metacognitive Errors in Two Intelligent Tutoring Systems
Intelligent tutoring systems help students acquire cognitive skills by tracing students’ knowledge and providing relevant feedback. However, feedback that focuses only on the cog...
Ido Roll, Ryan Shaun Baker, Vincent Aleven, Bruce ...
SIGMOD
2010
ACM
255views Database» more  SIGMOD 2010»
15 years 11 months ago
Indexing multi-dimensional data in a cloud system
Providing scalable database services is an essential requirement for extending many existing applications of the Cloud platform. Due to the diversity of applications, database ser...
Jinbao Wang, Sai Wu, Hong Gao, Jianzhong Li, Beng ...
ACSAC
2003
IEEE
15 years 10 months ago
Defending Embedded Systems Against Buffer Overflow via Hardware/Software
Buffer overflow attacks have been causing serious security problems for decades. With more embedded systems networked, it becomes an important research problem to defend embedded ...
Zili Shao, Qingfeng Zhuge, Yi He, Edwin Hsing-Mean...
ACL
2006
15 years 8 months ago
URES : an Unsupervised Web Relation Extraction System
Most information extraction systems either use hand written extraction patterns or use a machine learning algorithm that is trained on a manually annotated corpus. Both of these a...
Binyamin Rosenfeld, Ronen Feldman