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NORDICHI
2006
ACM
16 years 18 days ago
An empirical evaluation of undo mechanisms
While various models of undo have been proposed over the years, no empirical study has yet been done to discover which model of undo most closely aligns with what users expect an ...
Aaron G. Cass, Chris S. T. Fernandes, Andrew Polid...
MMAS
2004
Springer
16 years 4 hour ago
Virtual Space Ontologies for Scripting Agents
Interactive multi-agent system improves reusability of agents by separating application design from agent design. However, it remains difficult for application designers (usually n...
Zhiqiang Gao, Liqun Ren, Yuzhong Qu, Toru Ishida
162
Voted
IVA
2001
Springer
15 years 11 months ago
Papous: The Virtual Storyteller
This paper describes the development of Papous, a Virtual Storyteller. Our ultimate goal is to obtain a synthetic character that tells stories in an expressive and believable way, ...
André Silva, Marco Vala, Ana Paiva
ITS
2010
Springer
136views Multimedia» more  ITS 2010»
15 years 10 months ago
Do Micro-Level Tutorial Decisions Matter: Applying Reinforcement Learning to Induce Pedagogical Tutorial Tactics
Pedagogical tutorial tactics are policies for a tutor to decide the next action when there are multiple actions available. When the contents were controlled so as to be the same, l...
Min Chi, Kurt VanLehn, Diane J. Litman
LREC
2010
144views Education» more  LREC 2010»
15 years 8 months ago
Evaluating Complex Semantic Artifacts
Evaluating complex Natural Language Processing (NLP) systems can prove extremely difficult. In many cases, the best one can do is to evaluate these systems indirectly, by looking ...
Christopher R. Walker, Hannah Copperman