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AIEDU
2005
185views more  AIEDU 2005»
13 years 11 months ago
A Bayesian Student Model without Hidden Nodes and its Comparison with Item Response Theory
The Bayesian framework offers a number of techniques for inferring an individual's knowledge state from evidence of mastery of concepts or skills. A typical application where ...
Michel C. Desmarais, Xiaoming Pu
AIEDU
2005
98views more  AIEDU 2005»
13 years 11 months ago
The Andes Physics Tutoring System: Lessons Learned
The Andes system is a mature intelligent tutoring system that has helped hundreds of students improve their learning of university physics. It replaces pencil and paper problem so...
Kurt VanLehn, Collin Lynch, Kay G. Schulze, Joel A...
AIEDU
2005
135views more  AIEDU 2005»
13 years 11 months ago
Simulating Instructional Roles through Pedagogical Agents
This paper describes the design and empirical validation of three distinct pedagogical agent roles (Expert, Motivator, and Mentor) for college students within the MIMIC (Multiple I...
Amy L. Baylor, Yanghee Kim
AIEDU
2005
106views more  AIEDU 2005»
13 years 11 months ago
A Comparison of Model-Tracing and Constraint-Based Intelligent Tutoring Paradigms
Two approaches to building intelligent tutoring systems are the well-established model-tracing paradigm and the relatively newer constraint-based paradigm. Proponents of the constr...
Viswanathan Kodaganallur, Rob R. Weitz, David Rose...
AIEDU
2005
93views more  AIEDU 2005»
13 years 11 months ago
The Logic-ITA in the Classroom: A Medium Scale Experiment
This paper presents the experiment and consequent evaluation of introducing the Logic-ITA in a second year tertiary undergraduate class. The Logic-ITA is a web-based Intelligent Te...
Kalina Yacef
AIEDU
2005
144views more  AIEDU 2005»
13 years 11 months ago
An Algebra Subsystem for Diagnosing Students' Input in a Physics Tutoring System
To help a student in an introductory physics course do quantitative homework problems, an intelligent tutoring system must determine information of an algebraic nature. This paper...
Joel A. Shapiro
AIEDU
2005
83views more  AIEDU 2005»
13 years 11 months ago
A Simulated Student Can Improve Collaborative Learning
This paper describes a Simulated Student architecture designed to detect and avoid three situations that decrease the benefits of learning in collaboration. These are off-topic con...
Aurora Vizcaíno
AIEDU
2005
89views more  AIEDU 2005»
13 years 11 months ago
An Evaluation of a Hybrid Language Understanding Approach for Robust Selection of Tutoring Goals
In this paper, we explore the problem of selecting appropriate interventions for students based on an analysis of their interactions with a tutoring system. In the context of the W...
Carolyn Penstein Rosé, Kurt VanLehn
AIEDU
2005
68views more  AIEDU 2005»
13 years 11 months ago
Software Patterns in ITS Architectures
The paper discusses ITS architectures in terms of patterns that exist within them. The concept of patterns has received surprisingly little attention so far from researchers in the...
Vladan Devedzic, Andreas Harrer