Thirteenth Annual Workshop

All sessions will be in Adamson Wing (room 136A), which is on the first floor of Baker Hall.

 

Friday

7:45 Continental breakfast

8:15 Welcome

 

8:30 Five talks (20 minutes each)

 

John Anderson, A new utility learning mechanism

 

Perception

Glenn Gunzelmann, Representing Human Spatial Competence in ACT-R

William Kennedy & Greg Trafton, Representing and Reasoning about Space

Greg Trafton, Raj Ratwani & Len Breslow, A Color Perceptual Process Theory: Letting ACT-R see Colors.

Mike Byrne, An ACT-R Timing Module based on the Attentional Gate Model

 

10:10 Break

 

10:30 Five talks

 

Communication and Learning from Instructions

Mike Matessa, Four levels of Communication, Error, and Recovery in ACT-R

Angela Brunstein, Learning Algebra by Exploration

Memory

Leendert van Maanen & Hedderik van Rijn, Memory Structures as User Models

Jong Kim, Frank Ritter & Richard Koubek, Learning and Forgetting in ACT-R.

Jon Fincham & Greg Siegle, Modeling mechanisms that differentiate healthy and depressed individuals: The Paced Auditory Serial Attention Task

 

12:10 Lunch

 

1:30-5:30 David Noelle, Leabra tutorial and discussion (with 3:30-4:00 break)

 

6:30-10:00 Party at the Pittsburgh Centre for the Arts, 6300 Fifth Avenue, Pittsburgh.

 

Saturday

 

7:45 Continental breakfast

 

8:30 Five talks

 

Multi-tasking and Control

Duncan Brumby & Dario Salvucci, Exploring Human Multitasking Strategies from a Cognitive Constraints Approach

Dario Salvucci & Niels Taatgen, An Integrated Approach to Multitasking in ACT-R

Andrea Stocco & John Anderson, The Neural Correlates of Control States in Algebra Problem Solving

Erik Altmann & Greg Trafton, Modeling the Timecourse of Recovery from Task Interruption

         Jared Danker, The Roles of Prefrontal and Posterior Parietal Cortices in Algebra Problem Solving: A Case of Using Cognitive Modeling to Inform Neuroimaging Data

 

10:10 Break

 

10:30 Five talks

 

Individual differences

Niels Taatgen, Ion Juvina, Seth Herd & David Jilk, A Hybrid Model of Attentional Blink

Daniel Hasumi-Dickison and Niels Taatgen, Individual differences in the Abstract Decision Making Task.

Ion Juvina, Niels A. Taatgen, & Daniel Hasumi-Dickison, The Role of Top-Down Control in Working Memory Performance: Implications for Multi-Tasking

 

Modeling/Architectural issues/Tools

Robert St. Amant, Sean McBride & Frank Ritter, An AI Planning Perspective on Abstraction in ACT-R Modeling

Christian Lebiere, Constraints and Complexity of Information Retrieval

 

12:10 Lunch

 

1:30 Five talks

 

John Anderson, Dan Bothell, Christian Lebiere & Niels Taatgen, the BICA project

 

Model validation

Glenn Gunzelmann & Kevin Gluck, Model Validation and High Performance Computing

Hedderik van Rijn, Complex model validation by multi-level modeling

Terrence Stewart  & Robert West, ACT-R versus not-ACT-R: Demonstrating Cross-domain Validity

Simon Li & Richard Young, ACT-R ALMOST provides a formula for predicting the rate of post-completion error

 

3:10 Break

 

3:40 Future of ACT-R

 

Sunday

 

7:45 Continental breakfast

 

8:30 Five talks

 

Reasoning/problem solving

Adrian Banks, The Influence of Belief on Relational Reasoning: An ACT-R Model

 

Complex tasks

Michael Schoelles, Wayne D. Gray, Vladislav Veksler, Stephane Gamard, and Alex Grintsvayg, Cognitive Modeling of Web Search

Eric Raufaste, ATC in ACT-R, a model of Conflict Detection between Planes

Shawn Nicholson, Michael Byrne & Michael Fotta, Modifying ACT-R for Visual Search of Complex Displays

Shawn Nicholson, Michael Fotta, Rober St. Amant & Michael Byrne, SegMan and HEMA-SI

 

10:10 Break

 

10:30 Five talks

 

Emotion

Frank Ritter, Sue Kase, Michael Schoelles, Jeanette Bennett & Laura Cousino Klein, Cognitive Aspects of Serial Subtraction

Robert West, Terrence Stewart & Bruno Emond, Modeling Emotion in ACT-R

Danilo Fum, Expected values and loss frequencies: A new view on the choice process in the Iowa Gambling Task

 

Visual perception and Search

Troy Kelley, Visual Search

Mike Byrne, A Theory of Visual Salience Computation in ACT-R

 

12:10 End