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Leveraging ... User Models

Leveraging ... User Models. Leveraging Data About Users in General in the Learning of Individual User Models* Anthony Jameson PhD (Psychology) Adjunct Professor of HCI Frank Wittig CS Researcher Saarland University, Saarbrucken Germany *pooling knowledge to improve learning accuracy.

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Leveraging ... User Models

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  1. Leveraging ... User Models Leveraging Data About Users in General in the Learning of Individual User Models* • Anthony Jameson PhD (Psychology) • Adjunct Professor of HCI • Frank Wittig • CS Researcher • Saarland University, Saarbrucken Germany • *pooling knowledge to improve learning accuracy

  2. Their Contributions

  3. Types of User Models • Learning General User Models • Learning Individual User Models

  4. Collaborative Filtering and Bayesian Networks

  5. An Example – Recommending Products

  6. Their Experiment - Inferring Psychological States of the User

  7. Learning Models Used • Model #1 - General Model • Model #2 - Parametized Model • Model #3 - Adaptive (Differential) Model • Model #4 - Individual Model

  8. A Tangent – AHUGIN(Olsen et al.) • Tangent - aHugin (Olsen at al.) • Model #4 - Individual Model • Speech Metrics • Experimental Conditions • Results • Differential Adaptation Revisited

  9. Speech Metrics;Results

  10. Experimental Conditions;Results

  11. Findings

  12. Differential Adaptation Revisited

  13. Summary • Now Dave can rip into it

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