Contact

Psychologisches Institut
Hauptstraβe 47-51
69117 Heidelberg
Tel. +49 6221 54-7571

Mail: nadia.said#psychologie.uni-heidelberg.de

 

Dipl.-Phys. Nadia Said

Current position

Research Assistant

IWR HGS MathComp

Mail: nadia.said#psychologie.uni-heidelberg.de

Research Interests

  • Cognitive Modeling (ACT-R)
  • Agent-Based Modeling
  • Application of mathematical simulation & optimization methods to cognitive models
  • Work in Progress

  • The confidence-accuracy relationship in climate change knowledge and understanding (with Fischer, H., Amelung, D.).
  • Using Agent-Based Modeling for Exploration of the Influence of Working Memory Capacity in CPR Dilemmas (with Fieberg, D., Fischer, H., Lohse, H., Kirches, C.).

  • Publications

  • Said, N, Engelhart M, Kirches C, Körkel S, Holt DV (2016) Applying Mathematical Optimization Methods to an ACT-R Instance-Based Learning Model. PLoS ONE 11(7): e0158832. doi:10.1371/journal.pone.0158832 externer Link

  • Hundertmark, J., Holt, D. V., Fischer, A., Said, N, & Fischer, H. (2015). System structure and cognitive ability as predictors of performance in dynamic system control tasks. Journal of Dynamic Decision Making, 1, 5. doi: 10.11588/jddm.2015.1.26416 externer Link


  • Said, N., Engelhart, M., Kirches, C., Körkel, S., & Holt, D. V. (2015). Mathematical Formalization and Optimization of an ACT-R Instance-Based Learning Model. In N. A. Taatgen, M. K. van Vugt, J. P. Borst, & K. Mehlhorn (Eds.), Proceedings of the 13th International Conference on Cognitive Modeling (pp. 25-31). Groningen, the Netherlands: University of Groningen.

  • Grants


    [1] FRONTIER (2017) (Exzellenzinitiative „Heidelberg: Realising the Potential of a Comprehensive University“): An Agent-based Modeling Approach to Information Spread in Filter Bubbles (with Fischer, H., Potschka, A., Kirches, C.)

    [2] Field of Focus 4 (2016): Self-regulation of common property resources: Using Agent-Based Modeling for Exploration of the Influence of Working Memory Capacity in CPR Dilemmas (with Fischer, H., Kirches, C. & Amelung, D.)

    [3] ZUK 5.4 Scientific Computing (2016): Situational and personal factors that contribute to a better understanding of climate change (with Fischer, H., Amelung, D., Kirches, C., & Körkel, S.)

    Conference Contributions

  • Fischer, H., Amelung D., & Said, N. (2017). The confidence-accuracy relationship in CC knowledge and understanding. Poster at 2017 SJDM Conference, Vancouver, Canada.

  • Said, N., Fischer, H., Amelung D., & Kirches C. (2017). Using Agent-Based Modeling for Exploration of the Influence of Working Memory Capacity in CPR Dilemmas. Poster presented at MathPsych/ICCM 2017, University of Warwick.

  • Fischer, H., Amelung, D., & Said, N. (2017). Climate Change and the problem with overconfidence: The difference between perceived and actual understanding. Talk at Cambridge Risk and Uncertainty Conference (RUC), University of Cambridge.

  • Said, N. & Holt, D. V. (2016). An ACT-R Model of Age-Related Cognitive Decline in the Digit Span Task. Talk at the Tagung experimentell arbeitender Psychologen(TeaP2016), Heidelberg University.

  • Hundertmark, J., Fischer, H., Fischer, A., Said, N., & Holt, D. V. (2016). Cognitive ability and system structure as predictors of performance in dynamic system control tasks. Talk at the Tagung experimentell arbeitender Psychologen(TeaP2016), Heidelberg University.

  • Said, N., Engelhart, M., Kirches, C., Körkel, S., & Holt, D. V. (2015). Mathematical Formalization and Optimization of an ACT-R Instance-Based Learning Model. Talk at the International Conference on Cognitive Modeling, University of Groningen.

  • Said, N., Engelhart, M., Kirches, C., Körkel, S., & Holt, D. V. (2014). Mathematical formalization, simplification and optimization of an ACT-R instance-based learning model. Talk at the European Mathematical Psychology Group Meeting, University of Tübingen.


  • Said, N. (2017). Application of Optimization Methods to ACT-R Models. Invited Talk at Heidelberg Laureate Forum@IWR & HGS MathComp, Heidelberg University.

  • Thesis


  • Said, N. (2013). Wason Selection Task, Belief Bias and Unconscious Thought Theory. Bachelor Thesis Heidelberg University. (Supervisor Prof. Dr. Klaus Fiedler)

  • Said, N. (2011). Geometric distortion correction of Echo Planar Images based on field map generation. Diploma Thesis, Heidelberg University. (Supervisor Prof. Dr. Peter Bachert)

  • Teaching Activities

    • WS 2013/14: Seminar Gedanken und Gefühle in Zahlen – Methoden des Wissenschaftlichen Rechnens in der Psychologie

    Co-Supervision

    • Analyse der Kapazität des Arbeitsgedächtnisses mittels mathematischer Optimierung. – MSc thesis, Fatma Kurt (2017)


    Organized Workshops


    Workshop "Scientific Computing in the Behavioral Sciences" (SCBS 2015)

    Date: July 27-29, 2015
    Venue: Psychologisches Institut, Heidelberg University, Hauptstr. 47-51
    Organizers: D. Holt, S. Körkel, N. Said, M. von Sydow
    Supported by Zukunftskonzept der Universität Heidelberg in der Exzellenzinitiative
    Further Information: on the workshop webpage

    Challenge Workshop "Formal Models of (Dis)Ordered Cognition" (FOMOCOG 14)

    Date: March 24-26, 2014
    Venue: Internationales Wissenschaftsforum Heidelberg (IWH), Hauptstraße 242, 69117 Heidelberg
    Organizers: M. Engelhart, D. Holt, C. Kirches, S. Körkel, N. Said
    Supported by Psychologisches Institut, IWR, HGS MathComp, Zukunftskonzept der Universität Heidelberg in der Exzellenzinitiative
    Further Information: on the workshop webpage


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