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.).
  • The Influence of Cognitive Parameters on the Extraction Behavior in CPR Dilemmas - An Explorative ABM Model (with Fieberg, D., Fischer, H., Lohse, H., Kirches, C.).

  • Publications

    Publications in Journals


  • 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

  • Publications in Proceedings


  • 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] ZUK 5.4 Scientific Computing (2018): Influence of Objective and Subjective Understanding of Functional Relationships on Making Predictions and Decisions in the Domain of Climate Change (with Fischer, H., Potschka, A., van den Broek K., Amelung, D., Kirches, C.)

    [2] 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.)

    [3] 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.)

    [4] 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


  • Said, N., Fieberg, D., Fischer H., Lohse, J., & Kirches C. (2018). How does Working Memory Capacity influence Extraction Behavior in CPR Dilemmas? - An Agent-Based Modeling Approach. Talk at the Tagung experimentell arbeitender Psychologen(TeaP2018), Marburg University.

  • 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.

  • Invited Talks


  • 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


    zum Seitenanfang/up