Articles

Conference contributions

Old listing

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  • Wetzels, R., Grasman, R.P.P.P. & Wagenmakers, E.-J. (2009) An Encompassing Prior Generalization of the Savage-Dickey Density Ratio Test. Manuscript submitted for publication, pdf
  • Wagenmakers, E.-J., Lodewyckx, T., Himanshu, K. & Grasman, R. P. P. P. (2009) Bayesian hypothesis testing for psychologists: A tutorial on the Savage-Dickey Procedure. Cognitive Psychology, submitted
  • Grasman, R. P. P. P., Huizenga, H. M. & Geurts, H. M. (2009) Departure from Normality in Multivariate Normative Comparison: the Cramér Alternative for Hotelling's T2. Neuropsychologia, under revision
    (3), p. 34—39. pdf
  • Hamaker, E. L., Grasman, R. P. P. P. & Huiskamp, J.-H. (2009) Regime-switching models to study psychological processes. In P. C. M. Molenaar & K. Newell (Eds.). Learning and Development: Individual Pathways of Change.
    vol. 40 (3), p. 34—39. pdf
    American Psychological Association.
  • Huizenga, H. M., Grasman, R. P. P. P., Muslimovic, D. & Schmand, B. (2008) Multiple normative comparisons: a powerful resampling approach. Journal of the International Neuropsychological Society, submitted
    (3), p. 34—39. pdf
  • Grasman, R. P. P. P., van der Maas, H. L. J. & Wagenmakers, E.-J. (2009) Fitting the cusp catastrophe in R: A cusp-package primer. Journal of Statistical Software, in press pdf R
  • Wagenmakers, E.-J., van der Maas, H. L. J., Dolan, C. V., & Grasman, R. P. P. P. (2008) EZ does it! Extensions of the EZ-diffusion model. Psychonomic Bulletin & Review, vol. 15, p. 1229—1235. pdf
  • Grasman, R. P. P. P., Wagenmakers, E.-J. & van der Maas, H. L. J. (2009) On the Mean and Variance of Response Times Under the Diffusion Model with an Application to Parameter Estimation. Journal of Mathematical Psychology, vol. 53 (2), p. 55—68. pdf webapp R xls talk doi
  • Huizenga, H. M., Smeding, H., Grasman, R. P. P. P., & Schmand, B. (2007) Multivariate normative comparisons. Neuropsychologia, vol. 45 (11), p. 2534—2542. pdf web application doi
  • Geurts, H. M., Grasman, R. P. P. P., Verté, S., Oosterlaan, J., Roeyers, H., van Kammen, S. M. & Sergeant, J. A. (2006). Intra-individual Variability in ADHD, Autism spectrum disorders, and Tourette's Syndrome. Neuropsychologia, vol. 46 (13), p. 3030—2041. pdf doi
  • van der Maas, H. L. J., Dolan, C. V., Grasman, R. P. P. P. , Wicherts, J. M. , Huizenga, H. M. & Raijmakers, M. E. J. (2006) A dynamical model of general intelligence: the positive manifold of intelligence by mutualism. Psychological Review, vol. 113 (4), p. 842—861. pdf doi
  • Grasman, R. P. P. P., & Wagenmakers, E.-J. (2006) Rescue the Gardiner book! Journal of Mathematical Psychology, vol. 50 (4), p. 431—435. pdf doi
  • Wagenmakers, E.-J., van der Maas, H. L. J., & Grasman, R. P. P. P. (2007) An EZ-diffusion model for response time and accuracy. Psychonomic Bulletin & Review, vol. 14 (1), p. 3—22 pdf
  • Grasman, R. P. P. P., Waldorp, L. J., Molenaar, P. C. M. & Huizenga, H. M. (under revision) Rank deficiency of Array Manifolds in Stochastic Maximum Likelihood Processing. Digital Signal Processing, pdf
  • Wagenmakers, E.-J., Molenaar, P. C. M., Grasman, R. P. P. P., Hartelman, P. A. I., & van der Maas, H. L. J. (2005) Transformation invariant stochastic catastrophe theory. Physica D, vol. 211 (?), p. 264—276. pdf material
  • Waldorp, L. J., Huizenga, H. M., & Grasman, R. P. P. P. (2005) The Wald test and Cramér-Rao bound in electromagnetic source analysis. IEEE Transactions on Signal Processing, vol. 53 (9), p. 3427—3435. pdf
  • Waldorp, L. J., Grasman, R. P. P. P. & Huizenga, H. M. (2006) Goodness-of-fit and confidence intervals for approximate models. Journal of Mathematical Psychology, vol. 50 (2), p. 203—213. pdf
  • Wagenmakers, E. J., Grasman, R. P. P. P., & Molenaar, P. C. M. (2005) On the Relation Between the Mean and the Variance of a Diffusion Model Response Time Distribution. J. Math. Psychol., vol. 49 (3), p. 195—204. pdf maple I compiled.
  • Waldorp, L.J., Huizenga, H.M., Grasman, R.P.P.P., Molenaar, P.C.M. (2005) Hypothesis testing in distributed source models for EEG and MEG data. Human Brain Mapping, vol. 27 (2), p. 114 — 128 . pdf
  • Dolan, C.V., van der Sluis, S., & Grasman, R. P. P. P. (2005) A note on normal theory power calculation in structural equation modeling with data missing completely at random. Structural Equation Modeling, vol. 12 (2), p. 245—262. pdf
  • Grasman, R. P. P. P., Huizenga, H. M., Waldorp, L. J., Böcker, K. B. E. & Molenaar, P. C. M. (2005) Stochastic maximum likelihood mean and cross-spectrum structure modelling in neuro-magnetic source estimation, Digital Signal Processing, vol. 15 (1), p. 56—72. pdf
  • Grasman, R. P. P. P., Huizenga, H. M., Waldorp, L. J., & Molenaar, P. C. M. (In preperation) Optimizing Interpretation in Averaging Kernels for the Neuro-electromagnetic Inverse Problem. pdf
  • Grasman, R. P. P. P., Huizenga, H. M., Waldorp, L. J., Böcker, K. B. E. & Molenaar, P. C. M. (2004) Frequency Domain Simultaneous Source and Source Coherence Estimation With an Application to MEG. IEEE Transactions on Biomedical Engineering, vol. 51 (1), p. 45—55. pdf html
  • Waldorp L. J., Huizenga H. M., Grasman R. P. P. P., Böcker K. B. E., de Munck J. C. & Molenaar P. C. M. (2002) Model selection in electromagnetic source analysis with an application to VEFs. IEEE Transactions on Biomedical Engineering, vol. 49 (10), p. 1121 — 1129 . pdf
  • Huizenga H. M., de Munck J. C., Waldorp L. J. & Grasman R. P. P. P. (2002) Spatiotemporal EEG/MEG source analysis based on a parametric-noise covariance model, IEEE Transactions on Biomedical Engineering , vol. 49 (6), p. 533-539. pdf

    Proceedings

    • Waldorp, L.J., Huizenga, H.M., Dolan, C.V., Grasman, R.P.P.P., & P.C.M. Molenaar. (2000) Maximum likelihood estimation with a parametric noise covariance models for instantaneous and spatio-temporal electromagnetic source analysis. SAM2000 |pdf|

    • Waldorp, L.J., Huizenga, H.M., Molenaar, P.C.M., & Grasman, R.P.P.P. (2000) Model selection procedures in electromagnetic source analysis. BioMag2000 |pdf|

    • Grasman, R.P.P.P., Huizenga, H.M., Molenaar, P. C. M., & Waldorp, L. J. (2000) Electromagnetic source localization and interactions between neural generators. BioMag2000 |pdf|

    • Waldorp, L.J., Huizenga, H.M., Grasman, R.P.P.P., Böcker, K.B.E., de Munck, J.C. & Molenaar, P.C.M. (2002) Model selection in electromagnetic source analysis. BioMag2002 |pdf|

    • Grasman, Raoul P.P.P., Huizenga, Hilde M., Waldorp, Lourens J., Böcker, Koen B.E. & Molenaar, Peter C.M. (2002) Frequency domain source and source coherence estimation. BioMag2002 |pdf|

    • Huizenga, Hilde M., Grasman, Raoul P.P.P., Waldorp, Lourens J., de Munck, Jan C., Böcker, Koen B.E., & Molenaar, Peter C.M. (2002) Analysis of EEG/MEG sources and their lagged covariances. BioMag2002 |pdf|

    • Böcker, K.B.E., Waldorp, L.J., Grasman, R.P.P.P., de Munck, J.C., Kenemans J.L. & Huizenga, H.M. (2002) Estimating the Number of Sources in a VEF/MRI Study. BioMag2002 |pdf|

    Abstracts

    • Grasman R. P. P. P., Molenaar P. C. M. & Huizenga H. M. (2000) Coherence: A critique. Journal of Psychophysiology, vol. 14 (4), p. 261.

    • Böcker, K. B. E., Bijma F., Waldorp L. J., Grasman R. P. P. P., Kenemans J. L., de Munck J. C. & Huizenga H. M. (2003) Advances in source analysis of visual evoked electromagnetic brain responses. Journal of Psychophysiology, vol. 17 (3), p. 137.

    • Grasman, R. P. P. P., Waldorp, L. J., Huizenga, H. M. , Böcker, K. B. E. & Molenaar, P. C. M. (2006). Detecting true functional connectivity by testing the real part of the cross-spectral matrix.. Neuroimage, vol. 31 (Supp. 1), p. S61 (472 M-PM).

    Thesis

    Please refer to this as: Grasman, R.P.P.P. (2004) Sensor array signal processing and the neuro- electromagnetic inverse problem in functional connectivity analysis of the brain, PhD-thesis, University of Amsterdam, Amsterdam. |pdf|

    • Chapter 1: Introduction |pdf|

    • Chapter 2: Cortico-Cortical Interactions and Their Analysis |pdf|

    • Chapter 3: Mean and covariance structures for complex random variables |pdf|

    • Chapter 4: Frequency Domain Simultaneous Source and Source Coherence Estimation |pdf|html|

    • Chapter 5: Stochastic maximum likelihood mean and cross-spectrum structure estimation |pdf|

    • Chapter 6: Optimizing Interpretation in Averaging Kernels for the Neuroelectromagnetic Inverse Problem |pdf|

    • Chapter 7: Summary and discussion: requirements for accurate connectivity estimation |pdf|

    • Appendices:

      • Appendix A: Some operations on complex matrices

      • Appendix B: Non-linear weighted least squares for complex random variables

      • Appendix C: Generalization of the concentrated likelihood
        |pdf|

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