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2 research outcomes, page 1 of 1
  • publication . Article . 2011
    Open Access
    Authors:
    Jean Daunizeau; Jean Daunizeau; Alard Roebroeck; Pedro A. Valdes-Sosa; Karl J. Friston;
    Publisher: Elsevier BV
    Project: WT

    AbstractThis is the final paper in a Comments and Controversies series dedicated to “The identification of interacting networks in the brain using fMRI: Model selection, causality and deconvolution”. We argue that discovering effective connectivity depends critically on...

  • publication . Article . Other literature type . 2007
    Open Access
    Authors:
    William D. Penny; John Ashburner; Nelson J. Trujillo-Barreto; Karl J. Friston; Lee M. Harrison;
    Publisher: Elsevier BV
    Project: WT

    AbstractWe describe a Bayesian scheme to analyze images, which uses spatial priors encoded by a diffusion kernel, based on a weighted graph Laplacian. This provides a general framework to formulate a spatial model, whose parameters can be optimized. The application we h...

2 research outcomes, page 1 of 1