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Research Article

Measuring Granger Causality between Cortical Regions from Voxelwise fMRI BOLD Signals with LASSO

  • Wei Tang,

    Affiliation: Center for Complex Systems and Brain Sciences, Florida Atlantic University, Boca Raton, Florida, United States of America

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  • Steven L. Bressler mail,

    bressler@fau.edu

    Affiliations: Center for Complex Systems and Brain Sciences, Florida Atlantic University, Boca Raton, Florida, United States of America, Department of Psychology, Florida Atlantic University, Boca Raton, Florida, United States of America

    X
  • Chad M. Sylvester,

    Affiliation: Department of Radiology, Washington University School of Medicine, St. Louis, Missouri, United States of America

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  • Gordon L. Shulman,

    Affiliation: Department of Neurology, Washington University School of Medicine, St. Louis, Missouri, United States of America

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  • Maurizio Corbetta

    Affiliations: Department of Radiology, Washington University School of Medicine, St. Louis, Missouri, United States of America, Department of Neurology, Washington University School of Medicine, St. Louis, Missouri, United States of America, Department of Neurobiology, Washington University School of Medicine, St. Louis, Missouri, United States of America

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  • Published: May 24, 2012
  • DOI: 10.1371/journal.pcbi.1002513
  • Featured in PLOS Collections

About the Authors

Wei Tang, Steven L. Bressler
Center for Complex Systems and Brain Sciences, Florida Atlantic University, Boca Raton, Florida, United States of America
Steven L. Bressler
Department of Psychology, Florida Atlantic University, Boca Raton, Florida, United States of America
Chad M. Sylvester, Maurizio Corbetta
Department of Radiology, Washington University School of Medicine, St. Louis, Missouri, United States of America
Gordon L. Shulman, Maurizio Corbetta
Department of Neurology, Washington University School of Medicine, St. Louis, Missouri, United States of America
Maurizio Corbetta
Department of Neurobiology, Washington University School of Medicine, St. Louis, Missouri, United States of America

Corresponding Author

Email: bressler@fau.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: WT SLB CMS GLS MC. Performed the experiments: WT CMS. Analyzed the data: WT SLB CMS. Contributed reagents/materials/analysis tools: WT. Wrote the paper: WT SLB CMS GLS MC.