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Estimativa topográfico da População Campos Visuais Receptivos por fMRI
JoVE Journal
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JoVE Journal Comportamento
Topographical Estimation of Visual Population Receptive Fields by fMRI
DOI:

06:02 min

February 03, 2015

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Capitoli

  • 00:05Titolo
  • 00:58Data Acquisition
  • 02:18Estimation of pRF Topography and Parametric Modeling
  • 04:32Results: pRF Topography, Retinotopic Maps and pRF Size
  • 05:38Conclusion

Summary

Traduzione automatica

It is important to obtain unbiased estimates of visual population receptive fields (pRFs) by functional magnetic resonance imaging. We use mild regularization constraints to estimate pRF topography without a-priori assumptions about pRF shape, allowing us to choose specific pRF models post-hoc. This is particularly advantageous in subjects with visual-pathway lesions.

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