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Beauchamp:Retinotopy: Difference between revisions
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Visual areas are retinotopic. An efficient way to map visual areas is to present stimuli that traverse the visual field. | Visual areas are retinotopic. An efficient way to map visual areas is to present stimuli that traverse the visual field. | ||
Here | Here are three snapshots of an eccentricity mapping stimulus: | ||
[[Image:Beauchamp_Eccentricity1.jpg|| | [[Image:Beauchamp_Eccentricity1.jpg||200px]] | ||
[[Image:Beauchamp_Eccentricity2.jpg||200px]] | |||
[[Image:Beauchamp_Eccentricity3.jpg||200px]] | |||
Here | Over the course of a 5-minute scan series, the ring expands from central to peripheral five times. | ||
[[Image: | |||
Here are three snapshots of a polar angle mapping stimulus: | |||
[[Image:Beauchamp_Polarangle1.jpg||200px]] | |||
[[Image:Beauchamp_Polarangle2.jpg||200px]] | |||
[[Image:Beauchamp_Polarangle3.jpg||200px]] | |||
Over the course of a 5-minute scan series, the ring expands from central to peripheral five times. | |||
==Processing Phase-Mapped Retinotopy Data in AFNI== | ==Processing Phase-Mapped Retinotopy Data in AFNI== | ||
