checkerboard_016

checkerboard_016#

checkerboard_016 stimulus example
stimupy.papers.RHS2007.checkerboard_016(ppd=PPD, pad=True)#

Checkerboard stimulus as shown in Robinson, Hammon, & de Sa (2007) Fig 1u. Stimulus size: 6.25x15.9375 deg Target size: 0.156x0.156 deg

Parameters:

  • ppd (int) – Resolution of stimulus in pixels per degree. (default: 32)

  • pad (bool) – If True, include padding to 32x32 deg (default: True)

Returns:

dict with the stimulus (key: “img”) and target mask (key: “target_mask”) and additional keys containing stimulus parameters

Return type:

dict of str

References

Blakeslee, B., & McCourt, M. E. (2004).

A unified theory of brightness contrast and assimilation incorporating oriented multi-scale spatial filtering and contrast normalization. Vision Research, 44, 2483-2503.

DeValois, R. L., & DeValois, K. K. (1988).

Spatial vision. New York: Oxford University Press.

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