This file contains the stop sign image. The image has 160x160 pixels. Gray levels are in the range [0, 255]. In the data file, observations are listed as a 160x160 matrix. This image has much blurring involved.
stopsign
A matrix of 160x160 pixels.
Kang, Y. (2020) ``Consistent Blind Image Deblurring Using Jump-Preserving Extrapolation'', Journal of Computational and Graphical Statistics, 29(2), 372 -- 382, tools:::Rd_expr_doi("10.1080/10618600.2019.1665536").