Images

Below are thumbnails for some popular pictures used in testing image processing algorithms. They're often referred to in publications by the names appearing on this page, but have been referenced by other names as well (e.g., the Mandrill is sometimes called Baboon).

lena mandrill clock monalisa
Lena Mandrill Clock Monalisa
gray 256 x 256 (.pgm) gray 256 x 256 (.pgm) gray 256 x 256 (.pgm) gray 256 x 256 (.pgm)
color 256 x 256 (.ppm) color 256 x 256 (.ppm) color N/A color 256 x 256 (.ppm)