Binary 20x16 digits of "0" through "9" and capital "A" through "Z". 39 examples of each class.
Arguments
Format
A data frame with 1,404 rows each representing an image (39 examples of 36 classes)
and 320 variables taking binary values 1 or 0 (black =1 and white = 0 for each pixel value
of a 20x16 alpha-numeric image).
References
From Simon Lucas' (sml@essex.ac.uk), Algoval system.